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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Apr 11 22:42:14 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 11 Apr, 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:                              1004260
    Prefixes after maximum aggregation (per Origin AS):          368779
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      460173
Total ASes present in the Internet Routing Table:                 75849
    Prefixes per ASN:                                             13.24
Origin-only ASes present in the Internet Routing Table:           65215
Origin ASes announcing only one prefix:                           25941
Transit ASes present in the Internet Routing Table:               10634
Transit-only ASes present in the Internet Routing Table:            497
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              4648
    Number of instances of unregistered ASNs:                      4650
Number of 32-bit ASNs allocated by the RIRs:                      44090
Number of 32-bit ASNs visible in the Routing Table:               36298
Prefixes from 32-bit ASNs in the Routing Table:                  195900
Number of bogon 32-bit ASNs visible in the Routing Table:           184
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            661
Number of addresses announced to Internet:                   3030430703
    Equivalent to 180 /8s, 160 /16s and 179 /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:      344401

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

Prefixes being announced by APNIC Region ASes:                   260326
    Total APNIC prefixes after maximum aggregation:               74321
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          252818
    Unique aggregates announced from the APNIC address blocks:   100414
APNIC Region origin ASes present in the Internet Routing Table:   14157
    APNIC Prefixes per ASN:                                       17.86
APNIC Region origin ASes announcing only one prefix:               4231
APNIC Region transit ASes present in the Internet Routing Table:   1881
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9504
Number of APNIC addresses announced to Internet:              761107368
    Equivalent to 45 /8s, 93 /16s and 147 /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:                    284119
    Total ARIN prefixes after maximum aggregation:               126174
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288796
    Unique aggregates announced from the ARIN address blocks:    133232
ARIN Region origin ASes present in the Internet Routing Table:    19169
    ARIN Prefixes per ASN:                                        15.07
ARIN Region origin ASes announcing only one prefix:                6943
ARIN Region transit ASes present in the Internet Routing Table:    1913
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4886
Number of ARIN addresses announced to Internet:              1269734238
    Equivalent to 75 /8s, 174 /16s and 155 /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, 393216-402332
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:                    283558
    Total RIPE prefixes after maximum aggregation:               129336
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           280150
    Unique aggregates announced from the RIPE address blocks:    163489
RIPE Region origin ASes present in the Internet Routing Table:    28691
    RIPE Prefixes per ASN:                                         9.76
RIPE Region origin ASes announcing only one prefix:               12085
RIPE Region transit ASes present in the Internet Routing Table:    3929
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          44
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11769
Number of RIPE addresses announced to Internet:               715004549
    Equivalent to 42 /8s, 158 /16s and 26 /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:                  136910
    Total LACNIC prefixes after maximum aggregation:              28969
    LACNIC Deaggregation factor:                                   4.73
Prefixes being announced from the LACNIC address blocks:         135411
    Unique aggregates announced from the LACNIC address blocks:   49469
LACNIC Region origin ASes present in the Internet Routing Table:  11076
    LACNIC Prefixes per ASN:                                      12.23
LACNIC Region origin ASes announcing only one prefix:              2082
LACNIC Region transit ASes present in the Internet Routing Table:  2403
Average LACNIC Region AS path length visible:                       4.2
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8942
Number of LACNIC addresses announced to Internet:             177333088
    Equivalent to 10 /8s, 145 /16s and 227 /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:                  34699
    Total AfriNIC prefixes after maximum aggregation:              6221
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         46423
    Unique aggregates announced from the AfriNIC address blocks:  13052
AfriNIC Region origin ASes present in the Internet Routing Table:  1829
    AfriNIC Prefixes per ASN:                                     25.38
AfriNIC Region origin ASes announcing only one prefix:              600
AfriNIC Region transit ASes present in the Internet Routing Table:  349
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1197
Number of AfriNIC addresses announced to Internet:            106922240
    Equivalent to 6 /8s, 95 /16s and 129 /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        9850       8743      68  CHINAMOBILE-CN China Mobile Communicati
  7545        5660        777     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4991       4192      76  ERX-CERNET-BKB China Education and Rese
 18403        4631        347      24  FPT-AS-AP FPT Telecom Company, VN
  7552        3867       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3644       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3579        498     257  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2774        861     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2493      11259     578  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        9885      11376    3463  AMAZON-02, US
   174        5274       6632     827  COGENT-174, US
 11492        4601        305     610  CABLEONE, US
  7155        4175        288      91  VIASAT-SP-BACKBONE, US
  6327        3605       1320      75  SHAW, CA
 22773        3564       3066     249  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3202      54912    2454  DNIC-AS-00749, US
 16625        3175       1353    2257  AKAMAI-AS, US
   367        2813       3548    1334  DNIC-ASBLK-00306-00371, US
396982        2763       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    2282  TTNET, TR
 12479        7712       1709     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3944       3396     150  AKAMAI-ASN1, NL
  9009        3288        285    1606  M247, RO
 12389        2991       2304     903  ROSTELECOM-AS, RU
  8551        2648        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2491        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2470       1852      14  TE-AS TE-AS, EG
 34984        2395        367     575  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       12415       3322     495  UNINET, MX
 10620        3531        497     886  Telmex Colombia S.A., CO
 13999        2501        346     657  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1548       2315     247  Claro NXT Telecomunicacoes Ltda, BR
  3816        1312        788     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1232        216      21  ETB - Colombia, CO
 11664        1147        177     426  Techtel LMDS Comunicaciones Interactiva
  6503        1143        346     480  Axtel, S.A.B. de C.V., MX
 28202        1125         52       9  Rede Brasileira de Comunicacao SA, BR

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        1502        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         553       1861      34  IAM-AS, MA
 36914         542         82       3  KENET-AS, KE
 15399         529         56      54  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       12415       3322     495  UNINET, MX
 16509        9885      11376    3463  AMAZON-02, US
  9808        9850       8743      68  CHINAMOBILE-CN China Mobile Communicati
 47331        9057       1222    2282  TTNET, TR
 12479        7712       1709     144  UNI2-AS, ES
 64912        6870          1    3007  >>UNKNOWN<<
  7545        5660        777     677  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5274       6632     827  COGENT-174, US
  4538        4991       4192      76  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA

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        9850         9782  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7568  UNI2-AS, ES
 47331        9057         6775  TTNET, TR
 16509        9885         6422  AMAZON-02, US
  7545        5660         4983  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4991         4915  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4631         4607  FPT-AS-AP FPT Telecom Company, VN
   174        5274         4447  COGENT-174, US
  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
     64912  PRIVATE      2.56.10.79/32            20912  ASN-PANSERVICE, IT
     64912  PRIVATE      2.58.193.190/32          20912  ASN-PANSERVICE, IT
     64912  PRIVATE      2.59.156.194/32          20912  ASN-PANSERVICE, IT
     64912  PRIVATE      5.9.157.239/32           20912  ASN-PANSERVICE, IT
     64912  PRIVATE      5.34.241.125/32          20912  ASN-PANSERVICE, IT
     64912  PRIVATE      5.44.253.136/32          20912  ASN-PANSERVICE, IT
     64912  PRIVATE      5.44.253.137/32          20912  ASN-PANSERVICE, IT
     64912  PRIVATE      5.44.253.138/32          20912  ASN-PANSERVICE, IT
     64912  PRIVATE      5.44.253.142/32          20912  ASN-PANSERVICE, IT
     64912  PRIVATE      5.75.143.17/32           20912  ASN-PANSERVICE, IT

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:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
27.0.192.0/22        Origin:    138415  YANCYLIMITED-AS-HK Yancy 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

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    /16:13439   /17:8498    /18:14218   
/19:25498   /20:45510   /21:54114   /22:114989  /23:107995  /24:607078  
/25:1100    /26:1068    /27:1515    /28:168     /29:277     /30:121     
/31:116     /32:4151    

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

   ASN  No of nets  Total ann.  Description
 47331        8165        9057  TTNET, TR
 12479        6831        7712  UNI2-AS, ES
  8151        6424       12415  UNINET, MX
 11492        3514        4601  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3402        3605  SHAW, CA
  7155        3118        4175  VIASAT-SP-BACKBONE, US
 22773        2643        3564  ASN-CXA-ALL-CCI-22773-RDC, US
 64912        2356        6870  -Private Use AS-, ZZ
 10620        2137        3531  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)
----------------------------------------------

   1:2338      2:1698      3:324       4:22        5:4719      6:161    
   7:6         8:1615      9:2        11:172      12:1467     13:377    
  14:2450     15:318      16:209      17:373      18:757      20:376    
  21:4        22:188      23:6726     24:3122     25:2        27:2700   
  29:19       31:2863     32:60       34:66       35:128      36:2311   
  37:4609     38:8396     39:898      40:126      41:4640     42:2231   
  43:2418     44:321      45:18609    46:4537     47:308      49:1949   
  50:1936     51:579      52:1622     54:312      55:997      56:5      
  57:175      58:2124     59:1266     60:1034     61:2774     62:2840   
  63:1931     64:5742     65:2367     66:4835     67:3086     68:1341   
  69:4149     70:1384     71:587      72:2979     74:2633     75:1586   
  76:634      77:2582     78:4158     79:2528     80:2221     81:2200   
  82:1624     83:1383     84:1660     85:4073     86:943      87:2311   
  88:3051     89:4197     90:678      91:8255     92:2294     93:2686   
  94:3842     95:5382     96:1308     97:315      98:1053     99:742    
 100:99      101:1199    102:3587    103:32963   104:4882    105:2065   
 106:1008    107:2781    108:1134    109:4140    110:2172    111:3267   
 112:2098    113:1837    114:1799    115:2143    116:1909    117:2632   
 118:2870    119:2043    120:1816    121:1358    122:2815    123:2255   
 124:1681    125:2892    126:32      128:1562    129:1037    130:1162   
 131:2057    132:932     133:410     134:1724    135:360     136:952    
 137:1073    138:3204    139:1568    140:1395    141:1380    142:1622   
 143:1647    144:1012    145:350     146:2091    147:1847    148:2526   
 149:2627    150:1042    151:1366    152:2022    153:593     154:6811   
 155:1455    156:2385    157:1744    158:1154    159:2332    160:2738   
 161:1649    162:3621    163:1740    164:1732    165:2189    166:1134   
 167:1823    168:4277    169:830     170:5255    171:1028    172:3848   
 173:3076    174:913     175:1255    176:3789    177:6199    178:3718   
 179:2770    180:2453    181:3814    182:3403    183:2049    184:2295   
 185:21065   186:5660    187:5233    188:4263    189:4616    190:9712   
 191:2041    192:11039   193:9134    194:7653    195:5478    196:3676   
 197:2915    198:6086    199:7660    200:8672    201:6632    202:10821  
 203:10589   204:4635    205:3812    206:4562    207:3558    208:4204   
 209:5139    210:4792    211:2612    212:4409    213:3573    214:1088   
 215:50      216:6887    217:3064    218:1386    219:611     220:2049   
 221:1042    222:883     223:2241   

End of report


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