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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 25 18:46:50 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 25 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:                             1005834
    Prefixes after maximum aggregation (per Origin AS):          381516
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      483715
    Number of IPv4 prefixes with a valid ROA:                    563397
    Number of IPv4 prefixes with an invalid ROA:                    425
    Number of IPv4 prefixes with no ROA:                         442012
Total ASes present in the Internet Routing Table:                 76940
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           66022
Origin ASes announcing only one prefix:                           26547
Transit ASes present in the Internet Routing Table:               10918
Transit-only ASes present in the Internet Routing Table:            546
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:                                      79
    Max AS path prepend of ASN ( 37447)                              75
Prefixes from unregistered ASNs in the Routing Table:              1170
    Number of instances of unregistered ASNs:                      1204
Number of 32-bit ASNs allocated by the RIRs:                      46645
Number of 32-bit ASNs visible in the Routing Table:               38463
Prefixes from 32-bit ASNs in the Routing Table:                  211327
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:            461
Number of addresses announced to Internet:                   3105871872
    Equivalent to 185 /8s, 31 /16s and 216 /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:      332257

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

Prefixes being announced by APNIC Region ASes:                   261184
    Total APNIC prefixes after maximum aggregation:               77406
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          252268
    Unique aggregates announced from the APNIC address blocks:   104406
APNIC Region origin ASes present in the Internet Routing Table:   14633
    APNIC Prefixes per ASN:                                       17.24
APNIC Region origin ASes announcing only one prefix:               4460
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:                         79
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10181
Number of APNIC addresses announced to Internet:              748795392
    Equivalent to 44 /8s, 161 /16s and 182 /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:                    293770
    Total ARIN prefixes after maximum aggregation:               131343
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295955
    Unique aggregates announced from the ARIN address blocks:    139578
ARIN Region origin ASes present in the Internet Routing Table:    19214
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7025
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:    5238
Number of ARIN addresses announced to Internet:              1349684224
    Equivalent to 80 /8s, 114 /16s and 140 /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:                    278712
    Total RIPE prefixes after maximum aggregation:               135229
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           277076
    Unique aggregates announced from the RIPE address blocks:    176292
RIPE Region origin ASes present in the Internet Routing Table:    28956
    RIPE Prefixes per ASN:                                         9.57
RIPE Region origin ASes announcing only one prefix:               12045
RIPE Region transit ASes present in the Internet Routing Table:    3964
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12522
Number of RIPE addresses announced to Internet:               731284736
    Equivalent to 43 /8s, 150 /16s and 133 /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:                  133114
    Total LACNIC prefixes after maximum aggregation:              29973
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         129437
    Unique aggregates announced from the LACNIC address blocks:   49348
LACNIC Region origin ASes present in the Internet Routing Table:  11281
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2345
LACNIC Region transit ASes present in the Internet Routing Table:  2510
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:  9230
Number of LACNIC addresses announced to Internet:             170905600
    Equivalent to 10 /8s, 47 /16s and 208 /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:                  37884
    Total AfriNIC prefixes after maximum aggregation:              6801
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         50637
    Unique aggregates announced from the AfriNIC address blocks:  13678
AfriNIC Region origin ASes present in the Internet Routing Table:  1927
    AfriNIC Prefixes per ASN:                                     26.28
AfriNIC Region origin ASes announcing only one prefix:              672
AfriNIC Region transit ASes present in the Internet Routing Table:  381
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1292
Number of AfriNIC addresses announced to Internet:            104994304
    Equivalent to 6 /8s, 66 /16s and 22 /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       11367       8758     107  CHINAMOBILE-CN China Mobile Communication
  7545        6151        846     649  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4332        534     308  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3283       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2891        856     529  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2284        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2176        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       13595      40953    5218  AMAZON-02, US
   174        5392       8742     854  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3633       1320      81  SHAW, CA
 22773        3347       3032     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3194       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        3074       1291    2248  AKAMAI-AS, US
 36352        2836        231     858  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        4015       3395     126  AKAMAI-ASN1, NL
  9009        3911        359    2108  M247, RO
 12389        3115       2305     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     581  TELLCOM-AS, TR
212238        2325        170    1706  CDNEXT, GB
  8452        1618       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1428        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       12254       3256     575  UNINET, MX
 10620        3505        481    1017  Telmex Colombia S.A., CO
 13999        2539        538     354  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1370       2436     266  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1202        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1197        371      22  Telefonica del Peru S.A.A., PE
 22884        1065         68     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1051       2487      55  TIM SA, BR

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        1822        644      27  RAYA-AS, EG
 24863        1623        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        1076        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       13595      40953    5218  AMAZON-02, US
  8151       12254       3256     575  UNINET, MX
  9808       11367       8758     107  CHINAMOBILE-CN China Mobile Communication
 12479        7674       1713     148  UNI2-AS, ES
  7545        6151        846     649  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5392       8742     854  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 18403        4353        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4332        534     308  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       12254        11679  UNINET, MX
  9808       11367        11260  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7674         7526  UNI2-AS, ES
  7545        6151         5502  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5392         4538  COGENT-174, US
 18403        4353         4328  FPT-AS-AP FPT Telecom Company, VN
 11492        4781         4177  CABLEONE, US
  9498        4332         4024  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918         3892  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
     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
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, 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      /12:299     
/13:585     /14:1214    /15:2171    /16:13896   /17:8313    /18:13699   
/19:24742   /20:44648   /21:52605   /22:113523  /23:106967  /24:623009  
/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        6595        7674  UNI2-AS, ES
  8151        6444       12254  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3430        3633  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2500        3347  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2345       13595  AMAZON-02, US
 30036        2258        2599  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2192        3505  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)
----------------------------------------------

   1:2391      2:1513      3:821       4:10        5:4988      6:162    
   7:6         8:1589      9:1        11:172      12:1346     13:440    
  14:2528     15:364      16:285      17:379      18:920      20:561    
  21:4        22:188      23:7654     24:2948     25:2        27:2781   
  29:19       31:3339     32:43       33:1        34:84       35:254    
  36:3179     37:4605     38:10585    39:906      40:194      41:4452   
  42:1898     43:2633     44:387      45:19375    46:5124     47:324    
  49:1953     50:1892     51:593      52:1560     54:323      55:1101   
  56:11       57:281      58:2209     59:1256     60:1170     61:3010   
  62:3017     63:1805     64:5549     65:2189     66:4734     67:3124   
  68:1129     69:4009     70:1070     71:631      72:2951     74:2820   
  75:1526     76:607      77:2842     78:1896     79:1729     80:2224   
  81:2083     82:3178     83:1453     84:1876     85:3443     86:1090   
  87:2392     88:1329     89:4413     90:777      91:8469     92:2740   
  93:2941     94:4052     95:4410     96:1489     97:310      98:983    
  99:682     100:72      101:1408    102:4192    103:32391   104:5187   
 105:1192    106:969     107:2655    108:1260    109:4155    110:2233   
 111:3281    112:2135    113:1859    114:1998    115:2173    116:2106   
 117:2538    118:2855    119:1914    120:2080    121:1379    122:2811   
 123:2504    124:1608    125:2875    126:91      128:1607    129:982    
 130:1322    131:2125    132:782     133:451     134:1563    135:395    
 136:1356    137:1134    138:2999    139:1577    140:1620    141:1511   
 142:1941    143:1942    144:1157    145:557     146:2188    147:2115   
 148:2707    149:2990    150:1274    151:2104    152:2094    153:589    
 154:7695    155:1776    156:2942    157:1921    158:1329    159:2495   
 160:3678    161:1905    162:3890    163:2242    164:1883    165:2044   
 166:1500    167:2013    168:4145    169:797     170:5361    171:1008   
 172:4477    173:3372    174:920     175:1318    176:3767    177:5535   
 178:3869    179:2505    180:2670    181:4256    182:3458    183:2185   
 184:2124    185:21758   186:5554    187:4942    188:4287    189:4544   
 190:9872    191:1942    192:11306   193:9502    194:7873    195:5622   
 196:3668    197:3791    198:6118    199:8564    200:8540    201:6513   
 202:10356   203:10730   204:4574    205:3641    206:4516    207:3485   
 208:4283    209:5146    210:4646    211:2536    212:4603    213:3822   
 214:1016    215:48      216:6808    217:3272    218:1373    219:401    
 220:2077    221:1152    222:720     223:2549   

End of report


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