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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 9 18:44:03 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 09 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:                             1003387
    Prefixes after maximum aggregation (per Origin AS):          379876
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482514
    Number of IPv4 prefixes with a valid ROA:                    560863
    Number of IPv4 prefixes with an invalid ROA:                    520
    Number of IPv4 prefixes with no ROA:                         442004
Total ASes present in the Internet Routing Table:                 76926
    Prefixes per ASN:                                             13.04
Origin-only ASes present in the Internet Routing Table:           65993
Origin ASes announcing only one prefix:                           26557
Transit ASes present in the Internet Routing Table:               10933
Transit-only ASes present in the Internet Routing Table:            553
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:                      46629
Number of 32-bit ASNs visible in the Routing Table:               38378
Prefixes from 32-bit ASNs in the Routing Table:                  209701
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:            442
Number of addresses announced to Internet:                   3110545152
    Equivalent to 185 /8s, 103 /16s and 39 /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:      331307

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

Prefixes being announced by APNIC Region ASes:                   259736
    Total APNIC prefixes after maximum aggregation:               77032
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251151
    Unique aggregates announced from the APNIC address blocks:   104328
APNIC Region origin ASes present in the Internet Routing Table:   14591
    APNIC Prefixes per ASN:                                       17.21
APNIC Region origin ASes announcing only one prefix:               4445
APNIC Region transit ASes present in the Internet Routing Table:   1935
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:  10135
Number of APNIC addresses announced to Internet:              748875776
    Equivalent to 44 /8s, 162 /16s and 240 /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:                    293674
    Total ARIN prefixes after maximum aggregation:               131187
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295667
    Unique aggregates announced from the ARIN address blocks:    139626
ARIN Region origin ASes present in the Internet Routing Table:    19228
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7042
ARIN Region transit ASes present in the Internet Routing Table:    1952
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:    5225
Number of ARIN addresses announced to Internet:              1353242880
    Equivalent to 80 /8s, 168 /16s and 217 /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:                    278194
    Total RIPE prefixes after maximum aggregation:               134644
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           276464
    Unique aggregates announced from the RIPE address blocks:    175595
RIPE Region origin ASes present in the Internet Routing Table:    28989
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12059
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:   12507
Number of RIPE addresses announced to Internet:               731278336
    Equivalent to 43 /8s, 150 /16s and 108 /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:                  132763
    Total LACNIC prefixes after maximum aggregation:              29574
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128958
    Unique aggregates announced from the LACNIC address blocks:   49016
LACNIC Region origin ASes present in the Internet Routing Table:  11266
    LACNIC Prefixes per ASN:                                      11.45
LACNIC Region origin ASes announcing only one prefix:              2347
LACNIC Region transit ASes present in the Internet Routing Table:  2510
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:  9218
Number of LACNIC addresses announced to Internet:             171919872
    Equivalent to 10 /8s, 63 /16s and 74 /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:                  37973
    Total AfriNIC prefixes after maximum aggregation:              6809
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         50705
    Unique aggregates announced from the AfriNIC address blocks:  13556
AfriNIC Region origin ASes present in the Internet Routing Table:  1927
    AfriNIC Prefixes per ASN:                                     26.31
AfriNIC Region origin ASes announcing only one prefix:              664
AfriNIC Region transit ASes present in the Internet Routing Table:  381
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:            105026048
    Equivalent to 6 /8s, 66 /16s and 146 /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       11056       8755      95  CHINAMOBILE-CN China Mobile Communication
  7545        6176        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4415        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4303        534     304  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3829       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        2172        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       13651      40954    5224  AMAZON-02, US
   174        5291       8746     891  COGENT-174, US
 11492        4759        315     596  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        3183       3854     425  GOOGLE-CLOUD-PLATFORM, US
 16625        3100       1296    2257  AKAMAI-AS, US
 36352        2816        230     856  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        7692       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4019       3395     126  AKAMAI-ASN1, NL
  9009        3900        358    2079  M247, RO
 12389        3107       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2391        360     580  TELLCOM-AS, TR
212238        2254        164    1643  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       12210       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        1373       2438     262  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        1632        389      17  LINKdotNET-AS, EG
 29571        1615        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        1066        523      47  Vodafone-, EG
 36914         571         82       3  KENET-AS, KE
  3741         559        661     319  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       13651      40954    5224  AMAZON-02, US
  8151       12210       3255     582  UNINET, MX
  9808       11056       8755      95  CHINAMOBILE-CN China Mobile Communication
 12479        7692       1714     148  UNI2-AS, ES
  7545        6176        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5291       8746     891  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4759        315     596  CABLEONE, US
 18403        4415        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4303        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       12210        11628  UNINET, MX
  9808       11056        10961  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7692         7544  UNI2-AS, ES
  7545        6176         5530  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5291         4400  COGENT-174, US
 18403        4415         4390  FPT-AS-AP FPT Telecom Company, VN
 11492        4759         4163  CABLEONE, US
  9498        4303         3999  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4019         3893  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
     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     /14:1225    /15:2184    /16:13962   /17:8340    /18:13873   
/19:24777   /20:44623   /21:52470   /22:113384  /23:106599  /24:620904  
/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        6611        7692  UNI2-AS, ES
  8151        6390       12210  UNINET, MX
 11492        3556        4759  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        2383       13651  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)
----------------------------------------------

   1:2382      2:1512      3:815       4:9         5:5007      6:162    
   7:6         8:1594      9:1        11:172      12:1352     13:440    
  14:2520     15:361      16:285      17:376      18:920      20:551    
  21:4        22:188      23:7606     24:2892     25:2        27:2781   
  29:19       31:3318     32:44       33:1        34:84       35:254    
  36:3058     37:4622     38:10395    39:909      40:172      41:4428   
  42:1960     43:2620     44:383      45:19247    46:5122     47:318    
  49:1982     50:1892     51:592      52:1571     54:325      55:1081   
  56:11       57:275      58:2211     59:1273     60:1171     61:3014   
  62:3030     63:1812     64:5503     65:2196     66:4719     67:3103   
  68:1134     69:4026     70:1077     71:634      72:2931     74:2824   
  75:1527     76:616      77:2823     78:1898     79:1718     80:2242   
  81:2074     82:3139     83:1451     84:1877     85:3447     86:1075   
  87:2398     88:1316     89:4420     90:770      91:8461     92:2720   
  93:2923     94:4062     95:4363     96:1475     97:311      98:979    
  99:697     100:73      101:1428    102:4249    103:32344   104:5101   
 105:1191    106:1033    107:2657    108:1250    109:4122    110:2234   
 111:3267    112:2132    113:1825    114:1988    115:2154    116:2097   
 117:2521    118:2811    119:1918    120:1977    121:1379    122:2780   
 123:2483    124:1604    125:2866    126:90      128:1600    129:1028   
 130:1323    131:2068    132:780     133:449     134:1561    135:380    
 136:1360    137:1131    138:3010    139:1587    140:1604    141:1508   
 142:1928    143:1852    144:1127    145:533     146:2192    147:2119   
 148:2725    149:2952    150:1261    151:1954    152:2111    153:587    
 154:7744    155:1761    156:3024    157:1915    158:1328    159:2488   
 160:3675    161:1899    162:3841    163:2208    164:1898    165:2250   
 166:1486    167:1986    168:4183    169:802     170:5340    171:1015   
 172:4458    173:3340    174:918     175:1301    176:3763    177:5401   
 178:3789    179:2470    180:2670    181:4255    182:3446    183:2135   
 184:2122    185:21781   186:5546    187:4829    188:4260    189:4461   
 190:9822    191:1911    192:11309   193:9528    194:7877    195:5621   
 196:3640    197:3789    198:6129    199:8544    200:8545    201:6481   
 202:10342   203:10716   204:4559    205:3633    206:4501    207:3503   
 208:4254    209:5180    210:4636    211:2530    212:4610    213:3786   
 214:1031    215:48      216:6819    217:3225    218:1372    219:400    
 220:2086    221:1125    222:719     223:2480   

End of report


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