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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 25 18:45:19 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 25 Feb, 2025

  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:                              993310
    Prefixes after maximum aggregation (per Origin AS):          372994
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      475878
    Number of IPv4 prefixes with a valid ROA:                    544074
    Number of IPv4 prefixes with an invalid ROA:                    878
    Number of IPv4 prefixes with no ROA:                         448358
Total ASes present in the Internet Routing Table:                 76656
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65771
Origin ASes announcing only one prefix:                           26526
Transit ASes present in the Internet Routing Table:               10885
Transit-only ASes present in the Internet Routing Table:            534
Paths with bogon ASNs present in the IPv4 Routing Table:             99
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1085
    Number of instances of unregistered ASNs:                      1090
Number of 32-bit ASNs allocated by the RIRs:                      46198
Number of 32-bit ASNs visible in the Routing Table:               37887
Prefixes from 32-bit ASNs in the Routing Table:                  205662
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            530
Number of addresses announced to Internet:                   3112858880
    Equivalent to 185 /8s, 138 /16s and 117 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      328333

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

Prefixes being announced by APNIC Region ASes:                   257167
    Total APNIC prefixes after maximum aggregation:               76115
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249192
    Unique aggregates announced from the APNIC address blocks:   102737
APNIC Region origin ASes present in the Internet Routing Table:   14502
    APNIC Prefixes per ASN:                                       17.18
APNIC Region origin ASes announcing only one prefix:               4421
APNIC Region transit ASes present in the Internet Routing Table:   1928
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10014
Number of APNIC addresses announced to Internet:              753345792
    Equivalent to 44 /8s, 231 /16s and 37 /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, 131072-155961
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:                    289680
    Total ARIN prefixes after maximum aggregation:               127751
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291826
    Unique aggregates announced from the ARIN address blocks:    135842
ARIN Region origin ASes present in the Internet Routing Table:    19221
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7033
ARIN Region transit ASes present in the Internet Routing Table:    1965
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5160
Number of ARIN addresses announced to Internet:              1348291840
    Equivalent to 80 /8s, 93 /16s and 77 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    275576
    Total RIPE prefixes after maximum aggregation:               132314
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272716
    Unique aggregates announced from the RIPE address blocks:    173028
RIPE Region origin ASes present in the Internet Routing Table:    28899
    RIPE Prefixes per ASN:                                         9.44
RIPE Region origin ASes announcing only one prefix:               12061
RIPE Region transit ASes present in the Internet Routing Table:    3961
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12297
Number of RIPE addresses announced to Internet:               732400896
    Equivalent to 43 /8s, 167 /16s and 141 /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,
                        53/8,  57/8,  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:                  132214
    Total LACNIC prefixes after maximum aggregation:              29233
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         128932
    Unique aggregates announced from the LACNIC address blocks:   48825
LACNIC Region origin ASes present in the Internet Routing Table:  11201
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              2350
LACNIC Region transit ASes present in the Internet Routing Table:  2482
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9137
Number of LACNIC addresses announced to Internet:             173776640
    Equivalent to 10 /8s, 91 /16s and 159 /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:                  37588
    Total AfriNIC prefixes after maximum aggregation:              6903
    AfriNIC Deaggregation factor:                                  5.45
Prefixes being announced from the AfriNIC address blocks:         50114
    Unique aggregates announced from the AfriNIC address blocks:  15018
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.13
AfriNIC Region origin ASes announcing only one prefix:              661
AfriNIC Region transit ASes present in the Internet Routing Table:  379
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1279
Number of AfriNIC addresses announced to Internet:            104778240
    Equivalent to 6 /8s, 62 /16s and 202 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10326       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6215        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4320        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4240        530     275  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3920       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3264       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2844        853     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2149        434     191  TATACOMM-AS TATA Communications formerly 

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       12764      39183    3791  AMAZON-02, US
   174        5210       8764     940  COGENT-174, US
 11492        4705        312     562  CABLEONE, US
  7155        4175        286      83  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3371       3033     180  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3030       1299    2208  AKAMAI-AS, US
396982        2934       3660     452  GOOGLE-CLOUD-PLATFORM, US
 30036        2584        357     301  MEDIACOM-ENTERPRISE-BUSINESS, 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        7764       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3990       3395     129  AKAMAI-ASN1, NL
  9009        3744        322    1922  M247, RO
 12389        2986       2303     894  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        1995        145    1473  CDNEXT, GB
  8452        1627       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1498         99     749  CLOUVIDER Clouvider - Global ASN, 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       11805       3235     591  UNINET, MX
 10620        3545        492     952  Telmex Colombia S.A., CO
 13999        2515        541     366  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1156        371      22  Telefonica del Peru S.A.A., PE
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1127        374     163  Axtel, S.A.B. de C.V., MX
 11664        1072        278      33  Techtel LMDS Comunicaciones Interactivas 

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        1683        599      30  RAYA-AS, EG
 24863        1619        389      16  LINKdotNET-AS, EG
 29571        1564         99     104  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     286  ETISALAT-MISR, EG
 20011        1292        202     342  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1013        523      45  Vodafone-, EG
 37069         847       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         557       1861      35  IAM-AS, MA

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
 16509       12764      39183    3791  AMAZON-02, US
  8151       11805       3235     591  UNINET, MX
  9808       10326       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7764       1714     145  UNI2-AS, ES
  7545        6215        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5210       8764     940  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4705        312     562  CABLEONE, US
 18403        4320        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4240        530     275  BBIL-AP BHARTI Airtel Ltd., IN

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

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

   ASN  No of nets  Net Savings  Description
  8151       11805        11214  UNINET, MX
  9808       10326        10239  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7764         7619  UNI2-AS, ES
  7545        6215         5557  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4320         4295  FPT-AS-AP FPT Telecom Company, VN
   174        5210         4270  COGENT-174, US
 11492        4705         4143  CABLEONE, US
  7155        4175         4092  VIASAT-SP-BACKBONE, US
  9498        4240         3965  BBIL-AP BHARTI Airtel Ltd., IN

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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, 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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, 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

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       /9:16      /10:42      /11:92      /12:307     
/13:586     /14:1231    /15:2183    /16:14012   /17:8359    /18:13884   
/19:24772   /20:44453   /21:52673   /22:113466  /23:105014  /24:612204  
/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        6717        7764  UNI2-AS, ES
  8151        5986       11805  UNINET, MX
 11492        3556        4705  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3620  SHAW, CA
  7155        3121        4175  VIASAT-SP-BACKBONE, US
 22773        2509        3371  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2266       12764  AMAZON-02, US
 30036        2244        2584  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2185        3545  Telmex Colombia S.A., CO

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

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

   1:2301      2:1525      3:572       4:10        5:4849      6:165    
   7:6         8:1553      9:1        11:172      12:1380     13:350    
  14:2515     15:347      16:274      17:356      18:916      20:457    
  21:4        22:188      23:7353     24:2769     25:2        27:2741   
  29:19       31:3191     32:43       34:82       35:201      36:2416   
  37:4634     38:10012    39:897      40:159      41:4477     42:1975   
  43:2545     44:353      45:19062    46:5022     47:290      49:1984   
  50:1895     51:590      52:1570     54:300      55:1060     56:9      
  57:252      58:2227     59:1220     60:1167     61:3012     62:3003   
  63:1844     64:5538     65:2206     66:4698     67:3075     68:1123   
  69:4002     70:1100     71:617      72:2937     74:2793     75:1649   
  76:612      77:2783     78:1863     79:1729     80:2224     81:2047   
  82:2636     83:1406     84:1802     85:3361     86:1024     87:2422   
  88:1303     89:4315     90:762      91:8412     92:2816     93:2886   
  94:3924     95:4253     96:1359     97:318      98:979      99:740    
 100:71      101:1387    102:4157    103:32519   104:4808    105:1230   
 106:994     107:2593    108:1213    109:4136    110:2228    111:3316   
 112:2053    113:1813    114:1947    115:2209    116:2074    117:2747   
 118:2803    119:1963    120:1880    121:1362    122:2783    123:2317   
 124:1584    125:2876    126:94      128:1601    129:1021    130:1303   
 131:1898    132:798     133:450     134:1529    135:375     136:1331   
 137:1116    138:3056    139:1614    140:1564    141:1485    142:1850   
 143:1639    144:1061    145:473     146:2144    147:2070    148:2594   
 149:2948    150:1240    151:1701    152:2119    153:574     154:7576   
 155:1629    156:3119    157:1898    158:1261    159:2427    160:3618   
 161:1962    162:3703    163:1860    164:1730    165:2204    166:1360   
 167:1897    168:4206    169:803     170:5276    171:1001    172:4346   
 173:3268    174:915     175:1285    176:3666    177:5504    178:3818   
 179:2410    180:2611    181:4132    182:3370    183:2046    184:2309   
 185:21678   186:5426    187:4730    188:4218    189:4410    190:9817   
 191:1982    192:11173   193:9423    194:7816    195:5601    196:3604   
 197:3846    198:6114    199:8352    200:8451    201:6423    202:10481  
 203:10656   204:4549    205:3662    206:4631    207:3467    208:4210   
 209:5194    210:4639    211:2525    212:4546    213:3801    214:1057   
 215:42      216:6617    217:3167    218:1355    219:388     220:2110   
 221:1056    222:714     223:2321   

End of report


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