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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 11 18:44:00 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 11 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:                             1004802
    Prefixes after maximum aggregation (per Origin AS):          380375
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482565
    Number of IPv4 prefixes with a valid ROA:                    561987
    Number of IPv4 prefixes with an invalid ROA:                    565
    Number of IPv4 prefixes with no ROA:                         442250
Total ASes present in the Internet Routing Table:                 76971
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           66009
Origin ASes announcing only one prefix:                           26529
Transit ASes present in the Internet Routing Table:               10962
Transit-only ASes present in the Internet Routing Table:            553
Paths with bogon ASNs present in the IPv4 Routing Table:             96
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:              1187
    Number of instances of unregistered ASNs:                      1219
Number of 32-bit ASNs allocated by the RIRs:                      46620
Number of 32-bit ASNs visible in the Routing Table:               38421
Prefixes from 32-bit ASNs in the Routing Table:                  210298
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            455
Number of addresses announced to Internet:                   3110761984
    Equivalent to 185 /8s, 106 /16s and 118 /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:      331730

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

Prefixes being announced by APNIC Region ASes:                   260197
    Total APNIC prefixes after maximum aggregation:               77123
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251582
    Unique aggregates announced from the APNIC address blocks:   104432
APNIC Region origin ASes present in the Internet Routing Table:   14609
    APNIC Prefixes per ASN:                                       17.22
APNIC Region origin ASes announcing only one prefix:               4438
APNIC Region transit ASes present in the Internet Routing Table:   1934
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:  10152
Number of APNIC addresses announced to Internet:              748937984
    Equivalent to 44 /8s, 163 /16s and 227 /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:                    293740
    Total ARIN prefixes after maximum aggregation:               131189
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295789
    Unique aggregates announced from the ARIN address blocks:    139473
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:                7026
ARIN Region transit ASes present in the Internet Routing Table:    1954
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:    5229
Number of ARIN addresses announced to Internet:              1353174528
    Equivalent to 80 /8s, 167 /16s and 206 /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:                    278463
    Total RIPE prefixes after maximum aggregation:               134845
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           276652
    Unique aggregates announced from the RIPE address blocks:    175790
RIPE Region origin ASes present in the Internet Routing Table:    29004
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    4000
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:   12528
Number of RIPE addresses announced to Internet:               731416064
    Equivalent to 43 /8s, 152 /16s and 134 /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:                  133165
    Total LACNIC prefixes after maximum aggregation:              29620
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         129435
    Unique aggregates announced from the LACNIC address blocks:   48894
LACNIC Region origin ASes present in the Internet Routing Table:  11269
    LACNIC Prefixes per ASN:                                      11.49
LACNIC Region origin ASes announcing only one prefix:              2330
LACNIC Region transit ASes present in the Internet Routing Table:  2523
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:  9217
Number of LACNIC addresses announced to Internet:             171972864
    Equivalent to 10 /8s, 64 /16s and 25 /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:                  38050
    Total AfriNIC prefixes after maximum aggregation:              6828
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         50889
    Unique aggregates announced from the AfriNIC address blocks:  13571
AfriNIC Region origin ASes present in the Internet Routing Table:  1931
    AfriNIC Prefixes per ASN:                                     26.35
AfriNIC Region origin ASes announcing only one prefix:              667
AfriNIC Region transit ASes present in the Internet Routing Table:  378
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: 1295
Number of AfriNIC addresses announced to Internet:            105047808
    Equivalent to 6 /8s, 66 /16s and 231 /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       11073       8755      96  CHINAMOBILE-CN China Mobile Communication
  7545        6169        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4430        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4306        534     304  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3929       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3698       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3277       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2881        854     529  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2175        434     192  TATACOMM-AS TATA Communications formerly 
 45090        2173       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13715      40941    5257  AMAZON-02, US
   174        5388       8746     886  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3863        286      85  VIASAT-SP-BACKBONE, US
  6327        3629       1320      81  SHAW, CA
 22773        3345       3033     169  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54783    2480  DNIC-AS-00749, US
396982        3185       3854     426  GOOGLE-CLOUD-PLATFORM, US
 16625        3105       1297    2258  AKAMAI-AS, US
 36352        2813        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        7699       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4027       3395     126  AKAMAI-ASN1, NL
  9009        3899        358    2077  M247, RO
 12389        3106       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     578  TELLCOM-AS, TR
212238        2261        164    1649  CDNEXT, GB
  8452        1613       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       12231       3256     583  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2494        541     361  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,
  6147        1199        371      22  Telefonica del Peru S.A.A., PE
 11664        1196        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1107         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        1248        553     105  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1066        523      47  Vodafone-, EG
 36914         575         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       13715      40941    5257  AMAZON-02, US
  8151       12231       3256     583  UNINET, MX
  9808       11073       8755      96  CHINAMOBILE-CN China Mobile Communication
 12479        7699       1714     148  UNI2-AS, ES
  7545        6169        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5388       8746     886  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4430        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4306        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       12231        11648  UNINET, MX
  9808       11073        10977  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7699         7551  UNI2-AS, ES
  7545        6169         5523  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5388         4502  COGENT-174, US
 18403        4430         4405  FPT-AS-AP FPT Telecom Company, VN
 11492        4762         4167  CABLEONE, US
  9498        4306         4002  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3929         3903  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
    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              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
    394804  UNALLOCATED  8.33.225.0/24             3356  LEVEL3, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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    /16:13968   /17:8341    /18:13875   
/19:24781   /20:44639   /21:52557   /22:113540  /23:106862  /24:621784  
/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        7699  UNI2-AS, ES
  8151        6413       12231  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3426        3629  SHAW, CA
  7155        2822        3863  VIASAT-SP-BACKBONE, US
 22773        2494        3345  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2380       13715  AMAZON-02, US
 30036        2244        2585  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)
----------------------------------------------

   1:2384      2:1509      3:818       4:10        5:5009      6:162    
   7:6         8:1594      9:1        11:172      12:1350     13:455    
  14:2521     15:358      16:285      17:376      18:922      20:552    
  21:4        22:188      23:7620     24:2893     25:2        27:2783   
  29:19       31:3327     32:44       33:1        34:84       35:254    
  36:3079     37:4622     38:10509    39:910      40:172      41:4423   
  42:1974     43:2621     44:384      45:19342    46:5120     47:318    
  49:1984     50:1888     51:592      52:1569     54:326      55:1087   
  56:11       57:276      58:2216     59:1274     60:1171     61:3018   
  62:3034     63:1812     64:5508     65:2195     66:4720     67:3103   
  68:1136     69:4023     70:1077     71:635      72:2943     74:2821   
  75:1527     76:616      77:2821     78:1898     79:1723     80:2242   
  81:2076     82:3156     83:1451     84:1881     85:3454     86:1078   
  87:2398     88:1319     89:4419     90:773      91:8472     92:2735   
  93:2917     94:4047     95:4369     96:1478     97:311      98:979    
  99:698     100:73      101:1413    102:4269    103:32385   104:5143   
 105:1189    106:1033    107:2668    108:1249    109:4129    110:2233   
 111:3282    112:2133    113:1825    114:2000    115:2155    116:2103   
 117:2526    118:2815    119:1918    120:2000    121:1380    122:2799   
 123:2485    124:1604    125:2869    126:91      128:1608    129:996    
 130:1334    131:2086    132:782     133:449     134:1560    135:380    
 136:1359    137:1134    138:3004    139:1592    140:1605    141:1505   
 142:1923    143:1870    144:1126    145:546     146:2187    147:2114   
 148:2723    149:2949    150:1263    151:1967    152:2114    153:578    
 154:7770    155:1761    156:3034    157:1918    158:1325    159:2489   
 160:3683    161:2012    162:3853    163:2221    164:1892    165:2007   
 166:1494    167:1983    168:4191    169:804     170:5347    171:1023   
 172:4465    173:3346    174:918     175:1302    176:3766    177:5463   
 178:3795    179:2493    180:2670    181:4235    182:3444    183:2143   
 184:2124    185:21787   186:5551    187:4851    188:4271    189:4478   
 190:9838    191:1919    192:11318   193:9519    194:7891    195:5634   
 196:3647    197:3801    198:6134    199:8552    200:8528    201:6496   
 202:10367   203:10728   204:4564    205:3640    206:4490    207:3506   
 208:4260    209:5169    210:4642    211:2531    212:4616    213:3791   
 214:1033    215:48      216:6820    217:3239    218:1373    219:400    
 220:2085    221:1136    222:719     223:2484   

End of report


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