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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jan 28 22:41:19 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 28 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:                              987991
    Prefixes after maximum aggregation (per Origin AS):          362940
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456713
Total ASes present in the Internet Routing Table:                 75564
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64767
Origin ASes announcing only one prefix:                           26053
Transit ASes present in the Internet Routing Table:               10797
Transit-only ASes present in the Internet Routing Table:            505
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1298
    Number of instances of unregistered ASNs:                      1300
Number of 32-bit ASNs allocated by the RIRs:                      43496
Number of 32-bit ASNs visible in the Routing Table:               35896
Prefixes from 32-bit ASNs in the Routing Table:                  188374
Number of bogon 32-bit ASNs visible in the Routing Table:           192
Special use prefixes present in the Routing Table:                   34
Prefixes being announced from unallocated address space:            574
Number of addresses announced to Internet:                   3049308198
    Equivalent to 181 /8s, 192 /16s and 192 /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:      339169

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

Prefixes being announced by APNIC Region ASes:                   258246
    Total APNIC prefixes after maximum aggregation:               73535
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          250996
    Unique aggregates announced from the APNIC address blocks:   100052
APNIC Region origin ASes present in the Internet Routing Table:   14022
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4195
APNIC Region transit ASes present in the Internet Routing Table:   1903
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9362
Number of APNIC addresses announced to Internet:              775339168
    Equivalent to 46 /8s, 54 /16s and 188 /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:                    283515
    Total ARIN prefixes after maximum aggregation:               125445
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288264
    Unique aggregates announced from the ARIN address blocks:    132219
ARIN Region origin ASes present in the Internet Routing Table:    19107
    ARIN Prefixes per ASN:                                        15.09
ARIN Region origin ASes announcing only one prefix:                6929
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4845
Number of ARIN addresses announced to Internet:              1272982592
    Equivalent to 75 /8s, 224 /16s and 44 /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:                    281330
    Total RIPE prefixes after maximum aggregation:               128236
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           274753
    Unique aggregates announced from the RIPE address blocks:    161395
RIPE Region origin ASes present in the Internet Routing Table:    28615
    RIPE Prefixes per ASN:                                         9.60
RIPE Region origin ASes announcing only one prefix:               12072
RIPE Region transit ASes present in the Internet Routing Table:    3976
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11596
Number of RIPE addresses announced to Internet:               714586850
    Equivalent to 42 /8s, 151 /16s and 186 /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:                  129512
    Total LACNIC prefixes after maximum aggregation:              28829
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128468
    Unique aggregates announced from the LACNIC address blocks:   49548
LACNIC Region origin ASes present in the Internet Routing Table:  11060
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2247
LACNIC Region transit ASes present in the Internet Routing Table:  2440
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:  8914
Number of LACNIC addresses announced to Internet:             178125408
    Equivalent to 10 /8s, 157 /16s and 250 /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:                  34090
    Total AfriNIC prefixes after maximum aggregation:              6105
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         44934
    Unique aggregates announced from the AfriNIC address blocks:  13018
AfriNIC Region origin ASes present in the Internet Routing Table:  1834
    AfriNIC Prefixes per ASN:                                     24.50
AfriNIC Region origin ASes announcing only one prefix:              610
AfriNIC Region transit ASes present in the Internet Routing Table:  353
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1179
Number of AfriNIC addresses announced to Internet:            107963904
    Equivalent to 6 /8s, 111 /16s and 102 /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        9809       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5666        783     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4561        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3878       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3607       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3457        499     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3368       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2696        861     360  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2494      11258     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        9551      11243    3349  AMAZON-02, US
 22773        5008       3077     298  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        4576        303     661  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4074       6637     668  COGENT-174, US
  6327        3573       1320      73  SHAW, CA
 16625        3253       1425    2322  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2914       3728    1414  DNIC-ASBLK-00306-00371, US
396982        2750       3639     391  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        8904       1208    2575  TTNET, TR
 12479        7546       1698     149  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4065       3397     156  AKAMAI-ASN1, NL
  9009        3287        286    1592  M247, RO
 12389        2969       2301     909  ROSTELECOM-AS, RU
  8551        2807        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2506        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2434       1852      14  TE-AS TE-AS, EG
 34984        2374        362     592  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       12369       3381     621  UNINET, MX
 10620        3528        497     885  Telmex Colombia S.A., CO
 13999        2499        337     640  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1342       2320     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1237        340     498  Axtel, S.A.B. de C.V., MX
 11664        1118        177     421  Techtel LMDS Comunicaciones Interactiva
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        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        1630        316      43  Telkom-Internet, ZA
 24835        1547        545      28  RAYA-AS, EG
 24863        1466        389      16  LINKdotNET-AS, EG
 36992        1366       1518     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1100         71      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE
 15399         535         56      50  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       12369       3381     621  UNINET, MX
  9808        9809       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9551      11243    3349  AMAZON-02, US
 47331        8904       1208    2575  TTNET, TR
 12479        7546       1698     149  UNI2-AS, ES
  7545        5666        783     677  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5008       3077     298  ASN-CXA-ALL-CCI-22773-RDC, US
  4538        4998       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 11492        4576        303     661  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        9809         9753  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7546         7397  UNI2-AS, ES
 47331        8904         6329  TTNET, TR
 16509        9551         6202  AMAZON-02, US
  7545        5666         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998         4923  ERX-CERNET-BKB China Education and Research Net
 22773        5008         4710  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4561         4536  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, 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
23.176.160.0/24      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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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      /12:302     
/13:581     /14:1212    /15:2145    /16:13600   /17:8496    /18:14221   
/19:25596   /20:45640   /21:54212   /22:114389  /23:107221  /24:595329  
/25:1104    /26:1066    /27:1510    /28:154     /29:238     /30:80      
/31:88      /32:640     

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

   ASN  No of nets  Total ann.  Description
 47331        8011        8904  TTNET, TR
 12479        6638        7546  UNI2-AS, ES
  8151        6338       12369  UNINET, MX
 22773        4042        5008  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3490        4576  CABLEONE, US
  6327        3373        3573  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
  8551        2283        2807  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2131        3528  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)
----------------------------------------------

   1:2331      2:1636      3:288       4:8         5:4640      6:163    
   7:6         8:1614      9:1        11:172      12:1487     13:378    
  14:2431     15:310      16:203      17:370      18:724      20:369    
  21:4        22:188      23:6663     24:3172     25:2        27:2639   
  29:19       31:2724     32:72       34:37       35:125      36:2183   
  37:4624     38:7202     39:898      40:151      41:4665     42:2208   
  43:2383     44:332      45:17651    46:4408     47:291      49:1916   
  50:1924     51:576      52:1625     54:361      55:883      56:5      
  57:146      58:2074     59:1227     60:1018     61:2771     62:2890   
  63:1944     64:5740     65:2383     66:5085     67:3131     68:1591   
  69:4121     70:1514     71:588      72:3070     74:2682     75:1588   
  76:626      77:2478     78:4143     79:2633     80:2163     81:2135   
  82:1587     83:1325     84:1658     85:3979     86:873      87:2254   
  88:2973     89:4119     90:660      91:8089     92:2266     93:2666   
  94:3783     95:5272     96:1323     97:319      98:1095     99:745    
 100:125     101:1182    102:3518    103:32990   104:4837    105:2028   
 106:985     107:2773    108:1137    109:4085    110:2181    111:3200   
 112:2096    113:1741    114:1765    115:2074    116:1998    117:2648   
 118:2792    119:2022    120:1815    121:1342    122:2780    123:2248   
 124:1633    125:2850    126:28      128:1568    129:1001    130:1121   
 131:1916    132:943     133:409     134:1716    135:349     136:928    
 137:1019    138:2980    139:1585    140:1315    141:1354    142:1589   
 143:1615    144:1012    145:342     146:2032    147:1695    148:2523   
 149:2547    150:1038    151:1337    152:1984    153:598     154:5953   
 155:1388    156:2145    157:1488    158:1101    159:2224    160:2690   
 161:1655    162:3654    163:1694    164:1692    165:2161    166:1079   
 167:1721    168:4002    169:814     170:4979    171:1018    172:3819   
 173:3052    174:938     175:1257    176:3800    177:5405    178:3665   
 179:2513    180:2458    181:3753    182:3437    183:2027    184:2302   
 185:20890   186:5106    187:4805    188:4230    189:4344    190:9561   
 191:1941    192:11043   193:9059    194:7534    195:5401    196:3681   
 197:2943    198:6071    199:7125    200:8488    201:6448    202:10833  
 203:10556   204:4659    205:3739    206:4512    207:3575    208:4175   
 209:4993    210:4754    211:2615    212:4356    213:3559    214:1109   
 215:46      216:6920    217:3029    218:1362    219:615     220:2057   
 221:1026    222:873     223:2234   

End of report


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