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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 22 18:47:20 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sun 22 Jun, 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:                             1004451
    Prefixes after maximum aggregation (per Origin AS):          380406
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482556
    Number of IPv4 prefixes with a valid ROA:                    561210
    Number of IPv4 prefixes with an invalid ROA:                    458
    Number of IPv4 prefixes with no ROA:                         442783
Total ASes present in the Internet Routing Table:                 76893
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           65978
Origin ASes announcing only one prefix:                           26502
Transit ASes present in the Internet Routing Table:               10915
Transit-only ASes present in the Internet Routing Table:            555
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      78
    Max AS path prepend of ASN ( 37447)                              75
Prefixes from unregistered ASNs in the Routing Table:              1161
    Number of instances of unregistered ASNs:                      1195
Number of 32-bit ASNs allocated by the RIRs:                      46701
Number of 32-bit ASNs visible in the Routing Table:               38404
Prefixes from 32-bit ASNs in the Routing Table:                  210998
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            449
Number of addresses announced to Internet:                   3106038016
    Equivalent to 185 /8s, 34 /16s and 97 /24s
    Percentage of available address space announced:               83.9
    Percentage of allocated address space announced:               83.9
    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:      331953

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

Prefixes being announced by APNIC Region ASes:                   260473
    Total APNIC prefixes after maximum aggregation:               77202
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251766
    Unique aggregates announced from the APNIC address blocks:   104406
APNIC Region origin ASes present in the Internet Routing Table:   14612
    APNIC Prefixes per ASN:                                       17.23
APNIC Region origin ASes announcing only one prefix:               4443
APNIC Region transit ASes present in the Internet Routing Table:   1937
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10157
Number of APNIC addresses announced to Internet:              748803072
    Equivalent to 44 /8s, 161 /16s and 212 /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:                    293575
    Total ARIN prefixes after maximum aggregation:               131240
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295804
    Unique aggregates announced from the ARIN address blocks:    139582
ARIN Region origin ASes present in the Internet Routing Table:    19215
    ARIN Prefixes per ASN:                                        15.39
ARIN Region origin ASes announcing only one prefix:                7030
ARIN Region transit ASes present in the Internet Routing Table:    1954
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:    5230
Number of ARIN addresses announced to Internet:              1349634560
    Equivalent to 80 /8s, 113 /16s and 202 /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:                    277782
    Total RIPE prefixes after maximum aggregation:               134811
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           276124
    Unique aggregates announced from the RIPE address blocks:    175663
RIPE Region origin ASes present in the Internet Routing Table:    28938
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12047
RIPE Region transit ASes present in the Internet Routing Table:    3965
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12506
Number of RIPE addresses announced to Internet:               731064064
    Equivalent to 43 /8s, 147 /16s and 39 /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:                  133379
    Total LACNIC prefixes after maximum aggregation:              29595
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         129715
    Unique aggregates announced from the LACNIC address blocks:   48912
LACNIC Region origin ASes present in the Internet Routing Table:  11270
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              2328
LACNIC Region transit ASes present in the Internet Routing Table:  2499
Average LACNIC Region AS path length visible:                       5.6
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9222
Number of LACNIC addresses announced to Internet:             171298816
    Equivalent to 10 /8s, 53 /16s and 208 /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:                  38081
    Total AfriNIC prefixes after maximum aggregation:              6803
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         50593
    Unique aggregates announced from the AfriNIC address blocks:  13592
AfriNIC Region origin ASes present in the Internet Routing Table:  1925
    AfriNIC Prefixes per ASN:                                     26.28
AfriNIC Region origin ASes announcing only one prefix:              654
AfriNIC Region transit ASes present in the Internet Routing Table:  381
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1289
Number of AfriNIC addresses announced to Internet:            105034240
    Equivalent to 6 /8s, 66 /16s and 178 /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       11223       8756     101  CHINAMOBILE-CN China Mobile Communication
  7545        6179        846     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4368        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4332        534     308  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3698       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3273       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2890        856     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2191        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2175        434     193  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       13626      40954    5220  AMAZON-02, US
   174        5380       8743     861  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3633       1320      81  SHAW, CA
 22773        3348       3032     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3192       3854     428  GOOGLE-CLOUD-PLATFORM, US
 16625        3085       1296    2253  AKAMAI-AS, US
 36352        2819        230     860  AS-COLOCROSSING, 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        7674       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        4020       3395     126  AKAMAI-ASN1, NL
  9009        3899        358    2099  M247, RO
 12389        3115       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     576  TELLCOM-AS, TR
212238        2312        169    1694  CDNEXT, GB
  8452        1617       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1422        366      39  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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       12244       3256     574  UNINET, MX
 10620        3505        481    1017  Telmex Colombia S.A., CO
 13999        2536        537     354  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1371       2436     266  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1209        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
 28202        1100         52       9  MASTER SA, BR
 22884        1081         69     363  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1821        644      27  RAYA-AS, EG
 24863        1622        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 20011        1296        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1075        523      47  Vodafone-, EG
 36914         567         82       3  KENET-AS, KE
  3741         563        661     320  IS, ZA

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       13626      40954    5220  AMAZON-02, US
  8151       12244       3256     574  UNINET, MX
  9808       11223       8756     101  CHINAMOBILE-CN China Mobile Communication
 12479        7674       1713     148  UNI2-AS, ES
  7545        6179        846     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5380       8743     861  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4368        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4332        534     308  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       12244        11670  UNINET, MX
  9808       11223        11122  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7674         7526  UNI2-AS, ES
  7545        6179         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5380         4519  COGENT-174, US
 18403        4368         4343  FPT-AS-AP FPT Telecom Company, VN
 11492        4780         4177  CABLEONE, US
  9498        4332         4024  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4020         3894  AKAMAI-ASN1, NL

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
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
    395195  UNALLOCATED  8.38.115.0/24            33132  CROWNCASTLE-AS33132, 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:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, 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      /10:41      /11:92      /12:300     
/13:584     /14:1214    /15:2172    /16:13910   /17:8314    /18:13695   
/19:24737   /20:44580   /21:52568   /22:113481  /23:106939  /24:621794  
/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        6596        7674  UNI2-AS, ES
  8151        6437       12244  UNINET, MX
 11492        3576        4780  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3430        3633  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2501        3348  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2347       13626  AMAZON-02, US
 30036        2256        2597  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2192        3505  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)
----------------------------------------------

   1:2395      2:1517      3:827       4:10        5:5023      6:162    
   7:6         8:1588      9:1        11:172      12:1347     13:448    
  14:2526     15:363      16:285      17:378      18:919      20:557    
  21:4        22:188      23:7637     24:2960     25:2        27:2780   
  29:19       31:3303     32:43       33:1        34:84       35:253    
  36:3145     37:4601     38:10552    39:906      40:177      41:4496   
  42:1929     43:2621     44:386      45:19305    46:5093     47:319    
  49:1980     50:1886     51:592      52:1565     54:324      55:1082   
  56:11       57:279      58:2216     59:1249     60:1171     61:3010   
  62:2997     63:1809     64:5533     65:2190     66:4732     67:3120   
  68:1131     69:4017     70:1071     71:631      72:2953     74:2825   
  75:1525     76:622      77:2823     78:1860     79:1679     80:2215   
  81:2074     82:3177     83:1445     84:1877     85:3443     86:1081   
  87:2387     88:1328     89:4413     90:771      91:8460     92:2730   
  93:2920     94:4049     95:4370     96:1485     97:311      98:981    
  99:687     100:72      101:1410    102:4277    103:32359   104:5163   
 105:1192    106:978     107:2659    108:1256    109:4125    110:2233   
 111:3289    112:2127    113:1855    114:1998    115:2174    116:2105   
 117:2530    118:2830    119:1911    120:2054    121:1375    122:2813   
 123:2488    124:1609    125:2871    126:91      128:1610    129:982    
 130:1322    131:2117    132:781     133:451     134:1556    135:395    
 136:1355    137:1131    138:3021    139:1577    140:1619    141:1500   
 142:1940    143:1909    144:1159    145:551     146:2190    147:2115   
 148:2703    149:2993    150:1268    151:1982    152:2096    153:590    
 154:7623    155:1765    156:2840    157:1914    158:1325    159:2493   
 160:3678    161:1901    162:3876    163:2226    164:1886    165:2037   
 166:1499    167:2003    168:4168    169:799     170:5353    171:1008   
 172:4471    173:3367    174:920     175:1317    176:3769    177:5578   
 178:3829    179:2509    180:2668    181:4269    182:3459    183:2050   
 184:2129    185:21572   186:5577    187:4964    188:4269    189:4537   
 190:9858    191:1964    192:11314   193:9505    194:7873    195:5615   
 196:3656    197:3783    198:6123    199:8536    200:8533    201:6504   
 202:10347   203:10746   204:4566    205:3645    206:4500    207:3477   
 208:4294    209:5178    210:4644    211:2536    212:4599    213:3796   
 214:1030    215:48      216:6814    217:3260    218:1372    219:400    
 220:2078    221:1147    222:719     223:2514   

End of report


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