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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 24 22:41:05 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 24 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:                             1001247
    Prefixes after maximum aggregation (per Origin AS):          367768
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465258
Total ASes present in the Internet Routing Table:                 76116
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65233
Origin ASes announcing only one prefix:                           26149
Transit ASes present in the Internet Routing Table:               10883
Transit-only ASes present in the Internet Routing Table:            542
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:              1073
    Number of instances of unregistered ASNs:                      1130
Number of 32-bit ASNs allocated by the RIRs:                      44848
Number of 32-bit ASNs visible in the Routing Table:               36734
Prefixes from 32-bit ASNs in the Routing Table:                  198096
Number of bogon 32-bit ASNs visible in the Routing Table:           201
Special use prefixes present in the Routing Table:                   47
Prefixes being announced from unallocated address space:            639
Number of addresses announced to Internet:                   3027198962
    Equivalent to 180 /8s, 111 /16s and 99 /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:      341514

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

Prefixes being announced by APNIC Region ASes:                   259610
    Total APNIC prefixes after maximum aggregation:               74807
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251800
    Unique aggregates announced from the APNIC address blocks:   101326
APNIC Region origin ASes present in the Internet Routing Table:   14256
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4287
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:   9658
Number of APNIC addresses announced to Internet:              761782176
    Equivalent to 45 /8s, 103 /16s and 223 /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:                    287026
    Total ARIN prefixes after maximum aggregation:               126858
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291290
    Unique aggregates announced from the ARIN address blocks:    134597
ARIN Region origin ASes present in the Internet Routing Table:    19172
    ARIN Prefixes per ASN:                                        15.19
ARIN Region origin ASes announcing only one prefix:                6963
ARIN Region transit ASes present in the Internet Routing Table:    1973
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:    4939
Number of ARIN addresses announced to Internet:              1266758976
    Equivalent to 75 /8s, 129 /16s and 53 /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:                    282542
    Total RIPE prefixes after maximum aggregation:               129883
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           276971
    Unique aggregates announced from the RIPE address blocks:    165112
RIPE Region origin ASes present in the Internet Routing Table:    28764
    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:    3971
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:   11915
Number of RIPE addresses announced to Internet:               714076914
    Equivalent to 42 /8s, 143 /16s and 242 /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:                  135575
    Total LACNIC prefixes after maximum aggregation:              29195
    LACNIC Deaggregation factor:                                   4.64
Prefixes being announced from the LACNIC address blocks:         133742
    Unique aggregates announced from the LACNIC address blocks:   50135
LACNIC Region origin ASes present in the Internet Routing Table:  11115
    LACNIC Prefixes per ASN:                                      12.03
LACNIC Region origin ASes announcing only one prefix:              2157
LACNIC Region transit ASes present in the Internet Routing Table:  2457
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:             176800288
    Equivalent to 10 /8s, 137 /16s and 194 /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:                  35421
    Total AfriNIC prefixes after maximum aggregation:              6332
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         46804
    Unique aggregates announced from the AfriNIC address blocks:  13582
AfriNIC Region origin ASes present in the Internet Routing Table:  1861
    AfriNIC Prefixes per ASN:                                     25.15
AfriNIC Region origin ASes announcing only one prefix:              617
AfriNIC Region transit ASes present in the Internet Routing Table:  365
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1223
Number of AfriNIC addresses announced to Internet:            107395840
    Equivalent to 6 /8s, 102 /16s and 187 /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        5644        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5003       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4168        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3932       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3780        510     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3620       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3278       1856     105  VNPT-AS-VN VNPT Corp, VN
 24560        2826        863     395  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       10085      11455    3609  AMAZON-02, US
   174        5591       8784     869  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3554       3055     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3249      54900    2501  DNIC-AS-00749, US
 16625        3224       1370    2253  AKAMAI-AS, US
  7018        2876      23667    1805  ATT-INTERNET4, US
396982        2767       3611     414  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        9192       1233    2056  TTNET, TR
 12479        7721       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3904       3396     153  AKAMAI-ASN1, NL
  9009        3599        306    1817  M247, RO
 12389        2987       2304     897  ROSTELECOM-AS, RU
 34984        2391        364     568  TELLCOM-AS, TR
  8452        1877       1852      14  TE-AS TE-AS, EG
  8551        1781        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1708        124    1239  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       11875       3311     508  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2551        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        1322        778     198  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        1094        369      22  Telefonica del Peru S.A.A., PE
 26615        1081       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        1228         78      75  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
 36914         560         82       3  KENET-AS, KE
  6713         555       1861      35  IAM-AS, MA
 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       11875       3311     508  UNINET, MX
 16509       10085      11455    3609  AMAZON-02, US
  9808        9860       8745      75  CHINAMOBILE-CN China Mobile Communicati
 47331        9192       1233    2056  TTNET, TR
 12479        7721       1708     145  UNI2-AS, ES
  7545        5644        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5591       8784     869  COGENT-174, US
  4538        5003       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        7721         7576  UNI2-AS, ES
 47331        9192         7136  TTNET, TR
 16509       10085         6476  AMAZON-02, US
  7545        5644         4971  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5003         4929  ERX-CERNET-BKB China Education and Research Net
   174        5591         4722  COGENT-174, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4168         4145  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
36.50.22.0/24        Origin:    152122  UNASSIGNED
36.50.22.0/24       Transit:     58717  SUMMITCOMMUNICATIONS-BD Summit Communica

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     /14:1198    /15:2126    /16:13364   /17:8392    /18:14197   
/19:25290   /20:45406   /21:53953   /22:114576  /23:107362  /24:608382  
/25:1050    /26:1045    /27:1572    /28:218     /29:346     /30:412     
/31:227     /32:1095    

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

   ASN  No of nets  Total ann.  Description
 47331        8296        9192  TTNET, TR
 12479        6811        7721  UNI2-AS, ES
  8151        5944       11875  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        2661        3554  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2496  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)
----------------------------------------------

   1:2328      2:1674      3:352       4:22        5:4668      6:161    
   7:6         8:1623      9:1        11:172      12:1453     13:361    
  14:2452     15:316      16:217      17:369      18:774      20:398    
  21:4        22:188      23:6914     24:3103     25:2        27:2639   
  29:19       31:2674     32:61       34:66       35:138      36:2362   
  37:4596     38:9269     39:901      40:143      41:4718     42:2003   
  43:2412     44:329      45:18635    46:4608     47:303      49:1979   
  50:1892     51:585      52:1614     54:315      55:912      56:8      
  57:218      58:2165     59:1264     60:1037     61:2673     62:2835   
  63:1924     64:5694     65:2356     66:4751     67:3058     68:1327   
  69:4165     70:1383     71:586      72:2970     74:2640     75:1583   
  76:624      77:2644     78:4195     79:1817     80:2225     81:2193   
  82:1710     83:1397     84:1691     85:4100     86:932      87:2334   
  88:3120     89:4299     90:687      91:8295     92:2344     93:2731   
  94:3823     95:5450     96:1285     97:317      98:1044     99:740    
 100:90      101:1180    102:3932    103:32672   104:4866    105:2115   
 106:1002    107:2524    108:1154    109:4093    110:2151    111:3281   
 112:2072    113:1823    114:1830    115:2161    116:1913    117:2662   
 118:2806    119:2017    120:1809    121:1391    122:2715    123:2266   
 124:1678    125:2881    126:32      128:1515    129:1011    130:1214   
 131:2030    132:944     133:413     134:1743    135:365     136:1133   
 137:1101    138:3164    139:1531    140:1411    141:1389    142:1695   
 143:1697    144:1020    145:375     146:2122    147:2001    148:2573   
 149:2826    150:1047    151:1367    152:2249    153:593     154:7304   
 155:1491    156:2327    157:1900    158:1171    159:2321    160:2857   
 161:1719    162:3577    163:1722    164:1721    165:2199    166:1286   
 167:1840    168:4309    169:827     170:5355    171:1053    172:3892   
 173:3084    174:895     175:1248    176:3607    177:6193    178:3832   
 179:2724    180:2452    181:3857    182:3355    183:1985    184:2286   
 185:21194   186:5507    187:5041    188:4276    189:4554    190:9707   
 191:2055    192:11082   193:9211    194:7627    195:5476    196:3378   
 197:2860    198:6112    199:7986    200:8668    201:6640    202:10727  
 203:10328   204:4639    205:3711    206:4532    207:3656    208:4177   
 209:5131    210:4792    211:2636    212:4449    213:3628    214:1059   
 215:49      216:6874    217:3087    218:1376    219:584     220:2028   
 221:1041    222:854     223:2251   

End of report


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