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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Mar 4 18:45:27 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 04 Mar, 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:                              993915
    Prefixes after maximum aggregation (per Origin AS):          373262
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      475764
    Number of IPv4 prefixes with a valid ROA:                    545905
    Number of IPv4 prefixes with an invalid ROA:                    517
    Number of IPv4 prefixes with no ROA:                         447493
Total ASes present in the Internet Routing Table:                 76655
    Prefixes per ASN:                                             12.97
Origin-only ASes present in the Internet Routing Table:           65801
Origin ASes announcing only one prefix:                           26540
Transit ASes present in the Internet Routing Table:               10854
Transit-only ASes present in the Internet Routing Table:            535
Paths with bogon ASNs present in the IPv4 Routing Table:             78
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1025
    Number of instances of unregistered ASNs:                      1030
Number of 32-bit ASNs allocated by the RIRs:                      46219
Number of 32-bit ASNs visible in the Routing Table:               37924
Prefixes from 32-bit ASNs in the Routing Table:                  205436
Number of bogon 32-bit ASNs visible in the Routing Table:            32
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            499
Number of addresses announced to Internet:                   3109546752
    Equivalent to 185 /8s, 87 /16s and 235 /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:      328279

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

Prefixes being announced by APNIC Region ASes:                   257090
    Total APNIC prefixes after maximum aggregation:               75908
    APNIC Deaggregation factor:                                    3.39
Prefixes being announced from the APNIC address blocks:          248833
    Unique aggregates announced from the APNIC address blocks:   102589
APNIC Region origin ASes present in the Internet Routing Table:   14511
    APNIC Prefixes per ASN:                                       17.15
APNIC Region origin ASes announcing only one prefix:               4432
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:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10025
Number of APNIC addresses announced to Internet:              749597440
    Equivalent to 44 /8s, 173 /16s and 243 /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:                    290600
    Total ARIN prefixes after maximum aggregation:               128144
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292042
    Unique aggregates announced from the ARIN address blocks:    136089
ARIN Region origin ASes present in the Internet Routing Table:    19213
    ARIN Prefixes per ASN:                                        15.20
ARIN Region origin ASes announcing only one prefix:                7033
ARIN Region transit ASes present in the Internet Routing Table:    1964
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:    5163
Number of ARIN addresses announced to Internet:              1348208896
    Equivalent to 80 /8s, 92 /16s and 9 /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:                    275659
    Total RIPE prefixes after maximum aggregation:               132399
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272980
    Unique aggregates announced from the RIPE address blocks:    172604
RIPE Region origin ASes present in the Internet Routing Table:    28894
    RIPE Prefixes per ASN:                                         9.45
RIPE Region origin ASes announcing only one prefix:               12059
RIPE Region transit ASes present in the Internet Routing Table:    3947
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12305
Number of RIPE addresses announced to Internet:               732894208
    Equivalent to 43 /8s, 175 /16s and 20 /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:                  132192
    Total LACNIC prefixes after maximum aggregation:              29224
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         128897
    Unique aggregates announced from the LACNIC address blocks:   48819
LACNIC Region origin ASes present in the Internet Routing Table:  11211
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2353
LACNIC Region transit ASes present in the Internet Routing Table:  2475
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9154
Number of LACNIC addresses announced to Internet:             173778944
    Equivalent to 10 /8s, 91 /16s and 168 /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:                  37349
    Total AfriNIC prefixes after maximum aggregation:              6940
    AfriNIC Deaggregation factor:                                  5.38
Prefixes being announced from the AfriNIC address blocks:         50664
    Unique aggregates announced from the AfriNIC address blocks:  15227
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     26.47
AfriNIC Region origin ASes announcing only one prefix:              663
AfriNIC Region transit ASes present in the Internet Routing Table:  377
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1277
Number of AfriNIC addresses announced to Internet:            104817152
    Equivalent to 6 /8s, 63 /16s and 98 /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       10324       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6213        843     656  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4363        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3885       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3675       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3269       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2843        855     530  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2172       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2148        434     192  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       12788      39181    3795  AMAZON-02, US
   174        5344       8769     970  COGENT-174, US
 11492        4696        312     575  CABLEONE, US
  7155        4175        286      83  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3374       3034     182  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        3053       1300    2225  AKAMAI-AS, US
396982        2934       3660     452  GOOGLE-CLOUD-PLATFORM, US
 30036        2552        353     403  MEDIACOM-ENTERPRISE-BUSINESS, 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        7762       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3997       3395     129  AKAMAI-ASN1, NL
  9009        3760        321    1924  M247, RO
 12389        2984       2303     894  ROSTELECOM-AS, RU
 34984        2367        361     580  TELLCOM-AS, TR
212238        1991        143    1473  CDNEXT, GB
  8452        1621       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1488         98     747  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       11830       3235     592  UNINET, MX
 10620        3547        492     953  Telmex Colombia S.A., CO
 13999        2507        539     371  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1350       2436     268  Claro NXT Telecomunicacoes Ltda, BR
  3816        1330        781     212  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1173        371      22  Telefonica del Peru S.A.A., PE
 11664        1167        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1114        374     163  Axtel, S.A.B. de C.V., MX

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        1683        599      30  RAYA-AS, EG
 24863        1618        389      16  LINKdotNET-AS, EG
 29571        1574         99     103  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     286  ETISALAT-MISR, EG
 20011        1292        202     342  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1022        523      45  Vodafone-, EG
 37069         851       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  3741         557        661     318  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       12788      39181    3795  AMAZON-02, US
  8151       11830       3235     592  UNINET, MX
  9808       10324       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7762       1714     145  UNI2-AS, ES
  7545        6213        843     656  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5344       8769     970  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4696        312     575  CABLEONE, US
 18403        4363        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  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       11830        11238  UNINET, MX
  9808       10324        10236  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7762         7617  UNI2-AS, ES
  7545        6213         5557  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5344         4374  COGENT-174, US
 18403        4363         4338  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4121  CABLEONE, US
  7155        4175         4092  VIASAT-SP-BACKBONE, US
  9498        4215         3942  BBIL-AP BHARTI Airtel Ltd., IN

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
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     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

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
23.135.148.0/24      Origin:     44570  XTL-18-44570, US
23.135.148.0/24     Transit:     52025  PARADOXNETWORKS-LIMITED, GB
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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       /9:16      /10:42      /11:92      /12:304     
/13:586     /14:1230    /15:2188    /16:14021   /17:8350    /18:13882   
/19:24769   /20:44394   /21:52588   /22:113441  /23:105049  /24:612947  
/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        6716        7762  UNI2-AS, ES
  8151        6001       11830  UNINET, MX
 11492        3547        4696  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        3121        4175  VIASAT-SP-BACKBONE, US
 22773        2510        3374  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2275       12788  AMAZON-02, US
 30036        2212        2552  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2187        3547  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)
----------------------------------------------

   1:2332      2:1525      3:575       4:10        5:4846      6:167    
   7:6         8:1547      9:1        11:172      12:1377     13:348    
  14:2511     15:350      16:277      17:361      18:920      20:462    
  21:4        22:188      23:7343     24:2764     25:2        27:2740   
  29:19       31:3221     32:43       34:82       35:202      36:2415   
  37:4621     38:10060    39:898      40:153      41:4454     42:1979   
  43:2550     44:355      45:19121    46:5040     47:291      49:1985   
  50:1890     51:585      52:1569     54:301      55:1069     56:9      
  57:253      58:2217     59:1205     60:1167     61:3000     62:2994   
  63:1838     64:5530     65:2189     66:4691     67:3075     68:1118   
  69:4008     70:1106     71:615      72:2941     74:2804     75:1652   
  76:611      77:2792     78:1861     79:1724     80:2206     81:2040   
  82:2717     83:1410     84:1816     85:3357     86:1030     87:2420   
  88:1302     89:4320     90:778      91:8404     92:2803     93:2906   
  94:3922     95:4276     96:1404     97:318      98:976      99:740    
 100:71      101:1384    102:4071    103:32380   104:4814    105:1231   
 106:996     107:2593    108:1215    109:4152    110:2223    111:3311   
 112:2049    113:1813    114:1949    115:2202    116:2079    117:2752   
 118:2805    119:1960    120:1881    121:1359    122:2781    123:2324   
 124:1585    125:2870    126:88      128:1593    129:1027    130:1299   
 131:1917    132:797     133:450     134:1531    135:373     136:1314   
 137:1116    138:3056    139:1622    140:1554    141:1478    142:1848   
 143:1651    144:1042    145:473     146:2151    147:2074    148:2606   
 149:2951    150:1246    151:1717    152:2124    153:574     154:8116   
 155:1624    156:3322    157:1908    158:1268    159:2425    160:3642   
 161:1961    162:3701    163:1878    164:1726    165:2203    166:1380   
 167:1901    168:4205    169:803     170:5291    171:1001    172:4451   
 173:3257    174:913     175:1282    176:3700    177:5442    178:3837   
 179:2400    180:2612    181:4136    182:3371    183:2051    184:2310   
 185:21662   186:5423    187:4725    188:4227    189:4425    190:9824   
 191:1970    192:11166   193:9431    194:7808    195:5603    196:3551   
 197:3765    198:6125    199:8388    200:8469    201:6418    202:10446  
 203:10667   204:4545    205:3652    206:4628    207:3477    208:4206   
 209:5183    210:4580    211:2523    212:4538    213:3801    214:1062   
 215:42      216:6616    217:3167    218:1349    219:386     220:2098   
 221:1055    222:715     223:2316   

End of report


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