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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jan 6 22:41:55 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 06 Jan, 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:                              985948
    Prefixes after maximum aggregation (per Origin AS):          363147
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456504
Total ASes present in the Internet Routing Table:                 75455
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64715
Origin ASes announcing only one prefix:                           26090
Transit ASes present in the Internet Routing Table:               10740
Transit-only ASes present in the Internet Routing Table:            500
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1294
    Number of instances of unregistered ASNs:                      1304
Number of 32-bit ASNs allocated by the RIRs:                      43318
Number of 32-bit ASNs visible in the Routing Table:               35737
Prefixes from 32-bit ASNs in the Routing Table:                  186630
Number of bogon 32-bit ASNs visible in the Routing Table:           208
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            559
Number of addresses announced to Internet:                   3050229541
    Equivalent to 181 /8s, 206 /16s and 207 /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:      338537

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

Prefixes being announced by APNIC Region ASes:                   257645
    Total APNIC prefixes after maximum aggregation:               73142
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250414
    Unique aggregates announced from the APNIC address blocks:    99792
APNIC Region origin ASes present in the Internet Routing Table:   13945
    APNIC Prefixes per ASN:                                       17.96
APNIC Region origin ASes announcing only one prefix:               4148
APNIC Region transit ASes present in the Internet Routing Table:   1874
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9272
Number of APNIC addresses announced to Internet:              775150240
    Equivalent to 46 /8s, 51 /16s and 218 /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:                    282900
    Total ARIN prefixes after maximum aggregation:               126258
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           287264
    Unique aggregates announced from the ARIN address blocks:    132951
ARIN Region origin ASes present in the Internet Routing Table:    19126
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                6949
ARIN Region transit ASes present in the Internet Routing Table:    1928
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:    4843
Number of ARIN addresses announced to Internet:              1274130496
    Equivalent to 75 /8s, 241 /16s and 176 /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:                    281715
    Total RIPE prefixes after maximum aggregation:               128041
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275484
    Unique aggregates announced from the RIPE address blocks:    161077
RIPE Region origin ASes present in the Internet Routing Table:    28580
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12091
RIPE Region transit ASes present in the Internet Routing Table:    3961
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11540
Number of RIPE addresses announced to Internet:               714706657
    Equivalent to 42 /8s, 153 /16s and 142 /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:                  128281
    Total LACNIC prefixes after maximum aggregation:              28844
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         127334
    Unique aggregates announced from the LACNIC address blocks:   49435
LACNIC Region origin ASes present in the Internet Routing Table:  11070
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2300
LACNIC Region transit ASes present in the Internet Routing Table:  2424
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8915
Number of LACNIC addresses announced to Internet:             177856096
    Equivalent to 10 /8s, 153 /16s and 222 /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:                  34113
    Total AfriNIC prefixes after maximum aggregation:              6078
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44891
    Unique aggregates announced from the AfriNIC address blocks:  12777
AfriNIC Region origin ASes present in the Internet Routing Table:  1825
    AfriNIC Prefixes per ASN:                                     24.60
AfriNIC Region origin ASes announcing only one prefix:              602
AfriNIC Region transit ASes present in the Internet Routing Table:  346
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1167
Number of AfriNIC addresses announced to Internet:            108047872
    Equivalent to 6 /8s, 112 /16s and 174 /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        9818       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5677        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4554        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3826       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3605       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3417        498     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3357       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2665        857     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2520      11258     582  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        9440      11196    3359  AMAZON-02, US
 11492        4564        303     677  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4059       6647     642  COGENT-174, US
 22773        3641       3065     309  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3568       1320      70  SHAW, CA
 16625        3241       1435    2349  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2969       3837    1417  DNIC-ASBLK-00306-00371, US
396982        2744       3639     389  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        8895       1207    2590  TTNET, TR
 12479        7528       1714     146  UNI2-AS, ES
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 20940        4076       3398     169  AKAMAI-ASN1, NL
  9009        3476        299    1630  M247, RO
  8551        3145        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        3021       2301     917  ROSTELECOM-AS, RU
  5384        2506        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2425       1852      14  TE-AS TE-AS, EG
 34984        2370        362     590  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       12210       3385     598  UNINET, MX
 10620        3523        497     888  Telmex Colombia S.A., CO
 13999        2496        340     638  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1346       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        1108        178     418  Techtel LMDS Comunicaciones Interactiva
 28202        1103         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1087        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        1625        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1531        389      16  LINKdotNET-AS, EG
 36992        1357       1518     279  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1073         69      52  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         528         82       3  KENET-AS, KE
 15399         524         54      44  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       12210       3385     598  UNINET, MX
  9808        9818       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9440      11196    3359  AMAZON-02, US
 47331        8895       1207    2590  TTNET, TR
 12479        7528       1714     146  UNI2-AS, ES
  7545        5677        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 11492        4564        303     677  CABLEONE, US
 18403        4554        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        9818         9762  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7528         7382  UNI2-AS, ES
 47331        8895         6305  TTNET, TR
 16509        9440         6081  AMAZON-02, US
  7545        5677         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000         4925  ERX-CERNET-BKB China Education and Research Net
 39891        4641         4587  ALJAWWALSTC-AS, SA
 18403        4554         4529  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  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
10.119.249.48/30          55824  NKN-CORE-NW NKN Core Network, IN
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

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
23.169.88.0/24       Origin:     44658  CRAB-AS, US
23.169.88.0/24      Transit:     21738  ROZINT, 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

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      /11:99      /12:303     
/13:583     /14:1210    /15:2138    /16:13590   /17:8498    /18:14215   
/19:25634   /20:45687   /21:54245   /22:114333  /23:107342  /24:593118  
/25:1107    /26:1077    /27:1499    /28:163     /29:242     /30:81      
/31:83      /32:633     

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

   ASN  No of nets  Total ann.  Description
 47331        8001        8895  TTNET, TR
 12479        6625        7528  UNI2-AS, ES
  8151        6203       12210  UNINET, MX
 11492        3478        4564  CABLEONE, US
  6327        3372        3568  SHAW, CA
 39891        3324        4641  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2671        3641  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2622        3145  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2126        3523  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)
----------------------------------------------

   1:2314      2:1581      3:281       4:8         5:4616      6:165    
   7:6         8:1614      9:1        11:172      12:1493     13:374    
  14:2393     15:309      16:206      17:370      18:714      20:363    
  21:4        22:188      23:6626     24:3084     25:2        27:2594   
  29:19       31:2706     32:74       34:37       35:123      36:2168   
  37:4653     38:6977     39:891      40:147      41:4729     42:2217   
  43:2377     44:333      45:17458    46:4505     47:291      49:1913   
  50:1907     51:578      52:1624     54:369      55:893      56:5      
  57:138      58:2002     59:1189     60:1013     61:2753     62:2890   
  63:1940     64:5707     65:2384     66:5154     67:3117     68:1364   
  69:4133     70:1388     71:581      72:3005     74:2685     75:1593   
  76:627      77:2474     78:4135     79:2926     80:2171     81:2108   
  82:1602     83:1398     84:1639     85:3931     86:882      87:2258   
  88:2979     89:4100     90:660      91:8063     92:2268     93:2665   
  94:3812     95:5253     96:1323     97:316      98:1038     99:744    
 100:123     101:1168    102:3498    103:32960   104:4799    105:2029   
 106:986     107:2760    108:1133    109:4157    110:2173    111:3199   
 112:2115    113:1745    114:1759    115:2104    116:2000    117:2641   
 118:2797    119:2016    120:1810    121:1332    122:2776    123:2250   
 124:1671    125:2814    128:1558    129:1007    130:1110    131:2054   
 132:933     133:411     134:1719    135:346     136:922     137:1012   
 138:2865    139:1579    140:1355    141:1355    142:1587    143:1615   
 144:1006    145:337     146:2031    147:1664    148:2520    149:2491   
 150:1037    151:1332    152:1979    153:600     154:5825    155:1390   
 156:2142    157:1415    158:1093    159:2219    160:2697    161:1645   
 162:3630    163:1690    164:1687    165:2161    166:1083    167:1712   
 168:3973    169:822     170:4924    171:998     172:3798    173:3029   
 174:903     175:1257    176:3759    177:5330    178:3686    179:2459   
 180:2448    181:3725    182:3433    183:2047    184:2287    185:20842  
 186:5049    187:4695    188:4288    189:4273    190:9553    191:1940   
 192:11068   193:9024    194:7589    195:5492    196:3688    197:2928   
 198:6053    199:6938    200:8485    201:6313    202:10855   203:10508  
 204:4662    205:3724    206:4544    207:3562    208:4153    209:5014   
 210:4751    211:2604    212:4359    213:3537    214:1110    215:50     
 216:6915    217:3014    218:1369    219:614     220:2054    221:1025   
 222:870     223:2219   

End of report


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