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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 10 18:44:14 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 10 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:                             1003819
    Prefixes after maximum aggregation (per Origin AS):          380103
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482348
    Number of IPv4 prefixes with a valid ROA:                    561441
    Number of IPv4 prefixes with an invalid ROA:                    503
    Number of IPv4 prefixes with no ROA:                         441875
Total ASes present in the Internet Routing Table:                 76931
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           65989
Origin ASes announcing only one prefix:                           26544
Transit ASes present in the Internet Routing Table:               10942
Transit-only ASes present in the Internet Routing Table:            560
Paths with bogon ASNs present in the IPv4 Routing Table:             86
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:              1046
    Number of instances of unregistered ASNs:                      1075
Number of 32-bit ASNs allocated by the RIRs:                      46631
Number of 32-bit ASNs visible in the Routing Table:               38383
Prefixes from 32-bit ASNs in the Routing Table:                  209835
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:                   3110395648
    Equivalent to 185 /8s, 100 /16s and 223 /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:      331561

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

Prefixes being announced by APNIC Region ASes:                   259993
    Total APNIC prefixes after maximum aggregation:               77086
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          251388
    Unique aggregates announced from the APNIC address blocks:   104377
APNIC Region origin ASes present in the Internet Routing Table:   14587
    APNIC Prefixes per ASN:                                       17.23
APNIC Region origin ASes announcing only one prefix:               4439
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:  10133
Number of APNIC addresses announced to Internet:              748873216
    Equivalent to 44 /8s, 162 /16s and 230 /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:                    293496
    Total ARIN prefixes after maximum aggregation:               131221
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295500
    Unique aggregates announced from the ARIN address blocks:    139411
ARIN Region origin ASes present in the Internet Routing Table:    19223
    ARIN Prefixes per ASN:                                        15.37
ARIN Region origin ASes announcing only one prefix:                7033
ARIN Region transit ASes present in the Internet Routing Table:    1953
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:    5222
Number of ARIN addresses announced to Internet:              1353055488
    Equivalent to 80 /8s, 165 /16s and 253 /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:                    278233
    Total RIPE prefixes after maximum aggregation:               134760
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           276470
    Unique aggregates announced from the RIPE address blocks:    175619
RIPE Region origin ASes present in the Internet Routing Table:    29000
    RIPE Prefixes per ASN:                                         9.53
RIPE Region origin ASes announcing only one prefix:               12070
RIPE Region transit ASes present in the Internet Routing Table:    3991
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:   12519
Number of RIPE addresses announced to Internet:               731398912
    Equivalent to 43 /8s, 152 /16s and 67 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        53/8,  57/8,  62/8,  77/8,  78/8,  79/8,  80/8,
                        81/8,  82/8,  83/8,  84/8,  85/8,  86/8,  87/8,
                        88/8,  89/8,  90/8,  91/8,  92/8,  93/8,  94/8,
                        95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8,
                       185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8,
                       217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  133032
    Total LACNIC prefixes after maximum aggregation:              29589
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         129222
    Unique aggregates announced from the LACNIC address blocks:   49000
LACNIC Region origin ASes present in the Internet Routing Table:  11263
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2335
LACNIC Region transit ASes present in the Internet Routing Table:  2518
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:             171831808
    Equivalent to 10 /8s, 61 /16s and 242 /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:                  38019
    Total AfriNIC prefixes after maximum aggregation:              6818
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         50797
    Unique aggregates announced from the AfriNIC address blocks:  13548
AfriNIC Region origin ASes present in the Internet Routing Table:  1926
    AfriNIC Prefixes per ASN:                                     26.37
AfriNIC Region origin ASes announcing only one prefix:              667
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: 1292
Number of AfriNIC addresses announced to Internet:            105033984
    Equivalent to 6 /8s, 66 /16s and 177 /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        6175        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4438        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4303        534     304  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3919       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3682       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        2174        434     192  TATACOMM-AS TATA Communications formerly 
 45090        2173       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13685      40941    5244  AMAZON-02, US
   174        5295       8746     888  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3863        286      85  VIASAT-SP-BACKBONE, US
  6327        3629       1320      81  SHAW, CA
 22773        3344       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        3104       1297    2259  AKAMAI-AS, US
 36352        2812        230     855  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        7697       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4027       3395     126  AKAMAI-ASN1, NL
  9009        3897        358    2075  M247, RO
 12389        3106       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2391        360     580  TELLCOM-AS, TR
212238        2258        164    1647  CDNEXT, GB
  8452        1614       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       12190       3233     585  UNINET, MX
 10620        3499        480    1017  Telmex Colombia S.A., CO
 13999        2550        540     363  Mega Cable, S.A. de C.V., MX
 11830        1963        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        1198        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        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        1050        520      44  Vodafone-, EG
 36914         566         82       3  KENET-AS, KE
  3741         564        661     321  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       13685      40941    5244  AMAZON-02, US
  8151       12190       3233     585  UNINET, MX
  9808       11073       8755      96  CHINAMOBILE-CN China Mobile Communication
 12479        7697       1714     148  UNI2-AS, ES
  7545        6175        844     646  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5295       8746     888  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4438        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       12190        11605  UNINET, MX
  9808       11073        10977  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7697         7549  UNI2-AS, ES
  7545        6175         5529  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4438         4413  FPT-AS-AP FPT Telecom Company, VN
   174        5295         4407  COGENT-174, US
 11492        4762         4167  CABLEONE, US
  9498        4303         3999  BBIL-AP BHARTI Airtel Ltd., IN
 20940        4027         3901  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    /16:13966   /17:8338    /18:13869   
/19:24766   /20:44641   /21:52526   /22:113447  /23:106712  /24:621099  
/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        7697  UNI2-AS, ES
  8151        6382       12190  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        2493        3344  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2373       13685  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)
----------------------------------------------

   1:2384      2:1509      3:815       4:9         5:5006      6:162    
   7:6         8:1594      9:1        11:172      12:1350     13:454    
  14:2523     15:360      16:285      17:376      18:922      20:552    
  21:4        22:188      23:7614     24:2892     25:2        27:2782   
  29:19       31:3321     32:44       33:1        34:84       35:254    
  36:3080     37:4622     38:10410    39:909      40:172      41:4432   
  42:1975     43:2619     44:383      45:19271    46:5119     47:318    
  49:1982     50:1885     51:592      52:1569     54:321      55:1086   
  56:11       57:277      58:2214     59:1272     60:1172     61:3015   
  62:3033     63:1813     64:5504     65:2193     66:4720     67:3104   
  68:1134     69:4023     70:1077     71:634      72:2942     74:2822   
  75:1527     76:616      77:2822     78:1899     79:1718     80:2240   
  81:2075     82:3148     83:1449     84:1875     85:3451     86:1075   
  87:2397     88:1314     89:4420     90:772      91:8467     92:2732   
  93:2916     94:4042     95:4370     96:1478     97:311      98:978    
  99:698     100:73      101:1413    102:4246    103:32322   104:5115   
 105:1186    106:1037    107:2664    108:1254    109:4126    110:2235   
 111:3281    112:2132    113:1825    114:1998    115:2153    116:2097   
 117:2522    118:2811    119:1918    120:1997    121:1379    122:2809   
 123:2484    124:1604    125:2866    126:91      128:1609    129:1027   
 130:1321    131:2081    132:780     133:449     134:1560    135:380    
 136:1357    137:1130    138:3003    139:1590    140:1606    141:1506   
 142:1926    143:1854    144:1126    145:533     146:2188    147:2115   
 148:2719    149:2949    150:1262    151:1956    152:2111    153:578    
 154:7761    155:1763    156:3034    157:1918    158:1324    159:2489   
 160:3676    161:1899    162:3849    163:2219    164:1893    165:2001   
 166:1493    167:1987    168:4181    169:798     170:5344    171:1017   
 172:4455    173:3341    174:918     175:1301    176:3762    177:5446   
 178:3785    179:2488    180:2664    181:4251    182:3442    183:2145   
 184:2124    185:21784   186:5562    187:4862    188:4267    189:4497   
 190:9853    191:1910    192:11303   193:9521    194:7883    195:5623   
 196:3637    197:3788    198:6129    199:8541    200:8547    201:6486   
 202:10357   203:10721   204:4562    205:3625    206:4498    207:3520   
 208:4253    209:5186    210:4641    211:2531    212:4610    213:3787   
 214:1030    215:48      216:6812    217:3225    218:1373    219:400    
 220:2085    221:1134    222:718     223:2488   

End of report


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