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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 27 18:41:33 UTC 2024


IPv4 R&E Routing Table Report   18:35 GMT Tue 27 Feb, 2024

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              957817
    Prefixes after maximum aggregation (per Origin AS):          357917
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      457810
    Number of IPv4 prefixes with a valid ROA:                    458627
    Number of IPv4 prefixes with an invalid ROA:                   2252
    Number of IPv4 prefixes with no ROA:                         496938
Total ASes present in the Internet Routing Table:                 75504
    Prefixes per ASN:                                             12.69
Origin-only ASes present in the Internet Routing Table:           64969
Origin ASes announcing only one prefix:                           26159
Transit ASes present in the Internet Routing Table:               10535
Transit-only ASes present in the Internet Routing Table:            486
Paths with bogon ASNs present in the IPv4 Routing Table:            110
Average AS path length visible in the Internet Routing Table:       7.9
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1086
    Number of instances of unregistered ASNs:                      1088
Number of 32-bit ASNs allocated by the RIRs:                      43714
Number of 32-bit ASNs visible in the Routing Table:               35982
Prefixes from 32-bit ASNs in the Routing Table:                  187082
Number of bogon 32-bit ASNs visible in the Routing Table:            42
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            531
Number of addresses announced to Internet:                   3041407232
    Equivalent to 181 /8s, 72 /16s and 49 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      319857

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

Prefixes being announced by APNIC Region ASes:                   248748
    Total APNIC prefixes after maximum aggregation:               72459
    APNIC Deaggregation factor:                                    3.43
Prefixes being announced from the APNIC address blocks:          241404
    Unique aggregates announced from the APNIC address blocks:   100209
APNIC Region origin ASes present in the Internet Routing Table:   13965
    APNIC Prefixes per ASN:                                       17.29
APNIC Region origin ASes announcing only one prefix:               4218
APNIC Region transit ASes present in the Internet Routing Table:   1843
Average APNIC Region AS path length visible:                        8.1
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9366
Number of APNIC addresses announced to Internet:              774137600
    Equivalent to 46 /8s, 36 /16s and 103 /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:                    277395
    Total ARIN prefixes after maximum aggregation:               123674
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282430
    Unique aggregates announced from the ARIN address blocks:    132417
ARIN Region origin ASes present in the Internet Routing Table:    19109
    ARIN Prefixes per ASN:                                        14.78
ARIN Region origin ASes announcing only one prefix:                6963
ARIN Region transit ASes present in the Internet Routing Table:    1924
Average ARIN Region AS path length visible:                         7.7
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4849
Number of ARIN addresses announced to Internet:              1270206976
    Equivalent to 75 /8s, 181 /16s and 210 /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:                    266721
    Total RIPE prefixes after maximum aggregation:               126026
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           261332
    Unique aggregates announced from the RIPE address blocks:    161998
RIPE Region origin ASes present in the Internet Routing Table:    28617
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12108
RIPE Region transit ASes present in the Internet Routing Table:    3858
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11651
Number of RIPE addresses announced to Internet:               712718592
    Equivalent to 42 /8s, 123 /16s and 57 /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:                  129384
    Total LACNIC prefixes after maximum aggregation:              28862
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         127813
    Unique aggregates announced from the LACNIC address blocks:   49474
LACNIC Region origin ASes present in the Internet Routing Table:  11074
    LACNIC Prefixes per ASN:                                      11.54
LACNIC Region origin ASes announcing only one prefix:              2262
LACNIC Region transit ASes present in the Internet Routing Table:  2398
Average LACNIC Region AS path length visible:                       8.6
    Max LACNIC Region AS path length visible:                        59
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8925
Number of LACNIC addresses announced to Internet:             177711360
    Equivalent to 10 /8s, 151 /16s and 169 /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:                  34483
    Total AfriNIC prefixes after maximum aggregation:              6169
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         44307
    Unique aggregates announced from the AfriNIC address blocks:  13273
AfriNIC Region origin ASes present in the Internet Routing Table:  1843
    AfriNIC Prefixes per ASN:                                     24.04
AfriNIC Region origin ASes announcing only one prefix:              608
AfriNIC Region transit ASes present in the Internet Routing Table:  355
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                       43
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1191
Number of AfriNIC addresses announced to Internet:            106327040
    Equivalent to 6 /8s, 86 /16s and 108 /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        9825       8739      52  CHINAMOBILE-CN China Mobile Communicati
  7545        5651        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4552        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3884       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3607       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3510        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3289       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2740        860     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2189        434     195  TATACOMM-AS TATA Communications formerl
 45090        2185       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9651      11244    3348  AMAZON-02, US
   174        4931       6643     670  COGENT-174, US
 11492        4581        304     644  CABLEONE, US
  7155        4181        288      96  VIASAT-SP-BACKBONE, US
 22773        3618       3062     301  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3595       1320      75  SHAW, CA
 16625        3244       1412    2308  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2902       3646    1415  DNIC-ASBLK-00306-00371, US
396982        2758       3639     397  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7616       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3909       3395     127  AKAMAI-ASN1, NL
  9009        3266        284    1586  M247, RO
 12389        2979       2304     907  ROSTELECOM-AS, RU
  8551        2652        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2351        363     595  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
  8452        1497       1852      14  TE-AS TE-AS, EG
 44477        1490         97     709  STARK-INDUSTRIES, GB

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12496       3356     608  UNINET, MX
 10620        3524        496     890  Telmex Colombia S.A., CO
 13999        2520        341     645  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1330       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1311        787     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        349     490  Axtel, S.A.B. de C.V., MX
 11664        1142        179     419  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/RENU/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1631        316      45  Telkom-Internet, ZA
 24835        1550        545      28  RAYA-AS, EG
 24863        1526        389      16  LINKdotNET-AS, EG
 36992        1362       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1157         74      60  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 36914         547         82       3  KENET-AS, KE
 15399         537         55      48  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12496       3356     608  UNINET, MX
  9808        9825       8739      52  CHINAMOBILE-CN China Mobile Communicati
 16509        9651      11244    3348  AMAZON-02, US
 12479        7616       1714     147  UNI2-AS, ES
  7545        5651        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        4931       6643     670  COGENT-174, US
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4581        304     644  CABLEONE, US
 18403        4552        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4181        288      96  VIASAT-SP-BACKBONE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9825         9773  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7616         7469  UNI2-AS, ES
 16509        9651         6303  AMAZON-02, US
  7545        5651         4979  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4552         4527  FPT-AS-AP FPT Telecom Company, VN
   174        4931         4261  COGENT-174, US
  7155        4181         4085  VIASAT-SP-BACKBONE, US
 11492        4581         3937  CABLEONE, US
  7552        3884         3863  VIETEL-AS-AP Viettel Group, VN

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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
27.0.192.0/24        Origin:    136800  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:36      /11:98      /12:300     
/13:575     /14:1199    /15:2112    /16:13452   /17:8279    /18:13897   
/19:24981   /20:43968   /21:51920   /22:111658  /23:102211  /24:583101  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        6731        7616  UNI2-AS, ES
  8151        6451       12496  UNINET, MX
 11492        3494        4581  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3595  SHAW, CA
  7155        3125        4181  VIASAT-SP-BACKBONE, US
 22773        2654        3618  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2129        3524  Telmex Colombia S.A., CO
  8551        2128        2652  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2126        2466  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2288      2:1514      3:301       4:8         5:4556      6:161    
   7:6         8:1521      9:1        11:172      12:1468     13:390    
  14:2347     15:313      16:207      17:367      18:734      20:363    
  21:4        22:188      23:6637     24:3092     25:2        27:2646   
  29:19       31:2600     32:54       34:41       35:123      36:2199   
  37:4525     38:8127     39:893      40:139      41:4382     42:2180   
  43:2339     44:330      45:17645    46:4419     47:287      49:1927   
  50:1917     51:581      52:1584     54:312      55:882      56:5      
  57:159      58:2042     59:1120     60:1019     61:2644     62:2767   
  63:1923     64:5688     65:2347     66:4815     67:3092     68:1367   
  69:4090     70:1364     71:583      72:2969     74:2612     75:1591   
  76:631      77:2522     78:1855     79:2475     80:2168     81:1950   
  82:1521     83:1261     84:1653     85:3127     86:841      87:2236   
  88:1278     89:4039     90:677      91:8062     92:2199     93:2652   
  94:3698     95:4101     96:1286     97:312      98:1033     99:745    
 100:92      101:1160    102:3585    103:32701   104:4772    105:2105   
 106:925     107:2761    108:1129    109:4079    110:2140    111:3170   
 112:2068    113:1774    114:1773    115:2063    116:1962    117:2644   
 118:2760    119:1964    120:1786    121:1290    122:2699    123:2231   
 124:1558    125:2843    126:28      128:1570    129:1016    130:1123   
 131:1925    132:842     133:411     134:1711    135:353     136:934    
 137:1039    138:2990    139:1540    140:1376    141:1357    142:1582   
 143:1540    144:1008    145:345     146:2035    147:1714    148:2533   
 149:2575    150:1040    151:1318    152:1990    153:595     154:5983   
 155:1389    156:2121    157:1571    158:1099    159:2230    160:2706   
 161:1638    162:3622    163:1721    164:1688    165:2169    166:1066   
 167:1727    168:4120    169:819     170:4985    171:1014    172:3848   
 173:3044    174:896     175:1236    176:3736    177:5255    178:3590   
 179:2474    180:2392    181:3751    182:3405    183:2002    184:2271   
 185:20884   186:5186    187:4812    188:4159    189:4341    190:9507   
 191:1870    192:11021   193:9062    194:7495    195:5362    196:3475   
 197:2783    198:5984    199:7285    200:8465    201:6440    202:10399  
 203:10271   204:4587    205:3738    206:4536    207:3516    208:4187   
 209:5014    210:4484    211:2483    212:4353    213:3464    214:1110   
 215:44      216:6767    217:2900    218:1331    219:405     220:2049   
 221:1025    222:694     223:2211   

End of report


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