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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 5 18:44:19 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Thu 05 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:                             1002963
    Prefixes after maximum aggregation (per Origin AS):          379757
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482113
    Number of IPv4 prefixes with a valid ROA:                    560420
    Number of IPv4 prefixes with an invalid ROA:                    487
    Number of IPv4 prefixes with no ROA:                         442056
Total ASes present in the Internet Routing Table:                 76921
    Prefixes per ASN:                                             13.04
Origin-only ASes present in the Internet Routing Table:           65988
Origin ASes announcing only one prefix:                           26576
Transit ASes present in the Internet Routing Table:               10933
Transit-only ASes present in the Internet Routing Table:            547
Paths with bogon ASNs present in the IPv4 Routing Table:             86
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:              1069
    Number of instances of unregistered ASNs:                      1098
Number of 32-bit ASNs allocated by the RIRs:                      46582
Number of 32-bit ASNs visible in the Routing Table:               38355
Prefixes from 32-bit ASNs in the Routing Table:                  209438
Number of bogon 32-bit ASNs visible in the Routing Table:            84
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            440
Number of addresses announced to Internet:                   3109937152
    Equivalent to 185 /8s, 93 /16s and 224 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      331048

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

Prefixes being announced by APNIC Region ASes:                   259713
    Total APNIC prefixes after maximum aggregation:               76968
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251175
    Unique aggregates announced from the APNIC address blocks:   104350
APNIC Region origin ASes present in the Internet Routing Table:   14593
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4456
APNIC Region transit ASes present in the Internet Routing Table:   1933
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10133
Number of APNIC addresses announced to Internet:              748871168
    Equivalent to 44 /8s, 162 /16s and 222 /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:                    293482
    Total ARIN prefixes after maximum aggregation:               131095
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295623
    Unique aggregates announced from the ARIN address blocks:    139518
ARIN Region origin ASes present in the Internet Routing Table:    19229
    ARIN Prefixes per ASN:                                        15.37
ARIN Region origin ASes announcing only one prefix:                7037
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:    5224
Number of ARIN addresses announced to Internet:              1352754432
    Equivalent to 80 /8s, 161 /16s and 101 /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:                    278031
    Total RIPE prefixes after maximum aggregation:               134668
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           276070
    Unique aggregates announced from the RIPE address blocks:    175391
RIPE Region origin ASes present in the Internet Routing Table:    28986
    RIPE Prefixes per ASN:                                         9.52
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    3981
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12495
Number of RIPE addresses announced to Internet:               731266304
    Equivalent to 43 /8s, 150 /16s and 61 /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:                  132770
    Total LACNIC prefixes after maximum aggregation:              29576
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128991
    Unique aggregates announced from the LACNIC address blocks:   48899
LACNIC Region origin ASes present in the Internet Routing Table:  11263
    LACNIC Prefixes per ASN:                                      11.45
LACNIC Region origin ASes announcing only one prefix:              2351
LACNIC Region transit ASes present in the Internet Routing Table:  2517
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:  9212
Number of LACNIC addresses announced to Internet:             171925504
    Equivalent to 10 /8s, 63 /16s and 96 /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:                  37898
    Total AfriNIC prefixes after maximum aggregation:              6799
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         50664
    Unique aggregates announced from the AfriNIC address blocks:  13557
AfriNIC Region origin ASes present in the Internet Routing Table:  1926
    AfriNIC Prefixes per ASN:                                     26.31
AfriNIC Region origin ASes announcing only one prefix:              664
AfriNIC Region transit ASes present in the Internet Routing Table:  380
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1291
Number of AfriNIC addresses announced to Internet:            104931328
    Equivalent to 6 /8s, 65 /16s and 32 /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       11058       8755      95  CHINAMOBILE-CN China Mobile Communication
  7545        6176        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4392        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4302        534     304  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3923       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3698       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3277       1869     103  VNPT-AS-VN VNPT Corp, VN
 24560        2878        854     528  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2174        434     192  TATACOMM-AS TATA Communications formerly 
 45090        2173       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       13639      40828    5213  AMAZON-02, US
   174        5273       8746     891  COGENT-174, US
 11492        4760        316     593  CABLEONE, US
  7155        3860        286      85  VIASAT-SP-BACKBONE, US
  6327        3629       1320      81  SHAW, CA
 22773        3349       3033     169  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54783    2480  DNIC-AS-00749, US
396982        3180       3853     422  GOOGLE-CLOUD-PLATFORM, US
 16625        3092       1292    2252  AKAMAI-AS, US
 36352        2815        230     855  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        7685       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4014       3395     126  AKAMAI-ASN1, NL
  9009        3919        359    2083  M247, RO
 12389        3108       2306     888  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2391        360     580  TELLCOM-AS, TR
212238        2242        163    1646  CDNEXT, GB
  8452        1612       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1427         95     741  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       12203       3255     582  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2550        540     363  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1371       2436     266  Claro NXT Telecomunicacoes Ltda, BR
  3816        1338        785     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
 11664        1192        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1113         52       9  MASTER SA, BR
 22884        1062         67     375  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        1780        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1614        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1248        553     105  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1050        520      44  Vodafone-, EG
  3741         560        661     319  IS, ZA
 36914         555         82       3  KENET-AS, 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
 16509       13639      40828    5213  AMAZON-02, US
  8151       12203       3255     582  UNINET, MX
  9808       11058       8755      95  CHINAMOBILE-CN China Mobile Communication
 12479        7685       1714     148  UNI2-AS, ES
  7545        6176        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5273       8746     891  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4760        316     593  CABLEONE, US
 18403        4392        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4302        534     304  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       12203        11621  UNINET, MX
  9808       11058        10963  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7685         7537  UNI2-AS, ES
  7545        6176         5530  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5273         4382  COGENT-174, US
 18403        4392         4367  FPT-AS-AP FPT Telecom Company, VN
 11492        4760         4167  CABLEONE, US
  9498        4302         3998  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3923         3897  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
     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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.139.228.0/24      Origin:    399587  UNASSIGNED
23.139.228.0/24     Transit:     20473  AS-VULTR, 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

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      /12:299     
/13:583     /14:1226    /15:2182    /16:13963   /17:8340    /18:13877   
/19:24785   /20:44598   /21:52516   /22:113347  /23:106627  /24:620457  
/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        6604        7685  UNI2-AS, ES
  8151        6382       12203  UNINET, MX
 11492        3557        4760  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3426        3629  SHAW, CA
  7155        2819        3860  VIASAT-SP-BACKBONE, US
 22773        2498        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2392       13639  AMAZON-02, US
 30036        2237        2578  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2186        3499  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)
----------------------------------------------

   1:2384      2:1509      3:806       4:9         5:4999      6:162    
   7:6         8:1595      9:1        11:172      12:1357     13:438    
  14:2522     15:358      16:285      17:376      18:919      20:551    
  21:4        22:188      23:7603     24:2893     25:2        27:2784   
  29:19       31:3305     32:44       33:1        34:84       35:253    
  36:3057     37:4613     38:10382    39:908      40:172      41:4439   
  42:1941     43:2618     44:379      45:19276    46:5116     47:318    
  49:1948     50:1896     51:592      52:1571     54:322      55:1089   
  56:11       57:274      58:2211     59:1291     60:1170     61:3008   
  62:3034     63:1812     64:5502     65:2201     66:4719     67:3102   
  68:1134     69:4008     70:1078     71:635      72:2934     74:2822   
  75:1527     76:615      77:2805     78:1896     79:1713     80:2226   
  81:2073     82:3135     83:1453     84:1874     85:3441     86:1071   
  87:2398     88:1316     89:4413     90:771      91:8450     92:2717   
  93:2922     94:4060     95:4363     96:1475     97:311      98:979    
  99:695     100:71      101:1425    102:4218    103:32331   104:5090   
 105:1186    106:1034    107:2656    108:1260    109:4120    110:2239   
 111:3268    112:2138    113:1827    114:1989    115:2156    116:2088   
 117:2521    118:2819    119:1918    120:1977    121:1379    122:2793   
 123:2484    124:1600    125:2868    126:90      128:1599    129:1028   
 130:1327    131:2069    132:786     133:449     134:1554    135:380    
 136:1350    137:1136    138:3070    139:1590    140:1603    141:1498   
 142:1927    143:1833    144:1139    145:532     146:2193    147:2114   
 148:2732    149:2952    150:1258    151:1942    152:2107    153:579    
 154:7751    155:1751    156:3032    157:1909    158:1323    159:2488   
 160:3677    161:1897    162:3797    163:2206    164:1877    165:2249   
 166:1490    167:1963    168:4225    169:800     170:5332    171:1008   
 172:4441    173:3342    174:918     175:1300    176:3763    177:5407   
 178:3769    179:2471    180:2665    181:4247    182:3444    183:2117   
 184:2116    185:21782   186:5531    187:4836    188:4254    189:4452   
 190:9864    191:1919    192:11283   193:9508    194:7875    195:5618   
 196:3623    197:3781    198:6131    199:8546    200:8525    201:6476   
 202:10382   203:10720   204:4555    205:3624    206:4475    207:3486   
 208:4251    209:5172    210:4638    211:2524    212:4613    213:3790   
 214:1028    215:48      216:6815    217:3219    218:1372    219:390    
 220:2081    221:1124    222:719     223:2449   

End of report


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