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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 17 18:47:24 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 17 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:                             1004847
    Prefixes after maximum aggregation (per Origin AS):          380435
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482606
    Number of IPv4 prefixes with a valid ROA:                    562608
    Number of IPv4 prefixes with an invalid ROA:                    392
    Number of IPv4 prefixes with no ROA:                         441847
Total ASes present in the Internet Routing Table:                 76945
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           66006
Origin ASes announcing only one prefix:                           26525
Transit ASes present in the Internet Routing Table:               10939
Transit-only ASes present in the Internet Routing Table:            553
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:              1162
    Number of instances of unregistered ASNs:                      1191
Number of 32-bit ASNs allocated by the RIRs:                      46667
Number of 32-bit ASNs visible in the Routing Table:               38419
Prefixes from 32-bit ASNs in the Routing Table:                  210773
Number of bogon 32-bit ASNs visible in the Routing Table:            86
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            447
Number of addresses announced to Internet:                   3106218240
    Equivalent to 185 /8s, 37 /16s and 33 /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:      332280

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

Prefixes being announced by APNIC Region ASes:                   260398
    Total APNIC prefixes after maximum aggregation:               77173
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251787
    Unique aggregates announced from the APNIC address blocks:   104421
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:               4439
APNIC Region transit ASes present in the Internet Routing Table:   1944
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:  10156
Number of APNIC addresses announced to Internet:              748904704
    Equivalent to 44 /8s, 163 /16s and 97 /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:                    293541
    Total ARIN prefixes after maximum aggregation:               131201
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295512
    Unique aggregates announced from the ARIN address blocks:    139377
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7034
ARIN Region transit ASes present in the Internet Routing Table:    1953
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5234
Number of ARIN addresses announced to Internet:              1349589760
    Equivalent to 80 /8s, 113 /16s and 27 /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:                    278475
    Total RIPE prefixes after maximum aggregation:               134885
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           276833
    Unique aggregates announced from the RIPE address blocks:    175917
RIPE Region origin ASes present in the Internet Routing Table:    28977
    RIPE Prefixes per ASN:                                         9.55
RIPE Region origin ASes announcing only one prefix:               12062
RIPE Region transit ASes present in the Internet Routing Table:    3979
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:   12518
Number of RIPE addresses announced to Internet:               731222016
    Equivalent to 43 /8s, 149 /16s and 144 /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:                  133271
    Total LACNIC prefixes after maximum aggregation:              29612
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         129616
    Unique aggregates announced from the LACNIC address blocks:   48928
LACNIC Region origin ASes present in the Internet Routing Table:  11271
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2326
LACNIC Region transit ASes present in the Internet Routing Table:  2512
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:  9220
Number of LACNIC addresses announced to Internet:             171297280
    Equivalent to 10 /8s, 53 /16s and 202 /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:                  38000
    Total AfriNIC prefixes after maximum aggregation:              6805
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         50652
    Unique aggregates announced from the AfriNIC address blocks:  13565
AfriNIC Region origin ASes present in the Internet Routing Table:  1928
    AfriNIC Prefixes per ASN:                                     26.27
AfriNIC Region origin ASes announcing only one prefix:              664
AfriNIC Region transit ASes present in the Internet Routing Table:  384
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: 1291
Number of AfriNIC addresses announced to Internet:            104997632
    Equivalent to 6 /8s, 66 /16s and 35 /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       11220       8756     101  CHINAMOBILE-CN China Mobile Communication
  7545        6186        846     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4445        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4322        534     308  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3697       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3279       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2886        856     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2175        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       13687      40939    5246  AMAZON-02, US
   174        5388       8744     873  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3861        286      85  VIASAT-SP-BACKBONE, US
  6327        3633       1320      81  SHAW, CA
 22773        3349       3032     169  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3188       3854     427  GOOGLE-CLOUD-PLATFORM, US
 16625        3091       1294    2255  AKAMAI-AS, US
 36352        2813        230     844  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        7686       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        4020       3395     126  AKAMAI-ASN1, NL
  9009        3895        358    2087  M247, RO
 12389        3107       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     579  TELLCOM-AS, TR
212238        2286        167    1670  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1421        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       12226       3254     576  UNINET, MX
 10620        3502        481    1019  Telmex Colombia S.A., CO
 13999        2531        538     354  Mega Cable, S.A. de C.V., MX
 11830        1990        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        1208        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1200        371      22  Telefonica del Peru S.A.A., PE
 28202        1100         52       9  MASTER SA, BR
 22884        1065         68     372  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        1820        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1606        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        1049        520      44  Vodafone-, EG
 36914         566         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       13687      40939    5246  AMAZON-02, US
  8151       12226       3254     576  UNINET, MX
  9808       11220       8756     101  CHINAMOBILE-CN China Mobile Communication
 12479        7686       1713     148  UNI2-AS, ES
  7545        6186        846     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5388       8744     873  COGENT-174, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4445        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4322        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       12226        11650  UNINET, MX
  9808       11220        11119  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7686         7538  UNI2-AS, ES
  7545        6186         5540  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5388         4515  COGENT-174, US
 18403        4445         4420  FPT-AS-AP FPT Telecom Company, VN
 11492        4762         4167  CABLEONE, US
  9498        4322         4014  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
    394804  UNALLOCATED  8.33.225.0/24             3356  LEVEL3, 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
23.140.216.0/24      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    /15:2173    /16:13915   /17:8305    /18:13693   
/19:24733   /20:44587   /21:52586   /22:113500  /23:106923  /24:622171  
/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        6607        7686  UNI2-AS, ES
  8151        6422       12226  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3430        3633  SHAW, CA
  7155        2820        3861  VIASAT-SP-BACKBONE, US
 22773        2499        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2362       13687  AMAZON-02, US
 30036        2246        2587  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2189        3502  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      2:1519      3:823       4:10        5:5070      6:162    
   7:6         8:1591      9:1        11:172      12:1349     13:453    
  14:2524     15:360      16:285      17:377      18:922      20:552    
  21:4        22:188      23:7636     24:2960     25:2        27:2779   
  29:19       31:3334     32:43       33:1        34:84       35:252    
  36:3090     37:4615     38:10579    39:907      40:166      41:4461   
  42:1971     43:2635     44:388      45:19334    46:5131     47:317    
  49:1975     50:1889     51:592      52:1572     54:326      55:1083   
  56:11       57:279      58:2217     59:1290     60:1171     61:3017   
  62:3034     63:1810     64:5499     65:2188     66:4726     67:3107   
  68:1133     69:4019     70:1073     71:632      72:2944     74:2828   
  75:1523     76:616      77:2813     78:1891     79:1720     80:2234   
  81:2091     82:3172     83:1448     84:1878     85:3454     86:1086   
  87:2396     88:1319     89:4430     90:769      91:8485     92:2737   
  93:2924     94:4038     95:4365     96:1476     97:311      98:982    
  99:694     100:73      101:1412    102:4281    103:32356   104:5158   
 105:1187    106:1033    107:2662    108:1252    109:4142    110:2226   
 111:3281    112:2124    113:1828    114:1998    115:2174    116:2107   
 117:2529    118:2826    119:1919    120:2055    121:1376    122:2803   
 123:2487    124:1607    125:2871    126:91      128:1605    129:981    
 130:1326    131:2113    132:779     133:450     134:1560    135:392    
 136:1358    137:1134    138:3024    139:1584    140:1607    141:1505   
 142:1925    143:1890    144:1167    145:549     146:2193    147:2107   
 148:2713    149:2955    150:1261    151:1964    152:2104    153:590    
 154:7605    155:1767    156:2986    157:1919    158:1332    159:2492   
 160:3680    161:1900    162:3864    163:2233    164:1889    165:2014   
 166:1491    167:1986    168:4177    169:804     170:5359    171:1017   
 172:4475    173:3354    174:918     175:1297    176:3761    177:5542   
 178:3822    179:2504    180:2669    181:4259    182:3445    183:2164   
 184:2126    185:21749   186:5575    187:4927    188:4279    189:4528   
 190:9872    191:1925    192:11308   193:9526    194:7883    195:5629   
 196:3657    197:3787    198:6117    199:8546    200:8555    201:6515   
 202:10326   203:10721   204:4560    205:3571    206:4490    207:3478   
 208:4282    209:5170    210:4642    211:2531    212:4618    213:3801   
 214:1016    215:48      216:6808    217:3240    218:1372    219:399    
 220:2082    221:1139    222:720     223:2500   

End of report


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