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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Apr 16 22:41:17 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 16 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:                              1000710
    Prefixes after maximum aggregation (per Origin AS):          365952
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      460064
Total ASes present in the Internet Routing Table:                 75866
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65024
Origin ASes announcing only one prefix:                           25934
Transit ASes present in the Internet Routing Table:               10842
Transit-only ASes present in the Internet Routing Table:            522
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     103
    Max AS path prepend of ASN (151354)                             100
Prefixes from unregistered ASNs in the Routing Table:              1167
    Number of instances of unregistered ASNs:                      1169
Number of 32-bit ASNs allocated by the RIRs:                      44137
Number of 32-bit ASNs visible in the Routing Table:               36315
Prefixes from 32-bit ASNs in the Routing Table:                  195604
Number of bogon 32-bit ASNs visible in the Routing Table:           172
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            614
Number of addresses announced to Internet:                   3029918644
    Equivalent to 180 /8s, 152 /16s and 227 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      342080

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

Prefixes being announced by APNIC Region ASes:                   260503
    Total APNIC prefixes after maximum aggregation:               74384
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          252671
    Unique aggregates announced from the APNIC address blocks:   100435
APNIC Region origin ASes present in the Internet Routing Table:   14158
    APNIC Prefixes per ASN:                                       17.85
APNIC Region origin ASes announcing only one prefix:               4221
APNIC Region transit ASes present in the Internet Routing Table:   1912
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                        103
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9515
Number of APNIC addresses announced to Internet:              761081504
    Equivalent to 45 /8s, 93 /16s and 46 /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:                    283888
    Total ARIN prefixes after maximum aggregation:               126262
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288562
    Unique aggregates announced from the ARIN address blocks:    133198
ARIN Region origin ASes present in the Internet Routing Table:    19163
    ARIN Prefixes per ASN:                                        15.06
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    1957
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4883
Number of ARIN addresses announced to Internet:              1269387074
    Equivalent to 75 /8s, 169 /16s and 79 /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:                    283774
    Total RIPE prefixes after maximum aggregation:               129355
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           277534
    Unique aggregates announced from the RIPE address blocks:    163437
RIPE Region origin ASes present in the Internet Routing Table:    28687
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12071
RIPE Region transit ASes present in the Internet Routing Table:    3989
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          43
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11767
Number of RIPE addresses announced to Internet:               714916978
    Equivalent to 42 /8s, 156 /16s and 196 /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:                  136698
    Total LACNIC prefixes after maximum aggregation:              28996
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         135100
    Unique aggregates announced from the LACNIC address blocks:   49490
LACNIC Region origin ASes present in the Internet Routing Table:  11085
    LACNIC Prefixes per ASN:                                      12.19
LACNIC Region origin ASes announcing only one prefix:              2093
LACNIC Region transit ASes present in the Internet Routing Table:  2434
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8953
Number of LACNIC addresses announced to Internet:             177254752
    Equivalent to 10 /8s, 144 /16s and 177 /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:                  34680
    Total AfriNIC prefixes after maximum aggregation:              6226
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         46228
    Unique aggregates announced from the AfriNIC address blocks:  13029
AfriNIC Region origin ASes present in the Internet Routing Table:  1826
    AfriNIC Prefixes per ASN:                                     25.32
AfriNIC Region origin ASes announcing only one prefix:              598
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      4.2
    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:            106966784
    Equivalent to 6 /8s, 96 /16s and 47 /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        9876       8744      69  CHINAMOBILE-CN China Mobile Communicati
  7545        5662        777     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016       4192      76  ERX-CERNET-BKB China Education and Rese
 18403        4578        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3875       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3644       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3595        499     257  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3293       1872     100  VNPT-AS-VN VNPT Corp, VN
 24560        2776        863     371  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2505      11258     588  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        9853      11369    3459  AMAZON-02, US
   174        5251       6631     830  COGENT-174, US
 11492        4602        305     605  CABLEONE, US
  7155        4176        288      92  VIASAT-SP-BACKBONE, US
  6327        3605       1320      75  SHAW, CA
 22773        3551       3064     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3202      54912    2454  DNIC-AS-00749, US
 16625        3176       1353    2257  AKAMAI-AS, US
   367        2834       3552    1353  DNIC-ASBLK-00306-00371, US
  7018        2776      23647    1771  ATT-INTERNET4, 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        9056       1222    2281  TTNET, TR
 12479        7730       1709     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3953       3396     150  AKAMAI-ASN1, NL
  9009        3290        285    1609  M247, RO
 12389        2955       2302     894  ROSTELECOM-AS, RU
  8551        2637        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2491        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2489       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       12409       3320     496  UNINET, MX
 10620        3525        495     906  Telmex Colombia S.A., CO
 13999        2526        348     657  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1547       2313     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1313        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1230        216      21  ETB - Colombia, CO
 11664        1152        175     427  Techtel LMDS Comunicaciones Interactiva
  6503        1133        314     478  Axtel, S.A.B. de C.V., MX
 28202        1126         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        1501        389      20  LINKdotNET-AS, EG
 36992        1364       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1205         76      63  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 36914         542         82       3  KENET-AS, KE
 15399         522         55      51  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       12409       3320     496  UNINET, MX
  9808        9876       8744      69  CHINAMOBILE-CN China Mobile Communicati
 16509        9853      11369    3459  AMAZON-02, US
 47331        9056       1222    2281  TTNET, TR
 12479        7730       1709     144  UNI2-AS, ES
  7545        5662        777     677  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5251       6631     830  COGENT-174, US
  4538        5016       4192      76  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4602        305     605  CABLEONE, US

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        9876         9807  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7730         7586  UNI2-AS, ES
 47331        9056         6775  TTNET, TR
 16509        9853         6394  AMAZON-02, US
  7545        5662         4985  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016         4940  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4578         4555  FPT-AS-AP FPT Telecom Company, VN
   174        5251         4421  COGENT-174, US
  7155        4176         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            65512  -Private Use AS-, ZZ
     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
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    /15:2145    /16:13436   /17:8503    /18:14220   
/19:25478   /20:45504   /21:54080   /22:115020  /23:107932  /24:607139  
/25:1097    /26:1070    /27:1513    /28:165     /29:281     /30:125     
/31:118     /32:625     

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

   ASN  No of nets  Total ann.  Description
 47331        8164        9056  TTNET, TR
 12479        6846        7730  UNI2-AS, ES
  8151        6425       12409  UNINET, MX
 11492        3515        4602  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3402        3605  SHAW, CA
  7155        3119        4176  VIASAT-SP-BACKBONE, US
 22773        2640        3551  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2147        2493  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2138        3525  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)
----------------------------------------------

   1:2335      2:1706      3:326       4:22        5:4720      6:163    
   7:6         8:1615      9:2        11:172      12:1467     13:370    
  14:2452     15:318      16:208      17:371      18:764      20:376    
  21:4        22:188      23:6722     24:3115     25:2        27:2673   
  29:19       31:2861     32:60       34:65       35:132      36:2329   
  37:4606     38:8478     39:898      40:126      41:4582     42:2200   
  43:2419     44:318      45:18588    46:4550     47:310      49:1946   
  50:1950     51:575      52:1618     54:310      55:985      56:5      
  57:174      58:2128     59:1269     60:1035     61:2778     62:2844   
  63:1933     64:5740     65:2370     66:4836     67:3081     68:1361   
  69:4155     70:1385     71:589      72:2969     74:2629     75:1588   
  76:633      77:2590     78:4160     79:2527     80:2221     81:2198   
  82:1629     83:1392     84:1658     85:4073     86:942      87:2296   
  88:3051     89:4209     90:678      91:8259     92:2291     93:2684   
  94:3840     95:5378     96:1306     97:316      98:1049     99:743    
 100:98      101:1195    102:3619    103:32986   104:4831    105:2065   
 106:1015    107:2781    108:1127    109:4153    110:2179    111:3266   
 112:2098    113:1834    114:1797    115:2145    116:1910    117:2637   
 118:2870    119:2042    120:1813    121:1357    122:2815    123:2258   
 124:1697    125:2895    126:32      128:1563    129:1035    130:1158   
 131:2058    132:928     133:410     134:1718    135:361     136:950    
 137:1076    138:3184    139:1569    140:1396    141:1374    142:1621   
 143:1641    144:1013    145:345     146:2097    147:1867    148:2520   
 149:2635    150:1041    151:1364    152:2036    153:593     154:6848   
 155:1464    156:2505    157:1746    158:1155    159:2340    160:2737   
 161:1648    162:3624    163:1722    164:1719    165:2174    166:1173   
 167:1812    168:4279    169:830     170:5299    171:1030    172:3848   
 173:3072    174:906     175:1257    176:3807    177:6290    178:3711   
 179:2776    180:2454    181:3768    182:3406    183:2048    184:2294   
 185:21074   186:5708    187:5233    188:4267    189:4628    190:9666   
 191:2075    192:11037   193:9143    194:7654    195:5489    196:3669   
 197:2913    198:6088    199:7680    200:8459    201:6636    202:10825  
 203:10560   204:4628    205:3809    206:4556    207:3552    208:4207   
 209:5141    210:4800    211:2610    212:4383    213:3577    214:1090   
 215:50      216:6893    217:3002    218:1387    219:606     220:2049   
 221:1044    222:883     223:2244   

End of report


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