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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 21 18:47:25 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sat 21 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:                             1003965
    Prefixes after maximum aggregation (per Origin AS):          380168
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482160
    Number of IPv4 prefixes with a valid ROA:                    561267
    Number of IPv4 prefixes with an invalid ROA:                    389
    Number of IPv4 prefixes with no ROA:                         442309
Total ASes present in the Internet Routing Table:                 76858
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           65969
Origin ASes announcing only one prefix:                           26484
Transit ASes present in the Internet Routing Table:               10889
Transit-only ASes present in the Internet Routing Table:            552
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:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1161
    Number of instances of unregistered ASNs:                      1195
Number of 32-bit ASNs allocated by the RIRs:                      46694
Number of 32-bit ASNs visible in the Routing Table:               38396
Prefixes from 32-bit ASNs in the Routing Table:                  210792
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            449
Number of addresses announced to Internet:                   3105822208
    Equivalent to 185 /8s, 31 /16s and 22 /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:      331679

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

Prefixes being announced by APNIC Region ASes:                   260357
    Total APNIC prefixes after maximum aggregation:               77156
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251692
    Unique aggregates announced from the APNIC address blocks:   104452
APNIC Region origin ASes present in the Internet Routing Table:   14604
    APNIC Prefixes per ASN:                                       17.23
APNIC Region origin ASes announcing only one prefix:               4438
APNIC Region transit ASes present in the Internet Routing Table:   1928
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:  10149
Number of APNIC addresses announced to Internet:              748806144
    Equivalent to 44 /8s, 161 /16s and 224 /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:                    293477
    Total ARIN prefixes after maximum aggregation:               131224
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295678
    Unique aggregates announced from the ARIN address blocks:    139531
ARIN Region origin ASes present in the Internet Routing Table:    19206
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7023
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:    5227
Number of ARIN addresses announced to Internet:              1349670912
    Equivalent to 80 /8s, 114 /16s and 88 /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:                    277508
    Total RIPE prefixes after maximum aggregation:               134606
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           275840
    Unique aggregates announced from the RIPE address blocks:    175237
RIPE Region origin ASes present in the Internet Routing Table:    28924
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12041
RIPE Region transit ASes present in the Internet Routing Table:    3948
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:   12511
Number of RIPE addresses announced to Internet:               730948864
    Equivalent to 43 /8s, 145 /16s and 101 /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:                  133403
    Total LACNIC prefixes after maximum aggregation:              29605
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         129746
    Unique aggregates announced from the LACNIC address blocks:   48925
LACNIC Region origin ASes present in the Internet Routing Table:  11266
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2322
LACNIC Region transit ASes present in the Internet Routing Table:  2499
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:  9218
Number of LACNIC addresses announced to Internet:             171293696
    Equivalent to 10 /8s, 53 /16s and 188 /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:                  38059
    Total AfriNIC prefixes after maximum aggregation:              6822
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         50560
    Unique aggregates announced from the AfriNIC address blocks:  13614
AfriNIC Region origin ASes present in the Internet Routing Table:  1927
    AfriNIC Prefixes per ASN:                                     26.24
AfriNIC Region origin ASes announcing only one prefix:              660
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:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1291
Number of AfriNIC addresses announced to Internet:            104899328
    Equivalent to 6 /8s, 64 /16s and 163 /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       11223       8756     101  CHINAMOBILE-CN China Mobile Communication
  7545        6178        846     645  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4387        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4330        534     309  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3698       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3273       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2891        856     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2191        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2175        434     193  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       13638      40957    5232  AMAZON-02, US
   174        5376       8743     860  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3633       1320      81  SHAW, CA
 22773        3349       3032     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3192       3854     428  GOOGLE-CLOUD-PLATFORM, US
 16625        3085       1296    2253  AKAMAI-AS, US
 36352        2819        230     860  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        7674       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        4019       3395     126  AKAMAI-ASN1, NL
  9009        3899        358    2099  M247, RO
 12389        3115       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     576  TELLCOM-AS, TR
212238        2312        169    1694  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1425        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       12244       3256     574  UNINET, MX
 10620        3504        481    1016  Telmex Colombia S.A., CO
 13999        2536        537     354  Mega Cable, S.A. de C.V., MX
 11830        1987        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        1198        371      22  Telefonica del Peru S.A.A., PE
 28202        1100         52       9  MASTER SA, BR
 22884        1081         69     363  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        1821        644      27  RAYA-AS, EG
 24863        1622        389      17  LINKdotNET-AS, EG
 29571        1607        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        1077        523      47  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       13638      40957    5232  AMAZON-02, US
  8151       12244       3256     574  UNINET, MX
  9808       11223       8756     101  CHINAMOBILE-CN China Mobile Communication
 12479        7674       1713     148  UNI2-AS, ES
  7545        6178        846     645  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5376       8743     860  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4387        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4330        534     309  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       12244        11670  UNINET, MX
  9808       11223        11122  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7674         7526  UNI2-AS, ES
  7545        6178         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5376         4516  COGENT-174, US
 18403        4387         4362  FPT-AS-AP FPT Telecom Company, VN
 11492        4780         4177  CABLEONE, US
  9498        4330         4021  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      /12:300     
/13:584     /14:1214    /15:2171    /16:13911   /17:8315    /18:13695   
/19:24738   /20:44595   /21:52561   /22:113428  /23:106859  /24:621431  
/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        6596        7674  UNI2-AS, ES
  8151        6437       12244  UNINET, MX
 11492        3576        4780  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3430        3633  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2501        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2347       13638  AMAZON-02, US
 30036        2247        2587  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2191        3504  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      2:1467      3:827       4:10        5:5003      6:162    
   7:6         8:1589      9:1        11:172      12:1347     13:448    
  14:2527     15:363      16:285      17:376      18:922      20:556    
  21:4        22:188      23:7632     24:2960     25:2        27:2779   
  29:19       31:3324     32:43       33:1        34:84       35:254    
  36:3148     37:4587     38:10536    39:906      40:174      41:4481   
  42:1950     43:2623     44:386      45:19316    46:5110     47:319    
  49:1979     50:1887     51:592      52:1565     54:322      55:1082   
  56:11       57:279      58:2215     59:1250     60:1171     61:3010   
  62:3021     63:1809     64:5529     65:2189     66:4734     67:3120   
  68:1119     69:4017     70:1071     71:631      72:2952     74:2824   
  75:1525     76:622      77:2820     78:1866     79:1719     80:2224   
  81:2057     82:3176     83:1445     84:1876     85:3371     86:1095   
  87:2376     88:1326     89:4409     90:771      91:8421     92:2731   
  93:2936     94:4046     95:4369     96:1485     97:311      98:981    
  99:687     100:72      101:1410    102:4277    103:32355   104:5162   
 105:1192    106:1043    107:2663    108:1255    109:4122    110:2223   
 111:3289    112:2126    113:1834    114:1998    115:2174    116:2104   
 117:2531    118:2791    119:1911    120:2054    121:1375    122:2813   
 123:2486    124:1609    125:2869    126:91      128:1607    129:982    
 130:1319    131:2115    132:782     133:451     134:1562    135:395    
 136:1357    137:1131    138:3027    139:1577    140:1619    141:1503   
 142:1932    143:1907    144:1152    145:550     146:2190    147:2115   
 148:2700    149:2993    150:1266    151:1975    152:2096    153:590    
 154:7612    155:1772    156:2840    157:1914    158:1330    159:2492   
 160:3680    161:1900    162:3876    163:2235    164:1853    165:2031   
 166:1493    167:2001    168:4161    169:800     170:5356    171:1006   
 172:4471    173:3361    174:920     175:1298    176:3770    177:5570   
 178:3763    179:2511    180:2669    181:4269    182:3461    183:2053   
 184:2129    185:21516   186:5574    187:4962    188:4268    189:4537   
 190:9861    191:1963    192:11314   193:9503    194:7871    195:5605   
 196:3657    197:3785    198:6123    199:8536    200:8547    201:6505   
 202:10342   203:10735   204:4563    205:3623    206:4495    207:3476   
 208:4295    209:5178    210:4645    211:2536    212:4620    213:3803   
 214:1022    215:48      216:6814    217:3255    218:1371    219:400    
 220:2079    221:1147    222:720     223:2512   

End of report


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