[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view

REN Routing Table Report cscora at bgp.nsrc.org
Fri Mar 29 22:41:02 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 29 Mar, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                              997953
    Prefixes after maximum aggregation (per Origin AS):          364656
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      458954
Total ASes present in the Internet Routing Table:                 75806
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65066
Origin ASes announcing only one prefix:                           25943
Transit ASes present in the Internet Routing Table:               10740
Transit-only ASes present in the Internet Routing Table:            499
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1192
    Number of instances of unregistered ASNs:                      1194
Number of 32-bit ASNs allocated by the RIRs:                      43966
Number of 32-bit ASNs visible in the Routing Table:               36237
Prefixes from 32-bit ASNs in the Routing Table:                  194713
Number of bogon 32-bit ASNs visible in the Routing Table:           173
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            642
Number of addresses announced to Internet:                   3030880181
    Equivalent to 180 /8s, 167 /16s and 143 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      341145

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   259749
    Total APNIC prefixes after maximum aggregation:               74000
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          252215
    Unique aggregates announced from the APNIC address blocks:   100200
APNIC Region origin ASes present in the Internet Routing Table:   14152
    APNIC Prefixes per ASN:                                       17.82
APNIC Region origin ASes announcing only one prefix:               4234
APNIC Region transit ASes present in the Internet Routing Table:   1901
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9497
Number of APNIC addresses announced to Internet:              761274016
    Equivalent to 45 /8s, 96 /16s and 30 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    283472
    Total ARIN prefixes after maximum aggregation:               125715
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           287731
    Unique aggregates announced from the ARIN address blocks:    132628
ARIN Region origin ASes present in the Internet Routing Table:    19172
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                6959
ARIN Region transit ASes present in the Internet Routing Table:    1951
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4891
Number of ARIN addresses announced to Internet:              1270103618
    Equivalent to 75 /8s, 180 /16s and 62 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    282717
    Total RIPE prefixes after maximum aggregation:               129053
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           276886
    Unique aggregates announced from the RIPE address blocks:    163036
RIPE Region origin ASes present in the Internet Routing Table:    28662
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12072
RIPE Region transit ASes present in the Internet Routing Table:    3963
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          43
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11726
Number of RIPE addresses announced to Internet:               714892403
    Equivalent to 42 /8s, 156 /16s and 100 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  136331
    Total LACNIC prefixes after maximum aggregation:              28912
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         134854
    Unique aggregates announced from the LACNIC address blocks:   49597
LACNIC Region origin ASes present in the Internet Routing Table:  11075
    LACNIC Prefixes per ASN:                                      12.18
LACNIC Region origin ASes announcing only one prefix:              2077
LACNIC Region transit ASes present in the Internet Routing Table:  2404
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8930
Number of LACNIC addresses announced to Internet:             177314656
    Equivalent to 10 /8s, 145 /16s and 155 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  34492
    Total AfriNIC prefixes after maximum aggregation:              6232
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         45624
    Unique aggregates announced from the AfriNIC address blocks:  12989
AfriNIC Region origin ASes present in the Internet Routing Table:  1824
    AfriNIC Prefixes per ASN:                                     25.01
AfriNIC Region origin ASes announcing only one prefix:              601
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1193
Number of AfriNIC addresses announced to Internet:            106973696
    Equivalent to 6 /8s, 96 /16s and 74 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9834       8742      65  CHINAMOBILE-CN China Mobile Communicati
  7545        5657        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       4192      76  ERX-CERNET-BKB China Education and Rese
 18403        4630        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3858       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3612       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3525        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2766        863     367  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2493      11259     577  KIXS-AS-KR Korea Telecom, KR

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9804      11364    3399  AMAZON-02, US
   174        5322       6652     702  COGENT-174, US
 11492        4596        305     619  CABLEONE, US
  7155        4175        288      91  VIASAT-SP-BACKBONE, US
  6327        3603       1320      75  SHAW, CA
 22773        3553       3048     245  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3208       1377    2279  AKAMAI-AS, US
   749        3189      54916    2441  DNIC-AS-00749, US
   367        2883       3596    1367  DNIC-ASBLK-00306-00371, US
396982        2764       3641     412  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9057       1222    2277  TTNET, TR
 12479        7676       1709     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3934       3396     150  AKAMAI-ASN1, NL
  9009        3273        283    1600  M247, RO
 12389        2990       2304     903  ROSTELECOM-AS, RU
  8551        2654        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2515        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2469       1852      14  TE-AS TE-AS, EG
 34984        2387        366     581  TELLCOM-AS, TR

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12350       3315     495  UNINET, MX
 10620        3527        497     888  Telmex Colombia S.A., CO
 13999        2515        342     655  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1550       2319     241  Claro NXT Telecomunicacoes Ltda, BR
  3816        1313        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1231        216      21  ETB - Colombia, CO
 11664        1147        179     423  Techtel LMDS Comunicaciones Interactiva
 28202        1130         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1103        346     480  Axtel, S.A.B. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1630        315      38  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1492        389      20  LINKdotNET-AS, EG
 36992        1367       1519     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1207         76      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         555       1861      34  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 15399         538         56      55  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12350       3315     495  UNINET, MX
  9808        9834       8742      65  CHINAMOBILE-CN China Mobile Communicati
 16509        9804      11364    3399  AMAZON-02, US
 47331        9057       1222    2277  TTNET, TR
 12479        7676       1709     144  UNI2-AS, ES
  7545        5657        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5322       6652     702  COGENT-174, US
  4538        5019       4192      76  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 18403        4630        347      25  FPT-AS-AP FPT Telecom Company, VN

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9834         9769  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7676         7532  UNI2-AS, ES
 47331        9057         6780  TTNET, TR
 16509        9804         6405  AMAZON-02, US
  7545        5657         4984  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019         4943  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5322         4620  COGENT-174, US
 18403        4630         4605  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4084  VIASAT-SP-BACKBONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.0.192.0/22        Origin:    138415  HENGDA-HK HENGDA NETWORK LIMITED, HK
27.0.192.0/22       Transit:     51847  NEAROUTE, HK
27.0.192.0/24        Origin:    138195  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      3786  LGDACOM LG DACOM Corporation, KR
27.0.193.0/24        Origin:    138195  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.193.0/24       Transit:      3786  LGDACOM LG DACOM Corporation, KR

Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:95      /12:300     
/13:585     /14:1211    /15:2146    /16:13433   /17:8483    /18:14220   
/19:25502   /20:45547   /21:54040   /22:114769  /23:107729  /24:604864  
/25:1102    /26:1054    /27:1512    /28:165     /29:271     /30:114     
/31:113     /32:630     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8165        9057  TTNET, TR
 12479        6793        7676  UNI2-AS, ES
  8151        6362       12350  UNINET, MX
 11492        3509        4596  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3401        3603  SHAW, CA
  7155        3118        4175  VIASAT-SP-BACKBONE, US
 22773        2636        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2150        2494  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2133        3527  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2318      2:1678      3:320       4:22        5:4710      6:162    
   7:6         8:1637      9:2        11:172      12:1472     13:378    
  14:2447     15:318      16:210      17:373      18:758      20:374    
  21:4        22:188      23:6710     24:3113     25:2        27:2647   
  29:19       31:2830     32:62       34:65       35:126      36:2269   
  37:4624     38:8360     39:901      40:125      41:4637     42:2251   
  43:2400     44:320      45:18525    46:4514     47:305      49:1947   
  50:1921     51:579      52:1616     54:307      55:896      56:5      
  57:175      58:2123     59:1265     60:1028     61:2770     62:2843   
  63:1944     64:5740     65:2365     66:4879     67:3140     68:1359   
  69:4123     70:1386     71:584      72:2980     74:2616     75:1587   
  76:631      77:2578     78:4159     79:2514     80:2218     81:2179   
  82:1622     83:1394     84:1655     85:4058     86:935      87:2311   
  88:3052     89:4163     90:680      91:8242     92:2284     93:2665   
  94:3837     95:5401     96:1319     97:313      98:1050     99:743    
 100:111     101:1196    102:3520    103:32959   104:4811    105:2064   
 106:1007    107:2775    108:1131    109:4108    110:2177    111:3254   
 112:2096    113:1799    114:1792    115:2127    116:1907    117:2629   
 118:2868    119:2039    120:1812    121:1359    122:2814    123:2281   
 124:1636    125:2886    126:32      128:1566    129:1036    130:1144   
 131:2060    132:924     133:410     134:1730    135:358     136:955    
 137:1076    138:3194    139:1570    140:1393    141:1371    142:1615   
 143:1649    144:1017    145:347     146:2066    147:1770    148:2513   
 149:2645    150:1044    151:1358    152:1989    153:593     154:6538   
 155:1434    156:2272    157:1707    158:1114    159:2325    160:2705   
 161:1673    162:3637    163:1737    164:1721    165:2196    166:1075   
 167:1789    168:4277    169:826     170:5241    171:1034    172:3856   
 173:3083    174:910     175:1255    176:3845    177:6195    178:3723   
 179:2751    180:2460    181:3798    182:3398    183:2053    184:2282   
 185:21036   186:5579    187:5176    188:4259    189:4522    190:9653   
 191:2056    192:11057   193:9131    194:7627    195:5452    196:3686   
 197:2874    198:6066    199:7601    200:8592    201:6628    202:10790  
 203:10597   204:4632    205:3787    206:4564    207:3552    208:4180   
 209:5106    210:4793    211:2609    212:4399    213:3543    214:1090   
 215:50      216:6889    217:3059    218:1386    219:608     220:2050   
 221:1040    222:879     223:2238   

End of report


More information about the ren-bgp-stats-all mailing list