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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 30 18:47:15 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 30 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:                             1005915
    Prefixes after maximum aggregation (per Origin AS):          381955
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      484402
    Number of IPv4 prefixes with a valid ROA:                    563649
    Number of IPv4 prefixes with an invalid ROA:                    469
    Number of IPv4 prefixes with no ROA:                         441797
Total ASes present in the Internet Routing Table:                 76952
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           66020
Origin ASes announcing only one prefix:                           26525
Transit ASes present in the Internet Routing Table:               10932
Transit-only ASes present in the Internet Routing Table:            550
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:              1148
    Number of instances of unregistered ASNs:                      1181
Number of 32-bit ASNs allocated by the RIRs:                      46719
Number of 32-bit ASNs visible in the Routing Table:               38480
Prefixes from 32-bit ASNs in the Routing Table:                  211222
Number of bogon 32-bit ASNs visible in the Routing Table:            93
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            452
Number of addresses announced to Internet:                   3105698560
    Equivalent to 185 /8s, 29 /16s and 51 /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:      331325

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

Prefixes being announced by APNIC Region ASes:                   262104
    Total APNIC prefixes after maximum aggregation:               77571
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          252724
    Unique aggregates announced from the APNIC address blocks:   104527
APNIC Region origin ASes present in the Internet Routing Table:   14623
    APNIC Prefixes per ASN:                                       17.28
APNIC Region origin ASes announcing only one prefix:               4438
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:  10171
Number of APNIC addresses announced to Internet:              748917760
    Equivalent to 44 /8s, 163 /16s and 148 /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:                    293545
    Total ARIN prefixes after maximum aggregation:               131319
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295368
    Unique aggregates announced from the ARIN address blocks:    139702
ARIN Region origin ASes present in the Internet Routing Table:    19209
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7025
ARIN Region transit ASes present in the Internet Routing Table:    1950
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5237
Number of ARIN addresses announced to Internet:              1349333760
    Equivalent to 80 /8s, 109 /16s and 51 /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:                    278892
    Total RIPE prefixes after maximum aggregation:               135456
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           277486
    Unique aggregates announced from the RIPE address blocks:    176613
RIPE Region origin ASes present in the Internet Routing Table:    28987
    RIPE Prefixes per ASN:                                         9.57
RIPE Region origin ASes announcing only one prefix:               12053
RIPE Region transit ASes present in the Internet Routing Table:    3972
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:   12549
Number of RIPE addresses announced to Internet:               731206400
    Equivalent to 43 /8s, 149 /16s and 83 /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:                  132262
    Total LACNIC prefixes after maximum aggregation:              30045
    LACNIC Deaggregation factor:                                   4.40
Prefixes being announced from the LACNIC address blocks:         128587
    Unique aggregates announced from the LACNIC address blocks:   49372
LACNIC Region origin ASes present in the Internet Routing Table:  11280
    LACNIC Prefixes per ASN:                                      11.40
LACNIC Region origin ASes announcing only one prefix:              2339
LACNIC Region transit ASes present in the Internet Routing Table:  2520
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:  9233
Number of LACNIC addresses announced to Internet:             170792704
    Equivalent to 10 /8s, 46 /16s and 23 /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:                  37964
    Total AfriNIC prefixes after maximum aggregation:              6818
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         51298
    Unique aggregates announced from the AfriNIC address blocks:  13784
AfriNIC Region origin ASes present in the Internet Routing Table:  1926
    AfriNIC Prefixes per ASN:                                     26.63
AfriNIC Region origin ASes announcing only one prefix:              670
AfriNIC Region transit ASes present in the Internet Routing Table:  379
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: 1290
Number of AfriNIC addresses announced to Internet:            105196032
    Equivalent to 6 /8s, 69 /16s and 42 /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       11413       8759     112  CHINAMOBILE-CN China Mobile Communication
  7545        6122        839     622  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4350        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4348        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3909       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3287       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2890        857     527  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2286        811     178  CMNET-JIANGSU-AP China Mobile communicati
  4755        2177        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       13562      40945    5196  AMAZON-02, US
   174        5308       8758     851  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3857        286      85  VIASAT-SP-BACKBONE, US
  6327        3634       1320      82  SHAW, CA
 22773        3349       3032     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3193       3854     430  GOOGLE-CLOUD-PLATFORM, US
 16625        3069       1290    2247  AKAMAI-AS, US
 36352        2831        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        7673       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        4027       3395     126  AKAMAI-ASN1, NL
  9009        3771        350    2097  M247, RO
 12389        3117       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     581  TELLCOM-AS, TR
212238        2329        169    1697  CDNEXT, GB
  8452        1618       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1426        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       12265       3256     575  UNINET, MX
 10620        3505        481    1017  Telmex Colombia S.A., CO
 13999        2539        538     355  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1362       2410     284  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1206        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        1054       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        1823        660      28  RAYA-AS, EG
 24863        1621        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        1060        520      44  Vodafone-, EG
 36914         579         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       13562      40945    5196  AMAZON-02, US
  8151       12265       3256     575  UNINET, MX
  9808       11413       8759     112  CHINAMOBILE-CN China Mobile Communication
 12479        7673       1713     148  UNI2-AS, ES
  7545        6122        839     622  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5308       8758     851  COGENT-174, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4781        317     604  CABLEONE, US
 18403        4350        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4348        535     312  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       12265        11690  UNINET, MX
  9808       11413        11301  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7673         7525  UNI2-AS, ES
  7545        6122         5500  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5308         4457  COGENT-174, US
 18403        4350         4325  FPT-AS-AP FPT Telecom Company, VN
 11492        4781         4177  CABLEONE, US
  9498        4348         4036  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
23.142.24.0/24       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    /15:2172    /16:13880   /17:8302    /18:13677   
/19:24737   /20:44588   /21:52636   /22:113471  /23:106916  /24:623275  
/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        6597        7673  UNI2-AS, ES
  8151        6455       12265  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3430        3634  SHAW, CA
  7155        2816        3857  VIASAT-SP-BACKBONE, US
 22773        2502        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2348       13562  AMAZON-02, US
 30036        2259        2600  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      2:1533      3:817       4:10        5:5062      6:161    
   7:6         8:1591      9:1        11:172      12:1341     13:442    
  14:2538     15:366      16:285      17:379      18:915      20:561    
  21:4        22:188      23:7672     24:2814     25:2        27:2786   
  29:19       31:3345     32:43       33:1        34:84       35:255    
  36:3189     37:4601     38:10505    39:906      40:207      41:4512   
  42:1894     43:2663     44:380      45:19381    46:5134     47:323    
  49:1961     50:1893     51:593      52:1557     54:321      55:1096   
  56:11       57:281      58:2207     59:1254     60:1172     61:3010   
  62:3014     63:1810     64:5535     65:2190     66:4774     67:3120   
  68:1098     69:4015     70:1052     71:630      72:2941     74:2816   
  75:1526     76:608      77:2862     78:1883     79:1732     80:2219   
  81:2096     82:3172     83:1425     84:1872     85:3455     86:1085   
  87:2392     88:1332     89:4397     90:778      91:8452     92:2739   
  93:2942     94:4042     95:4400     96:1498     97:309      98:959    
  99:685     100:72      101:1413    102:4189    103:32428   104:5218   
 105:1186    106:972     107:2651    108:1258    109:4163    110:2233   
 111:3244    112:2138    113:1858    114:2004    115:2221    116:2111   
 117:2545    118:2862    119:1892    120:2088    121:1378    122:2812   
 123:2511    124:1627    125:2875    126:91      128:1608    129:977    
 130:1316    131:2133    132:783     133:451     134:1563    135:395    
 136:1357    137:1130    138:2998    139:1588    140:1626    141:1513   
 142:1939    143:1979    144:1160    145:565     146:2184    147:2107   
 148:2717    149:2990    150:1272    151:2105    152:2102    153:590    
 154:8063    155:1774    156:3150    157:1920    158:1333    159:2503   
 160:3684    161:1849    162:3897    163:2245    164:1895    165:2066   
 166:1508    167:2017    168:4141    169:795     170:5368    171:1006   
 172:4467    173:3378    174:913     175:1318    176:3761    177:5361   
 178:3978    179:2475    180:2668    181:4261    182:3475    183:2178   
 184:2126    185:21805   186:5527    187:4846    188:4268    189:4523   
 190:9863    191:1616    192:11305   193:9517    194:7894    195:5626   
 196:3672    197:3801    198:6112    199:8549    200:8548    201:6505   
 202:10430   203:10687   204:4583    205:3637    206:4464    207:3515   
 208:4278    209:5172    210:4651    211:2536    212:4604    213:3823   
 214:1016    215:46      216:6804    217:3266    218:1378    219:402    
 220:2133    221:1156    222:720     223:2546   

End of report


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