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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Dec 9 22:41:28 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sat 09 Dec, 2023

  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:                              985379
    Prefixes after maximum aggregation (per Origin AS):          362762
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      455960
Total ASes present in the Internet Routing Table:                 75326
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64531
Origin ASes announcing only one prefix:                           25973
Transit ASes present in the Internet Routing Table:               10795
Transit-only ASes present in the Internet Routing Table:            480
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1243
    Number of instances of unregistered ASNs:                      1245
Number of 32-bit ASNs allocated by the RIRs:                      43210
Number of 32-bit ASNs visible in the Routing Table:               35596
Prefixes from 32-bit ASNs in the Routing Table:                  186312
Number of bogon 32-bit ASNs visible in the Routing Table:           178
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            591
Number of addresses announced to Internet:                   3050280222
    Equivalent to 181 /8s, 207 /16s and 149 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      338849

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

Prefixes being announced by APNIC Region ASes:                   257124
    Total APNIC prefixes after maximum aggregation:               72777
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          250120
    Unique aggregates announced from the APNIC address blocks:    99562
APNIC Region origin ASes present in the Internet Routing Table:   13878
    APNIC Prefixes per ASN:                                       18.02
APNIC Region origin ASes announcing only one prefix:               4127
APNIC Region transit ASes present in the Internet Routing Table:   1874
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9190
Number of APNIC addresses announced to Internet:              771934112
    Equivalent to 46 /8s, 2 /16s and 199 /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:                    282081
    Total ARIN prefixes after maximum aggregation:               126178
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           286388
    Unique aggregates announced from the ARIN address blocks:    132912
ARIN Region origin ASes present in the Internet Routing Table:    19106
    ARIN Prefixes per ASN:                                        14.99
ARIN Region origin ASes announcing only one prefix:                6932
ARIN Region transit ASes present in the Internet Routing Table:    1952
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4829
Number of ARIN addresses announced to Internet:              1276716864
    Equivalent to 76 /8s, 25 /16s and 39 /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:                    281313
    Total RIPE prefixes after maximum aggregation:               128027
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274948
    Unique aggregates announced from the RIPE address blocks:    160802
RIPE Region origin ASes present in the Internet Routing Table:    28576
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12073
RIPE Region transit ASes present in the Internet Routing Table:    3997
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11513
Number of RIPE addresses announced to Internet:               714968542
    Equivalent to 42 /8s, 157 /16s and 141 /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:                  129525
    Total LACNIC prefixes after maximum aggregation:              28929
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         128576
    Unique aggregates announced from the LACNIC address blocks:   49398
LACNIC Region origin ASes present in the Internet Routing Table:  11063
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2253
LACNIC Region transit ASes present in the Internet Routing Table:  2408
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8907
Number of LACNIC addresses announced to Internet:             178439520
    Equivalent to 10 /8s, 162 /16s and 197 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  34093
    Total AfriNIC prefixes after maximum aggregation:              6102
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         44755
    Unique aggregates announced from the AfriNIC address blocks:  12793
AfriNIC Region origin ASes present in the Internet Routing Table:  1817
    AfriNIC Prefixes per ASN:                                     24.63
AfriNIC Region origin ASes announcing only one prefix:              588
AfriNIC Region transit ASes present in the Internet Routing Table:  345
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1157
Number of AfriNIC addresses announced to Internet:            107839232
    Equivalent to 6 /8s, 109 /16s and 127 /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        9769       8730      44  CHINAMOBILE-CN China Mobile Communicati
  7545        5678        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5023       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4428        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3831       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3603       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3387        494     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3354       1872      99  VNPT-AS-VN VNPT Corp, VN
  4766        2684      11259     590  KIXS-AS-KR Korea Telecom, KR
 24560        2641        853     366  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        9451      11186    3341  AMAZON-02, US
 11492        4561        303     681  CABLEONE, US
  7155        4184        289      98  VIASAT-SP-BACKBONE, US
   174        4033       6667     667  COGENT-174, US
 22773        3631       3077     308  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3560       1320      68  SHAW, CA
 16625        3209       1427    2346  AKAMAI-AS, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2981       3838    1412  DNIC-ASBLK-00306-00371, US
396982        2725       3631     375  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        8781       1193    2773  TTNET, TR
 12479        7572       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4076       3398     169  AKAMAI-ASN1, NL
  9009        3493        300    1639  M247, RO
 12389        2984       2300     912  ROSTELECOM-AS, RU
  8551        2951        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2504        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2504       1852      14  TE-AS TE-AS, EG
 34984        2370        363     583  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       12225       3380     605  UNINET, MX
 10620        3527        499     872  Telmex Colombia S.A., CO
 13999        2482        338     637  Mega Cable, S.A. de C.V., MX
 11830        2001        369      64  Instituto Costarricense de Electricidad
 28573        1342       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1308        788     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1098        175     433  Techtel LMDS Comunicaciones Interactiva
 28202        1090         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1081        369      22  Telefonica del Peru S.A.A., PE

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        1622        316      43  Telkom-Internet, ZA
 24863        1588        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1048         67      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         542         82       3  KENET-AS, KE
 15399         535         56      53  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       12225       3380     605  UNINET, MX
  9808        9769       8730      44  CHINAMOBILE-CN China Mobile Communicati
 16509        9451      11186    3341  AMAZON-02, US
 47331        8781       1193    2773  TTNET, TR
 12479        7572       1714     146  UNI2-AS, ES
  7545        5678        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5023       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4561        303     681  CABLEONE, US
 18403        4428        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        9769         9725  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7572         7426  UNI2-AS, ES
 16509        9451         6110  AMAZON-02, US
 47331        8781         6008  TTNET, TR
  7545        5678         4987  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5023         4948  ERX-CERNET-BKB China Education and Research Net
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4428         4403  FPT-AS-AP FPT Telecom Company, VN
  7155        4184         4086  VIASAT-SP-BACKBONE, US
 20940        4076         3907  AKAMAI-ASN1, NL

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
     33492  UNALLOCATED  8.6.184.0/23             33650  COMCAST-33650, 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
     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  LIGHTOWER, 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
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ
100.66.9.0/24             65534  -Private Use AS-, ZZ

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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /10:38      /11:99      /12:300     
/13:584     /14:1209    /15:2140    /16:13608   /17:8552    /18:14263   
/19:25679   /20:45614   /21:54330   /22:114535  /23:107229  /24:592258  
/25:1125    /26:1081    /27:1497    /28:162     /29:241     /30:81      
/31:82      /32:641     

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

   ASN  No of nets  Total ann.  Description
 47331        7894        8781  TTNET, TR
 12479        6661        7572  UNI2-AS, ES
  8151        6214       12225  UNINET, MX
 11492        3475        4561  CABLEONE, US
  6327        3367        3560  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3127        4184  VIASAT-SP-BACKBONE, US
 22773        2673        3631  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2428        2951  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2126        2471  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2276      2:1589      3:280       4:8         5:4612      6:160    
   7:6         8:1616      9:1        11:172      12:1493     13:371    
  14:2388     15:304      16:206      17:369      18:707      20:346    
  21:4        22:188      23:6586     24:3006     25:2        27:2657   
  29:19       31:2702     32:74       34:35       35:121      36:2069   
  37:4625     38:6832     39:888      40:149      41:4685     42:2148   
  43:2392     44:334      45:17569    46:4573     47:305      49:1905   
  50:1906     51:577      52:1631     54:395      55:802      56:5      
  57:136      58:1993     59:1193     60:1008     61:2746     62:2859   
  63:1943     64:5690     65:2391     66:5183     67:3126     68:1381   
  69:4130     70:1396     71:616      72:3021     74:2677     75:1611   
  76:629      77:2471     78:4092     79:3040     80:2185     81:2106   
  82:1600     83:1399     84:1639     85:3840     86:887      87:2254   
  88:2974     89:4091     90:645      91:8048     92:2267     93:2677   
  94:3795     95:5248     96:1334     97:317      98:1039     99:738    
 100:123     101:1400    102:3481    103:32871   104:4826    105:2019   
 106:990     107:2779    108:1148    109:3850    110:2169    111:3181   
 112:2111    113:1722    114:1758    115:2099    116:2004    117:2575   
 118:2775    119:2015    120:1814    121:1308    122:2774    123:2246   
 124:1659    125:2793    128:1595    129:1004    130:1104    131:2091   
 132:988     133:410     134:1729    135:337     136:923     137:1004   
 138:2898    139:1582    140:1349    141:1358    142:1583    143:1612   
 144:1013    145:344     146:2017    147:1658    148:2520    149:2456   
 150:1028    151:1308    152:1976    153:596     154:5628    155:1385   
 156:2168    157:1400    158:1097    159:2216    160:2696    161:1643   
 162:3604    163:1663    164:1705    165:1924    166:1112    167:1784   
 168:4025    169:825     170:4972    171:996     172:3780    173:3040   
 174:909     175:1253    176:3764    177:5538    178:3679    179:2504   
 180:2403    181:3721    182:3415    183:2048    184:2282    185:20827  
 186:5101    187:4736    188:4280    189:4337    190:9656    191:1953   
 192:11055   193:9029    194:7525    195:5480    196:3656    197:2938   
 198:6077    199:6692    200:8517    201:6415    202:10947   203:10510  
 204:4667    205:3694    206:4515    207:3558    208:4152    209:4992   
 210:4652    211:2573    212:4346    213:3513    214:1116    215:63     
 216:6904    217:3009    218:1348    219:612     220:2030    221:1018   
 222:881     223:2229   

End of report


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