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

REN Routing Table Report cscora at bgp.nsrc.org
Tue May 21 18:39:40 UTC 2024


IPv4 R&E Routing Table Report   18:35 GMT Tue 21 May, 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:                              964818
    Prefixes after maximum aggregation (per Origin AS):          361169
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      462120
    Number of IPv4 prefixes with a valid ROA:                    486389
    Number of IPv4 prefixes with an invalid ROA:                    888
    Number of IPv4 prefixes with no ROA:                         477541
Total ASes present in the Internet Routing Table:                 75765
    Prefixes per ASN:                                             12.73
Origin-only ASes present in the Internet Routing Table:           65030
Origin ASes announcing only one prefix:                           26313
Transit ASes present in the Internet Routing Table:               10735
Transit-only ASes present in the Internet Routing Table:            514
Paths with bogon ASNs present in the IPv4 Routing Table:            210
Average AS path length visible in the Internet Routing Table:       7.0
    Max AS path length visible:                                      63
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1197
    Number of instances of unregistered ASNs:                      1199
Number of 32-bit ASNs allocated by the RIRs:                      44495
Number of 32-bit ASNs visible in the Routing Table:               36413
Prefixes from 32-bit ASNs in the Routing Table:                  190724
Number of bogon 32-bit ASNs visible in the Routing Table:            13
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            737
Number of addresses announced to Internet:                   3028987392
    Equivalent to 180 /8s, 138 /16s and 174 /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:      321677

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

Prefixes being announced by APNIC Region ASes:                   250565
    Total APNIC prefixes after maximum aggregation:               73165
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          242726
    Unique aggregates announced from the APNIC address blocks:   101095
APNIC Region origin ASes present in the Internet Routing Table:   14055
    APNIC Prefixes per ASN:                                       17.27
APNIC Region origin ASes announcing only one prefix:               4280
APNIC Region transit ASes present in the Internet Routing Table:   1870
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9497
Number of APNIC addresses announced to Internet:              761750016
    Equivalent to 45 /8s, 103 /16s and 98 /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:                    279966
    Total ARIN prefixes after maximum aggregation:               124837
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           285049
    Unique aggregates announced from the ARIN address blocks:    133614
ARIN Region origin ASes present in the Internet Routing Table:    19142
    ARIN Prefixes per ASN:                                        14.89
ARIN Region origin ASes announcing only one prefix:                6973
ARIN Region transit ASes present in the Internet Routing Table:    1947
Average ARIN Region AS path length visible:                         6.7
    Max ARIN Region AS path length visible:                          31
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4900
Number of ARIN addresses announced to Internet:              1267652608
    Equivalent to 75 /8s, 142 /16s and 216 /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:                    270061
    Total RIPE prefixes after maximum aggregation:               127107
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           264405
    Unique aggregates announced from the RIPE address blocks:    164170
RIPE Region origin ASes present in the Internet Routing Table:    28688
    RIPE Prefixes per ASN:                                         9.22
RIPE Region origin ASes announcing only one prefix:               12113
RIPE Region transit ASes present in the Internet Routing Table:    3934
Average RIPE Region AS path length visible:                         6.7
    Max RIPE Region AS path length visible:                          46
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11826
Number of RIPE addresses announced to Internet:               714732288
    Equivalent to 42 /8s, 153 /16s and 243 /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:                  129535
    Total LACNIC prefixes after maximum aggregation:              29069
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         127650
    Unique aggregates announced from the LACNIC address blocks:   49567
LACNIC Region origin ASes present in the Internet Routing Table:  11078
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2315
LACNIC Region transit ASes present in the Internet Routing Table:  2423
Average LACNIC Region AS path length visible:                       7.5
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8972
Number of LACNIC addresses announced to Internet:             177021696
    Equivalent to 10 /8s, 141 /16s and 35 /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:                  33494
    Total AfriNIC prefixes after maximum aggregation:              6236
    AfriNIC Deaggregation factor:                                  5.37
Prefixes being announced from the AfriNIC address blocks:         44251
    Unique aggregates announced from the AfriNIC address blocks:  13154
AfriNIC Region origin ASes present in the Internet Routing Table:  1856
    AfriNIC Prefixes per ASN:                                     23.84
AfriNIC Region origin ASes announcing only one prefix:              632
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       49
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1218
Number of AfriNIC addresses announced to Internet:            107383808
    Equivalent to 6 /8s, 102 /16s and 140 /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        9929       8914     112  CHINAMOBILE-CN China Mobile Communicati
  7545        5636        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4439        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3917       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3734        508     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3639       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3288       1872     100  VNPT-AS-VN VNPT Corp, VN
 24560        2790        863     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2184        433     193  TATACOMM-AS TATA Communications formerl
 45090        2153       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        9899      11371    3557  AMAZON-02, US
   174        5329       8782     874  COGENT-174, US
 11492        4617        306     602  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3485       3043     232  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3224      54904    2476  DNIC-AS-00749, US
 16625        3145       1350    2249  AKAMAI-AS, US
   367        2843       3447    1334  DNIC-ASBLK-00306-00371, US
  7018        2840      23661    1792  ATT-INTERNET4, 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        7769       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3881       3396     129  AKAMAI-ASN1, NL
  9009        3454        297    1705  M247, RO
 12389        2894       2293     858  ROSTELECOM-AS, RU
  8551        2637        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2341        362     581  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
212238        1597        116    1164  CDNEXT, GB
 44477        1524        100     743  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       12205       3321     493  UNINET, MX
 10620        3511        492     939  Telmex Colombia S.A., CO
 13999        2541        353     664  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1351       2314     249  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        789     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1233        216      21  ETB - Colombia, CO
 11664        1183        176     440  Techtel LMDS Comunicaciones Interactiva
  6503        1125        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR

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
 24835        1542        545      28  RAYA-AS, EG
 24863        1503        389      20  LINKdotNET-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1204         77      60  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 37457         560        314      37  Telkom-Internet, ZA
  6713         556       1861      35  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 15399         547         56      52  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       12205       3321     493  UNINET, MX
  9808        9929       8914     112  CHINAMOBILE-CN China Mobile Communicati
 16509        9899      11371    3557  AMAZON-02, US
 12479        7769       1708     145  UNI2-AS, ES
  7545        5636        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5329       8782     874  COGENT-174, US
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4617        306     602  CABLEONE, US
 18403        4439        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4167        287      89  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        9929         9817  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7769         7624  UNI2-AS, ES
 16509        9899         6342  AMAZON-02, US
  7545        5636         4963  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5329         4455  COGENT-174, US
 18403        4439         4416  FPT-AS-AP FPT Telecom Company, VN
  7155        4167         4078  VIASAT-SP-BACKBONE, US
 11492        4617         4015  CABLEONE, US
  7552        3917         3896  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
     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/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
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
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, 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/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      /11:93      /12:299     
/13:577     /14:1190    /15:2108    /16:13350   /17:8284    /18:13878   
/19:24748   /20:43871   /21:52085   /22:112353  /23:103052  /24:588864  
/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        6863        7769  UNI2-AS, ES
  8151        6230       12205  UNINET, MX
 11492        3526        4617  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3391        3595  SHAW, CA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2583        3485  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2160        2505  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2137        3511  Telmex Colombia S.A., CO
 16509        2116        9899  AMAZON-02, US

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

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

   1:2278      2:1532      3:347       4:6         5:4644      6:164    
   7:6         8:1514      9:1        11:172      12:1464     13:357    
  14:2367     15:319      16:210      17:370      18:765      20:384    
  21:4        22:188      23:6784     24:3113     25:2        27:2625   
  29:19       31:2616     32:54       34:65       35:133      36:2304   
  37:4492     38:8704     39:896      40:122      41:4342     42:2164   
  43:2387     44:320      45:17683    46:4538     47:307      49:1954   
  50:1913     51:584      52:1581     54:313      55:999      56:5      
  57:187      58:2053     59:1192     60:1027     61:2664     62:2767   
  63:1907     64:5689     65:2367     66:4791     67:3037     68:1334   
  69:4144     70:1353     71:591      72:2937     74:2612     75:1595   
  76:614      77:2620     78:1865     79:2515     80:2222     81:2038   
  82:1592     83:1341     84:1666     85:3152     86:902      87:2264   
  88:1305     89:4141     90:681      91:8248     92:2304     93:2721   
  94:3752     95:4221     96:1283     97:315      98:1037     99:741    
 100:73      101:1171    102:3754    103:32582   104:4808    105:1060   
 106:946     107:2754    108:1151    109:4158    110:2137    111:3259   
 112:2067    113:1783    114:1794    115:2143    116:1896    117:2634   
 118:2751    119:1997    120:1776    121:1289    122:2708    123:2226   
 124:1585    125:2865    126:32      128:1445    129:1027    130:1175   
 131:1911    132:823     133:412     134:1737    135:365     136:1062   
 137:1050    138:2913    139:1536    140:1402    141:1356    142:1589   
 143:1589    144:998     145:365     146:2068    147:1932    148:2539   
 149:2809    150:1041    151:1330    152:2155    153:595     154:6894   
 155:1475    156:2277    157:1782    158:1152    159:2332    160:2721   
 161:1692    162:3576    163:1715    164:1671    165:2172    166:1166   
 167:1805    168:4035    169:815     170:5085    171:1031    172:3874   
 173:3068    174:891     175:1242    176:3737    177:5517    178:3746   
 179:2415    180:2364    181:3805    182:3404    183:1986    184:2271   
 185:21018   186:5330    187:4796    188:4215    189:4355    190:9703   
 191:1939    192:11030   193:9141    194:7568    195:5407    196:3435   
 197:2672    198:5976    199:7867    200:8327    201:6348    202:10296  
 203:10237   204:4602    205:3638    206:4473    207:3517    208:4177   
 209:5066    210:4517    211:2526    212:4352    213:3491    214:1074   
 215:63      216:6893    217:3045    218:1314    219:429     220:1815   
 221:1036    222:713     223:2226   

End of report


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