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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 16 18:47:07 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 16 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:                             1004535
    Prefixes after maximum aggregation (per Origin AS):          380581
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482694
    Number of IPv4 prefixes with a valid ROA:                    562068
    Number of IPv4 prefixes with an invalid ROA:                    468
    Number of IPv4 prefixes with no ROA:                         441999
Total ASes present in the Internet Routing Table:                 76955
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           66023
Origin ASes announcing only one prefix:                           26539
Transit ASes present in the Internet Routing Table:               10932
Transit-only ASes present in the Internet Routing Table:            560
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      78
    Max AS path prepend of ASN ( 37447)                              75
Prefixes from unregistered ASNs in the Routing Table:              1162
    Number of instances of unregistered ASNs:                      1191
Number of 32-bit ASNs allocated by the RIRs:                      46662
Number of 32-bit ASNs visible in the Routing Table:               38419
Prefixes from 32-bit ASNs in the Routing Table:                  210638
Number of bogon 32-bit ASNs visible in the Routing Table:            86
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            445
Number of addresses announced to Internet:                   3106819328
    Equivalent to 185 /8s, 46 /16s and 77 /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:      332063

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

Prefixes being announced by APNIC Region ASes:                   260242
    Total APNIC prefixes after maximum aggregation:               77190
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251602
    Unique aggregates announced from the APNIC address blocks:   104381
APNIC Region origin ASes present in the Internet Routing Table:   14608
    APNIC Prefixes per ASN:                                       17.22
APNIC Region origin ASes announcing only one prefix:               4441
APNIC Region transit ASes present in the Internet Routing Table:   1938
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:              748942848
    Equivalent to 44 /8s, 163 /16s and 246 /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:                    293650
    Total ARIN prefixes after maximum aggregation:               131314
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295687
    Unique aggregates announced from the ARIN address blocks:    139468
ARIN Region origin ASes present in the Internet Routing Table:    19222
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7033
ARIN Region transit ASes present in the Internet Routing Table:    1951
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:    5231
Number of ARIN addresses announced to Internet:              1350143232
    Equivalent to 80 /8s, 121 /16s and 141 /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:                    278432
    Total RIPE prefixes after maximum aggregation:               134866
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           276713
    Unique aggregates announced from the RIPE address blocks:    175913
RIPE Region origin ASes present in the Internet Routing Table:    28984
    RIPE Prefixes per ASN:                                         9.55
RIPE Region origin ASes announcing only one prefix:               12070
RIPE Region transit ASes present in the Internet Routing Table:    3977
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:   12525
Number of RIPE addresses announced to Internet:               731216128
    Equivalent to 43 /8s, 149 /16s and 121 /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:                  133004
    Total LACNIC prefixes after maximum aggregation:              29618
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         129364
    Unique aggregates announced from the LACNIC address blocks:   48963
LACNIC Region origin ASes present in the Internet Routing Table:  11265
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2330
LACNIC Region transit ASes present in the Internet Routing Table:  2504
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:  9220
Number of LACNIC addresses announced to Internet:             171279104
    Equivalent to 10 /8s, 53 /16s and 131 /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:                  38045
    Total AfriNIC prefixes after maximum aggregation:              6834
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         50724
    Unique aggregates announced from the AfriNIC address blocks:  13573
AfriNIC Region origin ASes present in the Internet Routing Table:  1930
    AfriNIC Prefixes per ASN:                                     26.28
AfriNIC Region origin ASes announcing only one prefix:              665
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: 1294
Number of AfriNIC addresses announced to Internet:            105031680
    Equivalent to 6 /8s, 66 /16s and 168 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808       11076       8755      96  CHINAMOBILE-CN China Mobile Communication
  7545        6169        846     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4396        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4318        534     307  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3922       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3697       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3278       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2886        856     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2176        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       13704      40940    5250  AMAZON-02, US
   174        5378       8744     876  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3862        286      85  VIASAT-SP-BACKBONE, US
  6327        3633       1320      81  SHAW, CA
 22773        3349       3032     169  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3188       3854     427  GOOGLE-CLOUD-PLATFORM, US
 16625        3097       1295    2252  AKAMAI-AS, US
 36352        2818        230     850  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        7695       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4025       3395     126  AKAMAI-ASN1, NL
  9009        3903        358    2080  M247, RO
 12389        3106       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2402        361     579  TELLCOM-AS, TR
212238        2282        167    1666  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1421         94     738  CLOUVIDER Clouvider - Global ASN, GB

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12223       3254     578  UNINET, MX
 10620        3502        481    1019  Telmex Colombia S.A., CO
 13999        2492        541     357  Mega Cable, S.A. de C.V., MX
 11830        1986        369      64  Instituto Costarricense de Electricidad y
 28573        1371       2436     266  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1204        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1200        371      22  Telefonica del Peru S.A.A., PE
 28202        1100         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        1296        204     345  INTERNET-SOLUTIONS, ZA
 36903        1243        551     113  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1050        520      44  Vodafone-, EG
 36914         571         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       13704      40940    5250  AMAZON-02, US
  8151       12223       3254     578  UNINET, MX
  9808       11076       8755      96  CHINAMOBILE-CN China Mobile Communication
 12479        7695       1713     148  UNI2-AS, ES
  7545        6169        846     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5378       8744     876  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4396        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4318        534     307  BBIL-AP BHARTI Airtel Ltd., IN

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       12223        11645  UNINET, MX
  9808       11076        10980  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7695         7547  UNI2-AS, ES
  7545        6169         5523  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5378         4502  COGENT-174, US
 18403        4396         4371  FPT-AS-AP FPT Telecom Company, VN
 11492        4762         4167  CABLEONE, US
  9498        4318         4011  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4025         3899  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
    394804  UNALLOCATED  8.33.225.0/24             3356  LEVEL3, 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
23.140.68.0/24       Origin:    401753  BIXCE-AS, VG
23.140.68.0/24      Transit:     35661  VIRTUASYS-EU Lift weight. Push bytes. Ne
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

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     /14:1215    /15:2175    /16:13910   /17:8306    /18:13692   
/19:24744   /20:44583   /21:52588   /22:113503  /23:106896  /24:621876  
/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        6615        7695  UNI2-AS, ES
  8151        6420       12223  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3430        3633  SHAW, CA
  7155        2821        3862  VIASAT-SP-BACKBONE, US
 22773        2499        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2371       13704  AMAZON-02, US
 30036        2250        2591  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2189        3502  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2387      2:1514      3:822       4:10        5:5051      6:162    
   7:6         8:1592      9:1        11:172      12:1347     13:454    
  14:2521     15:360      16:285      17:377      18:922      20:552    
  21:4        22:188      23:7635     24:2968     25:2        27:2782   
  29:19       31:3336     32:44       33:1        34:84       35:253    
  36:3087     37:4594     38:10558    39:907      40:166      41:4452   
  42:1961     43:2633     44:387      45:19313    46:5131     47:317    
  49:1972     50:1893     51:592      52:1572     54:329      55:1090   
  56:11       57:279      58:2217     59:1273     60:1171     61:3017   
  62:3033     63:1811     64:5505     65:2191     66:4730     67:3108   
  68:1135     69:4025     70:1071     71:632      72:2943     74:2823   
  75:1524     76:616      77:2812     78:1889     79:1720     80:2234   
  81:2088     82:3164     83:1448     84:1877     85:3458     86:1087   
  87:2398     88:1316     89:4418     90:769      91:8482     92:2736   
  93:2923     94:4019     95:4367     96:1481     97:311      98:981    
  99:696     100:73      101:1413    102:4271    103:32397   104:5153   
 105:1187    106:1033    107:2666    108:1253    109:4143    110:2227   
 111:3280    112:2123    113:1821    114:1998    115:2155    116:2105   
 117:2530    118:2809    119:1920    120:2002    121:1376    122:2803   
 123:2488    124:1606    125:2869    126:91      128:1601    129:982    
 130:1325    131:2113    132:780     133:449     134:1540    135:392    
 136:1359    137:1123    138:3023    139:1584    140:1607    141:1508   
 142:1925    143:1876    144:1168    145:549     146:2189    147:2106   
 148:2711    149:2963    150:1261    151:1977    152:2100    153:577    
 154:7616    155:1765    156:3010    157:1915    158:1330    159:2488   
 160:3681    161:1902    162:3865    163:2229    164:1881    165:2011   
 166:1489    167:1983    168:4197    169:805     170:5345    171:1020   
 172:4472    173:3354    174:919     175:1299    176:3763    177:5508   
 178:3806    179:2492    180:2669    181:4251    182:3447    183:2139   
 184:2126    185:21766   186:5568    187:4891    188:4282    189:4486   
 190:9881    191:1917    192:11310   193:9519    194:7879    195:5632   
 196:3668    197:3799    198:6131    199:8545    200:8544    201:6498   
 202:10329   203:10720   204:4565    205:3632    206:4492    207:3506   
 208:4276    209:5168    210:4636    211:2533    212:4613    213:3792   
 214:1031    215:48      216:6811    217:3241    218:1371    219:399    
 220:2082    221:1140    222:720     223:2504   

End of report


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