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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 20 22:41:09 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 20 Jun, 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:                             1001006
    Prefixes after maximum aggregation (per Origin AS):          367696
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465211
Total ASes present in the Internet Routing Table:                 76081
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65210
Origin ASes announcing only one prefix:                           26124
Transit ASes present in the Internet Routing Table:               10871
Transit-only ASes present in the Internet Routing Table:            533
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:                                      60
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1074
    Number of instances of unregistered ASNs:                      1079
Number of 32-bit ASNs allocated by the RIRs:                      44805
Number of 32-bit ASNs visible in the Routing Table:               36705
Prefixes from 32-bit ASNs in the Routing Table:                  197833
Number of bogon 32-bit ASNs visible in the Routing Table:            93
Special use prefixes present in the Routing Table:                   47
Prefixes being announced from unallocated address space:            690
Number of addresses announced to Internet:                   3026600052
    Equivalent to 180 /8s, 102 /16s and 64 /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:      341326

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

Prefixes being announced by APNIC Region ASes:                   259532
    Total APNIC prefixes after maximum aggregation:               74720
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251532
    Unique aggregates announced from the APNIC address blocks:   101314
APNIC Region origin ASes present in the Internet Routing Table:   14246
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4288
APNIC Region transit ASes present in the Internet Routing Table:   1912
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9646
Number of APNIC addresses announced to Internet:              761818016
    Equivalent to 45 /8s, 104 /16s and 107 /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:                    287221
    Total ARIN prefixes after maximum aggregation:               127002
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291631
    Unique aggregates announced from the ARIN address blocks:    134610
ARIN Region origin ASes present in the Internet Routing Table:    19170
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1976
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4935
Number of ARIN addresses announced to Internet:              1266844994
    Equivalent to 75 /8s, 130 /16s and 133 /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:                    282485
    Total RIPE prefixes after maximum aggregation:               129798
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           276961
    Unique aggregates announced from the RIPE address blocks:    165055
RIPE Region origin ASes present in the Internet Routing Table:    28763
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12125
RIPE Region transit ASes present in the Internet Routing Table:    3973
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11905
Number of RIPE addresses announced to Internet:               713397362
    Equivalent to 42 /8s, 133 /16s and 148 /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:                  135275
    Total LACNIC prefixes after maximum aggregation:              29162
    LACNIC Deaggregation factor:                                   4.64
Prefixes being announced from the LACNIC address blocks:         133464
    Unique aggregates announced from the LACNIC address blocks:   50217
LACNIC Region origin ASes present in the Internet Routing Table:  11109
    LACNIC Prefixes per ASN:                                      12.01
LACNIC Region origin ASes announcing only one prefix:              2147
LACNIC Region transit ASes present in the Internet Routing Table:  2453
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8999
Number of LACNIC addresses announced to Internet:             176769568
    Equivalent to 10 /8s, 137 /16s and 74 /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:                  35419
    Total AfriNIC prefixes after maximum aggregation:              6315
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         46727
    Unique aggregates announced from the AfriNIC address blocks:  13503
AfriNIC Region origin ASes present in the Internet Routing Table:  1855
    AfriNIC Prefixes per ASN:                                     25.19
AfriNIC Region origin ASes announcing only one prefix:              614
AfriNIC Region transit ASes present in the Internet Routing Table:  364
Average AfriNIC Region AS path length visible:                      4.2
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1220
Number of AfriNIC addresses announced to Internet:            107370240
    Equivalent to 6 /8s, 102 /16s and 87 /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        9860       8745      75  CHINAMOBILE-CN China Mobile Communicati
  7545        5643        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5117       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4207        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3932       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3779        510     262  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3611       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3280       1857     106  VNPT-AS-VN VNPT Corp, VN
 24560        2827        864     392  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2484      11523     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       10072      11455    3607  AMAZON-02, US
   174        5402       8783     867  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3555       3055     240  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3249      54900    2501  DNIC-AS-00749, US
 16625        3218       1369    2253  AKAMAI-AS, US
  7018        2876      23667    1805  ATT-INTERNET4, US
396982        2770       3620     417  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        9193       1233    2057  TTNET, TR
 12479        7720       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3897       3396     153  AKAMAI-ASN1, NL
  9009        3597        306    1816  M247, RO
 12389        2987       2304     897  ROSTELECOM-AS, RU
 34984        2391        364     568  TELLCOM-AS, TR
  8452        1846       1852      14  TE-AS TE-AS, EG
  8551        1776        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1704        123    1236  CDNEXT, GB

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       11878       3303     508  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2553        356     674  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1093        369      22  Telefonica del Peru S.A.A., PE
 26615        1078       2503      53  TIM 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        1636        314      37  Telkom-Internet, ZA
 24863        1611        389      20  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1380       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1221         77      73  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE
 37342         526         32       1  MOVITEL, MZ

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       11878       3303     508  UNINET, MX
 16509       10072      11455    3607  AMAZON-02, US
  9808        9860       8745      75  CHINAMOBILE-CN China Mobile Communicati
 47331        9193       1233    2057  TTNET, TR
 12479        7720       1708     145  UNI2-AS, ES
  7545        5643        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5402       8783     867  COGENT-174, US
  4538        5117       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4641        308     547  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        9860         9785  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7720         7575  UNI2-AS, ES
 47331        9193         7136  TTNET, TR
 16509       10072         6465  AMAZON-02, US
  4538        5117         5043  ERX-CERNET-BKB China Education and Research Net
  7545        5643         4971  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5402         4535  COGENT-174, US
 18403        4207         4184  FPT-AS-AP FPT Telecom Company, VN
 11492        4641         4094  CABLEONE, 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
     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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
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
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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      /11:93      /12:297     
/13:578     /14:1197    /15:2124    /16:13366   /17:8381    /18:14188   
/19:25266   /20:45395   /21:53934   /22:114554  /23:107277  /24:607839  
/25:1125    /26:1087    /27:1631    /28:312     /29:521     /30:514     
/31:350     /32:909     

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

   ASN  No of nets  Total ann.  Description
 47331        8297        9193  TTNET, TR
 12479        6808        7720  UNI2-AS, ES
  8151        5926       11878  UNINET, MX
 11492        3548        4641  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2662        3555  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2160        2503  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2147        3518  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      2:1674      3:353       4:22        5:4667      6:162    
   7:6         8:1619      9:1        11:172      12:1457     13:357    
  14:2451     15:316      16:217      17:368      18:770      20:396    
  21:4        22:188      23:6892     24:3109     25:2        27:2640   
  29:19       31:2656     32:61       34:66       35:138      36:2360   
  37:4599     38:9027     39:900      40:143      41:4704     42:2029   
  43:2416     44:329      45:18595    46:4608     47:305      49:1977   
  50:1894     51:584      52:1614     54:316      55:914      56:8      
  57:215      58:2161     59:1264     60:1037     61:2672     62:2842   
  63:1926     64:5682     65:2356     66:4773     67:3069     68:1337   
  69:4165     70:1382     71:583      72:2966     74:2636     75:1584   
  76:624      77:2642     78:4195     79:1816     80:2222     81:2191   
  82:1712     83:1400     84:1693     85:4098     86:932      87:2334   
  88:3121     89:4291     90:684      91:8296     92:2332     93:2729   
  94:3821     95:5450     96:1282     97:318      98:1044     99:740    
 100:90      101:1180    102:3950    103:32684   104:4865    105:2115   
 106:1001    107:2522    108:1157    109:4093    110:2152    111:3282   
 112:2073    113:1825    114:1828    115:2151    116:1916    117:2661   
 118:2800    119:2012    120:1810    121:1390    122:2714    123:2268   
 124:1695    125:2885    126:32      128:1527    129:1011    130:1217   
 131:2025    132:937     133:412     134:1744    135:365     136:1122   
 137:1098    138:3146    139:1525    140:1403    141:1375    142:1684   
 143:1696    144:1001    145:373     146:2132    147:1994    148:2565   
 149:2822    150:1043    151:1366    152:2251    153:593     154:7306   
 155:1496    156:2320    157:1898    158:1160    159:2323    160:2840   
 161:1733    162:3587    163:1719    164:1726    165:2200    166:1275   
 167:1835    168:4317    169:824     170:5350    171:1054    172:3891   
 173:3085    174:897     175:1250    176:3615    177:6175    178:3832   
 179:2683    180:2453    181:3850    182:3356    183:1989    184:2286   
 185:21174   186:5511    187:4984    188:4278    189:4529    190:9696   
 191:2034    192:11087   193:9209    194:7626    195:5468    196:3379   
 197:2852    198:6111    199:7982    200:8663    201:6623    202:10729  
 203:10323   204:4654    205:3719    206:4544    207:3666    208:4202   
 209:5156    210:4795    211:2635    212:4449    213:3633    214:1061   
 215:49      216:6862    217:3080    218:1358    219:583     220:2032   
 221:1041    222:854     223:2252   

End of report


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