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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 4 18:44:11 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 04 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:                             1003564
    Prefixes after maximum aggregation (per Origin AS):          379984
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482219
    Number of IPv4 prefixes with a valid ROA:                    560903
    Number of IPv4 prefixes with an invalid ROA:                    511
    Number of IPv4 prefixes with no ROA:                         442150
Total ASes present in the Internet Routing Table:                 76920
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           65977
Origin ASes announcing only one prefix:                           26580
Transit ASes present in the Internet Routing Table:               10943
Transit-only ASes present in the Internet Routing Table:            548
Paths with bogon ASNs present in the IPv4 Routing Table:             82
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:              1070
    Number of instances of unregistered ASNs:                      1071
Number of 32-bit ASNs allocated by the RIRs:                      46565
Number of 32-bit ASNs visible in the Routing Table:               38347
Prefixes from 32-bit ASNs in the Routing Table:                  209500
Number of bogon 32-bit ASNs visible in the Routing Table:            20
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            449
Number of addresses announced to Internet:                   3109970688
    Equivalent to 185 /8s, 94 /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:      330931

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

Prefixes being announced by APNIC Region ASes:                   260191
    Total APNIC prefixes after maximum aggregation:               77201
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251024
    Unique aggregates announced from the APNIC address blocks:   104331
APNIC Region origin ASes present in the Internet Routing Table:   14596
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4464
APNIC Region transit ASes present in the Internet Routing Table:   1941
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:  10139
Number of APNIC addresses announced to Internet:              748859392
    Equivalent to 44 /8s, 162 /16s and 176 /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:                    293757
    Total ARIN prefixes after maximum aggregation:               131198
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295573
    Unique aggregates announced from the ARIN address blocks:    139510
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:                7040
ARIN Region transit ASes present in the Internet Routing Table:    1957
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:              1352813568
    Equivalent to 80 /8s, 162 /16s and 76 /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:                    277867
    Total RIPE prefixes after maximum aggregation:               134579
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           275942
    Unique aggregates announced from the RIPE address blocks:    175375
RIPE Region origin ASes present in the Internet Routing Table:    28980
    RIPE Prefixes per ASN:                                         9.52
RIPE Region origin ASes announcing only one prefix:               12059
RIPE Region transit ASes present in the Internet Routing Table:    3982
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:   12481
Number of RIPE addresses announced to Internet:               731267840
    Equivalent to 43 /8s, 150 /16s and 67 /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:                  132729
    Total LACNIC prefixes after maximum aggregation:              29580
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128926
    Unique aggregates announced from the LACNIC address blocks:   48906
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:              2353
LACNIC Region transit ASes present in the Internet Routing Table:  2515
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:  9210
Number of LACNIC addresses announced to Internet:             171864320
    Equivalent to 10 /8s, 62 /16s and 113 /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:                  37950
    Total AfriNIC prefixes after maximum aggregation:              6777
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         51650
    Unique aggregates announced from the AfriNIC address blocks:  13697
AfriNIC Region origin ASes present in the Internet Routing Table:  1928
    AfriNIC Prefixes per ASN:                                     26.79
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:                      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:            104968704
    Equivalent to 6 /8s, 65 /16s and 178 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808       11064       8755      95  CHINAMOBILE-CN China Mobile Communication
  7545        6174        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4354        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4304        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       13634      40828    5208  AMAZON-02, US
   174        5249       8746     891  COGENT-174, US
 11492        4760        316     593  CABLEONE, US
  7155        3861        286      85  VIASAT-SP-BACKBONE, US
  6327        3629       1320      81  SHAW, CA
 22773        3328       3033     170  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3179       3853     423  GOOGLE-CLOUD-PLATFORM, US
 16625        3092       1292    2252  AKAMAI-AS, US
 36352        2805        229     852  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        7701       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4013       3395     126  AKAMAI-ASN1, NL
  9009        3917        359    2081  M247, RO
 12389        3109       2306     888  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2391        360     580  TELLCOM-AS, TR
212238        2228        162    1640  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       12201       3255     579  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2512        540     363  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1338        785     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1199        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        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        1613        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1250        554      97  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1050        520      44  Vodafone-, EG
  3741         560        661     319  IS, ZA
 36914         557         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       13634      40828    5208  AMAZON-02, US
  8151       12201       3255     579  UNINET, MX
  9808       11064       8755      95  CHINAMOBILE-CN China Mobile Communication
 12479        7701       1714     148  UNI2-AS, ES
  7545        6174        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5249       8746     891  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4760        316     593  CABLEONE, US
 18403        4354        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4304        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       12201        11622  UNINET, MX
  9808       11064        10969  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7701         7553  UNI2-AS, ES
  7545        6174         5528  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5249         4358  COGENT-174, US
 18403        4354         4329  FPT-AS-AP FPT Telecom Company, VN
 11492        4760         4167  CABLEONE, US
  9498        4304         4000  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
23.140.216.0/24      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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, 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     
/13:583     /14:1226    /15:2182    /16:13962   /17:8329    /18:13879   
/19:24790   /20:44605   /21:52525   /22:113336  /23:106570  /24:621115  
/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        6617        7701  UNI2-AS, ES
  8151        6377       12201  UNINET, MX
 11492        3557        4760  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3426        3629  SHAW, CA
  7155        2820        3861  VIASAT-SP-BACKBONE, US
 22773        2476        3328  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2393       13634  AMAZON-02, US
 30036        2236        2577  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)
----------------------------------------------

   1:2382      2:1510      3:805       4:9         5:4992      6:162    
   7:6         8:1596      9:1        11:172      12:1359     13:436    
  14:2520     15:359      16:285      17:375      18:920      20:551    
  21:4        22:188      23:7588     24:2892     25:2        27:2780   
  29:19       31:3299     32:44       33:1        34:84       35:252    
  36:3041     37:4613     38:10359    39:909      40:171      41:4462   
  42:1926     43:2612     44:379      45:19380    46:5101     47:318    
  49:1949     50:1895     51:592      52:1569     54:321      55:1099   
  56:11       57:274      58:2209     59:1289     60:1167     61:3012   
  62:3031     63:1814     64:5489     65:2202     66:4733     67:3103   
  68:1136     69:4025     70:1079     71:637      72:2932     74:2824   
  75:1526     76:613      77:2807     78:1896     79:1708     80:2228   
  81:2074     82:3126     83:1455     84:1868     85:3437     86:1072   
  87:2398     88:1316     89:4405     90:772      91:8446     92:2719   
  93:2920     94:4055     95:4370     96:1476     97:312      98:979    
  99:695     100:73      101:1425    102:4284    103:32328   104:5089   
 105:1187    106:1035    107:2652    108:1260    109:4115    110:2238   
 111:3279    112:2128    113:1823    114:1983    115:2158    116:2093   
 117:2530    118:2810    119:1919    120:1975    121:1379    122:2789   
 123:2453    124:1600    125:2868    126:91      128:1606    129:1028   
 130:1330    131:2061    132:787     133:449     134:1555    135:380    
 136:1360    137:1137    138:3059    139:1589    140:1601    141:1508   
 142:1935    143:1838    144:1130    145:539     146:2192    147:2117   
 148:2734    149:2954    150:1253    151:1947    152:2107    153:579    
 154:8257    155:1748    156:3351    157:1909    158:1329    159:2480   
 160:3674    161:1892    162:3799    163:2205    164:1810    165:2247   
 166:1486    167:1963    168:4216    169:801     170:5348    171:1008   
 172:4437    173:3338    174:919     175:1300    176:3764    177:5376   
 178:3761    179:2472    180:2666    181:4247    182:3448    183:2117   
 184:2116    185:21771   186:5503    187:4826    188:4254    189:4462   
 190:9862    191:1919    192:11286   193:9504    194:7875    195:5620   
 196:3626    197:3742    198:6127    199:8539    200:8543    201:6464   
 202:10383   203:10715   204:4558    205:3620    206:4478    207:3479   
 208:4252    209:5182    210:4636    211:2529    212:4613    213:3789   
 214:1031    215:48      216:6798    217:3216    218:1373    219:390    
 220:2082    221:1117    222:719     223:2432   

End of report


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