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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 13 18:46:53 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 13 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:                             1005005
    Prefixes after maximum aggregation (per Origin AS):          380368
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482567
    Number of IPv4 prefixes with a valid ROA:                    562316
    Number of IPv4 prefixes with an invalid ROA:                    499
    Number of IPv4 prefixes with no ROA:                         442190
Total ASes present in the Internet Routing Table:                 76933
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           65979
Origin ASes announcing only one prefix:                           26504
Transit ASes present in the Internet Routing Table:               10954
Transit-only ASes present in the Internet Routing Table:            557
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:              1182
    Number of instances of unregistered ASNs:                      1211
Number of 32-bit ASNs allocated by the RIRs:                      46641
Number of 32-bit ASNs visible in the Routing Table:               38401
Prefixes from 32-bit ASNs in the Routing Table:                  210570
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:            445
Number of addresses announced to Internet:                   3110101760
    Equivalent to 185 /8s, 96 /16s and 99 /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:      332074

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

Prefixes being announced by APNIC Region ASes:                   260361
    Total APNIC prefixes after maximum aggregation:               77116
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          251686
    Unique aggregates announced from the APNIC address blocks:   104402
APNIC Region origin ASes present in the Internet Routing Table:   14599
    APNIC Prefixes per ASN:                                       17.24
APNIC Region origin ASes announcing only one prefix:               4439
APNIC Region transit ASes present in the Internet Routing Table:   1941
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10143
Number of APNIC addresses announced to Internet:              748982528
    Equivalent to 44 /8s, 164 /16s and 145 /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:                    293586
    Total ARIN prefixes after maximum aggregation:               131232
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295797
    Unique aggregates announced from the ARIN address blocks:    139464
ARIN Region origin ASes present in the Internet Routing Table:    19212
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7024
ARIN Region transit ASes present in the Internet Routing Table:    1955
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:    5226
Number of ARIN addresses announced to Internet:              1352755968
    Equivalent to 80 /8s, 161 /16s and 107 /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:                    278492
    Total RIPE prefixes after maximum aggregation:               134834
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           276744
    Unique aggregates announced from the RIPE address blocks:    175813
RIPE Region origin ASes present in the Internet Routing Table:    28979
    RIPE Prefixes per ASN:                                         9.55
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    3984
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:   12516
Number of RIPE addresses announced to Internet:               731308032
    Equivalent to 43 /8s, 150 /16s and 224 /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:                  133405
    Total LACNIC prefixes after maximum aggregation:              29602
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         129568
    Unique aggregates announced from the LACNIC address blocks:   48918
LACNIC Region origin ASes present in the Internet Routing Table:  11269
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2329
LACNIC Region transit ASes present in the Internet Routing Table:  2518
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:  9223
Number of LACNIC addresses announced to Internet:             171809792
    Equivalent to 10 /8s, 61 /16s and 156 /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:                  37979
    Total AfriNIC prefixes after maximum aggregation:              6821
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         50765
    Unique aggregates announced from the AfriNIC address blocks:  13574
AfriNIC Region origin ASes present in the Internet Routing Table:  1930
    AfriNIC Prefixes per ASN:                                     26.30
AfriNIC Region origin ASes announcing only one prefix:              666
AfriNIC Region transit ASes present in the Internet Routing Table:  380
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: 1293
Number of AfriNIC addresses announced to Internet:            105038336
    Equivalent to 6 /8s, 66 /16s and 194 /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       11076       8755      96  CHINAMOBILE-CN China Mobile Communication
  7545        6168        846     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4447        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4310        534     305  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3922       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3698       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3278       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2883        855     530  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       13699      40940    5237  AMAZON-02, US
   174        5380       8745     880  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3862        286      85  VIASAT-SP-BACKBONE, US
  6327        3633       1320      81  SHAW, CA
 22773        3346       3032     169  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54783    2480  DNIC-AS-00749, US
396982        3187       3854     427  GOOGLE-CLOUD-PLATFORM, US
 16625        3098       1295    2253  AKAMAI-AS, US
 36352        2816        230     857  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        7696       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4031       3395     126  AKAMAI-ASN1, NL
  9009        3901        358    2079  M247, RO
 12389        3106       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     579  TELLCOM-AS, TR
212238        2271        166    1658  CDNEXT, GB
  8452        1614       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       12223       3254     578  UNINET, MX
 10620        3502        481    1019  Telmex Colombia S.A., CO
 13999        2493        541     357  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        1204        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1200        371      22  Telefonica del Peru S.A.A., PE
 28202        1103         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        1820        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1066        523      47  Vodafone-, EG
 36914         565         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       13699      40940    5237  AMAZON-02, US
  8151       12223       3254     578  UNINET, MX
  9808       11076       8755      96  CHINAMOBILE-CN China Mobile Communication
 12479        7696       1713     148  UNI2-AS, ES
  7545        6168        846     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5380       8745     880  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4447        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4310        534     305  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       12223        11645  UNINET, MX
  9808       11076        10980  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7696         7548  UNI2-AS, ES
  7545        6168         5522  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5380         4500  COGENT-174, US
 18403        4447         4422  FPT-AS-AP FPT Telecom Company, VN
 11492        4762         4167  CABLEONE, US
  9498        4310         4005  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4031         3905  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
    398728  UNALLOCATED  8.10.134.0/24              174  COGENT-174, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              3356  LEVEL3, 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

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     /14:1225    /15:2181    /16:13961   /17:8322    /18:13857   
/19:24766   /20:44599   /21:52580   /22:113511  /23:106873  /24:622083  
/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        6616        7696  UNI2-AS, ES
  8151        6420       12223  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3430        3633  SHAW, CA
  7155        2821        3862  VIASAT-SP-BACKBONE, US
 22773        2496        3346  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2378       13699  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)
----------------------------------------------

   1:2386      2:1510      3:819       4:10        5:5034      6:162    
   7:6         8:1592      9:1        11:172      12:1346     13:454    
  14:2522     15:361      16:285      17:378      18:921      20:552    
  21:4        22:188      23:7637     24:2973     25:2        27:2780   
  29:19       31:3333     32:44       33:1        34:84       35:253    
  36:3085     37:4612     38:10559    39:907      40:166      41:4411   
  42:1988     43:2635     44:385      45:19353    46:5137     47:317    
  49:1968     50:1895     51:592      52:1568     54:328      55:1091   
  56:11       57:277      58:2218     59:1273     60:1171     61:3019   
  62:3035     63:1812     64:5506     65:2190     66:4734     67:3101   
  68:1135     69:4021     70:1077     71:633      72:2944     74:2823   
  75:1524     76:616      77:2810     78:1890     79:1723     80:2243   
  81:2089     82:3164     83:1452     84:1878     85:3456     86:1080   
  87:2399     88:1319     89:4428     90:771      91:8481     92:2729   
  93:2921     94:4038     95:4367     96:1480     97:311      98:981    
  99:698     100:73      101:1415    102:4255    103:32441   104:5148   
 105:1192    106:1033    107:2669    108:1253    109:4132    110:2227   
 111:3279    112:2131    113:1823    114:1998    115:2155    116:2105   
 117:2528    118:2809    119:1919    120:2003    121:1381    122:2796   
 123:2493    124:1604    125:2867    126:91      128:1613    129:981    
 130:1323    131:2093    132:780     133:449     134:1534    135:392    
 136:1359    137:1130    138:3005    139:1591    140:1604    141:1510   
 142:1923    143:1863    144:1121    145:549     146:2189    147:2104   
 148:2713    149:2951    150:1262    151:1971    152:2110    153:578    
 154:7737    155:1764    156:3016    157:1916    158:1325    159:2489   
 160:3688    161:1901    162:3865    163:2218    164:1888    165:2006   
 166:1495    167:1988    168:4196    169:804     170:5349    171:1020   
 172:4476    173:3354    174:919     175:1302    176:3759    177:5520   
 178:3799    179:2501    180:2669    181:4255    182:3446    183:2144   
 184:2127    185:21790   186:5580    187:4856    188:4279    189:4498   
 190:9891    191:1918    192:11319   193:9516    194:7890    195:5631   
 196:3645    197:3792    198:6130    199:8541    200:8585    201:6497   
 202:10364   203:10719   204:4566    205:3610    206:4477    207:3508   
 208:4277    209:5174    210:4640    211:2532    212:4614    213:3791   
 214:1030    215:48      216:6816    217:3237    218:1371    219:399    
 220:2081    221:1140    222:720     223:2503   

End of report


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