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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 7 18:44:11 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sat 07 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:                             1003147
    Prefixes after maximum aggregation (per Origin AS):          379659
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482254
    Number of IPv4 prefixes with a valid ROA:                    560524
    Number of IPv4 prefixes with an invalid ROA:                    543
    Number of IPv4 prefixes with no ROA:                         442080
Total ASes present in the Internet Routing Table:                 76909
    Prefixes per ASN:                                             13.04
Origin-only ASes present in the Internet Routing Table:           66001
Origin ASes announcing only one prefix:                           26565
Transit ASes present in the Internet Routing Table:               10908
Transit-only ASes present in the Internet Routing Table:            551
Paths with bogon ASNs present in the IPv4 Routing Table:             90
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:              1047
    Number of instances of unregistered ASNs:                      1076
Number of 32-bit ASNs allocated by the RIRs:                      46622
Number of 32-bit ASNs visible in the Routing Table:               38358
Prefixes from 32-bit ASNs in the Routing Table:                  209652
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:            444
Number of addresses announced to Internet:                   3110406400
    Equivalent to 185 /8s, 101 /16s and 9 /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:      331244

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

Prefixes being announced by APNIC Region ASes:                   259877
    Total APNIC prefixes after maximum aggregation:               77068
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251288
    Unique aggregates announced from the APNIC address blocks:   104323
APNIC Region origin ASes present in the Internet Routing Table:   14588
    APNIC Prefixes per ASN:                                       17.23
APNIC Region origin ASes announcing only one prefix:               4447
APNIC Region transit ASes present in the Internet Routing Table:   1931
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:  10126
Number of APNIC addresses announced to Internet:              748874752
    Equivalent to 44 /8s, 162 /16s and 236 /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:                    293400
    Total ARIN prefixes after maximum aggregation:               130990
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295423
    Unique aggregates announced from the ARIN address blocks:    139534
ARIN Region origin ASes present in the Internet Routing Table:    19228
    ARIN Prefixes per ASN:                                        15.36
ARIN Region origin ASes announcing only one prefix:                7050
ARIN Region transit ASes present in the Internet Routing Table:    1950
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:              1353019648
    Equivalent to 80 /8s, 165 /16s and 113 /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:                    278043
    Total RIPE prefixes after maximum aggregation:               134591
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           276255
    Unique aggregates announced from the RIPE address blocks:    175435
RIPE Region origin ASes present in the Internet Routing Table:    28978
    RIPE Prefixes per ASN:                                         9.53
RIPE Region origin ASes announcing only one prefix:               12062
RIPE Region transit ASes present in the Internet Routing Table:    3967
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:   12496
Number of RIPE addresses announced to Internet:               731351040
    Equivalent to 43 /8s, 151 /16s and 136 /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:                  132846
    Total LACNIC prefixes after maximum aggregation:              29579
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         129050
    Unique aggregates announced from the LACNIC address blocks:   48987
LACNIC Region origin ASes present in the Internet Routing Table:  11268
    LACNIC Prefixes per ASN:                                      11.45
LACNIC Region origin ASes announcing only one prefix:              2346
LACNIC Region transit ASes present in the Internet Routing Table:  2508
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:  9222
Number of LACNIC addresses announced to Internet:             171932160
    Equivalent to 10 /8s, 63 /16s and 122 /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:                  37934
    Total AfriNIC prefixes after maximum aggregation:              6801
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         50687
    Unique aggregates announced from the AfriNIC address blocks:  13580
AfriNIC Region origin ASes present in the Internet Routing Table:  1924
    AfriNIC Prefixes per ASN:                                     26.34
AfriNIC Region origin ASes announcing only one prefix:              660
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:                       78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1290
Number of AfriNIC addresses announced to Internet:            105025792
    Equivalent to 6 /8s, 66 /16s and 145 /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       11063       8755      95  CHINAMOBILE-CN China Mobile Communication
  7545        6176        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4427        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4305        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        2881        854     529  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2173       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2171        434     192  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       13633      40955    5210  AMAZON-02, US
   174        5223       8746     889  COGENT-174, US
 11492        4760        316     593  CABLEONE, US
  7155        3863        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        3182       3853     424  GOOGLE-CLOUD-PLATFORM, US
 16625        3098       1295    2257  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        7684       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4013       3395     126  AKAMAI-ASN1, NL
  9009        3895        358    2074  M247, RO
 12389        3109       2306     888  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2391        360     580  TELLCOM-AS, TR
212238        2217        161    1611  CDNEXT, GB
  8452        1612       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1422         94     739  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       12208       3255     582  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2548        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        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1199        371      22  Telefonica del Peru S.A.A., PE
 11664        1195        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1113         52       9  MASTER SA, BR
 22884        1064         68     376  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        1247        553     104  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1050        520      44  Vodafone-, EG
  3741         559        661     319  IS, ZA
 36914         558         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       13633      40955    5210  AMAZON-02, US
  8151       12208       3255     582  UNINET, MX
  9808       11063       8755      95  CHINAMOBILE-CN China Mobile Communication
 12479        7684       1714     148  UNI2-AS, ES
  7545        6176        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5223       8746     889  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4760        316     593  CABLEONE, US
 18403        4427        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4305        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       12208        11626  UNINET, MX
  9808       11063        10968  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7684         7536  UNI2-AS, ES
  7545        6176         5530  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4427         4402  FPT-AS-AP FPT Telecom Company, VN
   174        5223         4334  COGENT-174, US
 11492        4760         4167  CABLEONE, US
  9498        4305         4001  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
     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      /12:299     
/13:584     /14:1226    /15:2183    /16:13961   /17:8335    /18:13873   
/19:24770   /20:44558   /21:52492   /22:113394  /23:106601  /24:620708  
/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        6603        7684  UNI2-AS, ES
  8151        6388       12208  UNINET, MX
 11492        3557        4760  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3426        3629  SHAW, CA
  7155        2822        3863  VIASAT-SP-BACKBONE, US
 22773        2498        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2384       13633  AMAZON-02, US
 30036        2243        2584  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)
----------------------------------------------

   1:2383      2:1513      3:806       4:9         5:5005      6:162    
   7:6         8:1594      9:1        11:172      12:1356     13:438    
  14:2522     15:360      16:285      17:375      18:919      20:551    
  21:4        22:188      23:7603     24:2892     25:2        27:2785   
  29:19       31:3310     32:44       33:1        34:84       35:254    
  36:3059     37:4615     38:10389    39:909      40:172      41:4436   
  42:1959     43:2618     44:383      45:19281    46:5128     47:318    
  49:1980     50:1888     51:592      52:1571     54:324      55:1083   
  56:11       57:272      58:2210     59:1280     60:1171     61:3012   
  62:3032     63:1813     64:5500     65:2195     66:4714     67:3103   
  68:1134     69:4023     70:1078     71:636      72:2932     74:2821   
  75:1524     76:616      77:2816     78:1898     79:1715     80:2230   
  81:2073     82:3132     83:1449     84:1874     85:3441     86:1077   
  87:2399     88:1313     89:4406     90:771      91:8453     92:2716   
  93:2924     94:4065     95:4364     96:1475     97:311      98:979    
  99:697     100:73      101:1425    102:4260    103:32324   104:5102   
 105:1186    106:1033    107:2656    108:1260    109:4121    110:2239   
 111:3281    112:2132    113:1824    114:1990    115:2156    116:2098   
 117:2525    118:2819    119:1918    120:1975    121:1380    122:2796   
 123:2484    124:1604    125:2868    126:91      128:1602    129:1027   
 130:1326    131:2069    132:781     133:449     134:1555    135:380    
 136:1358    137:1139    138:3068    139:1587    140:1602    141:1499   
 142:1926    143:1843    144:1127    145:532     146:2191    147:2119   
 148:2726    149:2953    150:1261    151:1945    152:2102    153:587    
 154:7718    155:1753    156:3030    157:1904    158:1326    159:2489   
 160:3683    161:1899    162:3821    163:2203    164:1898    165:2252   
 166:1466    167:1972    168:4180    169:802     170:5352    171:1010   
 172:4449    173:3341    174:916     175:1299    176:3759    177:5413   
 178:3781    179:2480    180:2670    181:4250    182:3446    183:2139   
 184:2120    185:21779   186:5531    187:4833    188:4246    189:4477   
 190:9866    191:1911    192:11297   193:9508    194:7878    195:5616   
 196:3629    197:3772    198:6121    199:8545    200:8545    201:6487   
 202:10350   203:10725   204:4548    205:3615    206:4480    207:3485   
 208:4251    209:5178    210:4638    211:2527    212:4610    213:3788   
 214:1028    215:48      216:6807    217:3216    218:1372    219:391    
 220:2087    221:1125    222:719     223:2481   

End of report


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