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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Mar 31 18:45:29 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 31 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:                              996992
    Prefixes after maximum aggregation (per Origin AS):          374807
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      476763
    Number of IPv4 prefixes with a valid ROA:                    550557
    Number of IPv4 prefixes with an invalid ROA:                    384
    Number of IPv4 prefixes with no ROA:                         446051
Total ASes present in the Internet Routing Table:                 76704
    Prefixes per ASN:                                             13.00
Origin-only ASes present in the Internet Routing Table:           65795
Origin ASes announcing only one prefix:                           26516
Transit ASes present in the Internet Routing Table:               10909
Transit-only ASes present in the Internet Routing Table:            544
Paths with bogon ASNs present in the IPv4 Routing Table:             72
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (135823)                              50
Prefixes from unregistered ASNs in the Routing Table:              1049
    Number of instances of unregistered ASNs:                      1052
Number of 32-bit ASNs allocated by the RIRs:                      46117
Number of 32-bit ASNs visible in the Routing Table:               38025
Prefixes from 32-bit ASNs in the Routing Table:                  206480
Number of bogon 32-bit ASNs visible in the Routing Table:            24
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            502
Number of addresses announced to Internet:                   3108224256
    Equivalent to 185 /8s, 67 /16s and 189 /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:      329853

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

Prefixes being announced by APNIC Region ASes:                   257458
    Total APNIC prefixes after maximum aggregation:               76188
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249056
    Unique aggregates announced from the APNIC address blocks:   102701
APNIC Region origin ASes present in the Internet Routing Table:   14517
    APNIC Prefixes per ASN:                                       17.16
APNIC Region origin ASes announcing only one prefix:               4428
APNIC Region transit ASes present in the Internet Routing Table:   1931
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10042
Number of APNIC addresses announced to Internet:              748771840
    Equivalent to 44 /8s, 161 /16s and 90 /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:                    291899
    Total ARIN prefixes after maximum aggregation:               128698
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292910
    Unique aggregates announced from the ARIN address blocks:    137091
ARIN Region origin ASes present in the Internet Routing Table:    19216
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                7036
ARIN Region transit ASes present in the Internet Routing Table:    1951
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5167
Number of ARIN addresses announced to Internet:              1349932032
    Equivalent to 80 /8s, 118 /16s and 84 /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:                    276305
    Total RIPE prefixes after maximum aggregation:               133094
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274371
    Unique aggregates announced from the RIPE address blocks:    174046
RIPE Region origin ASes present in the Internet Routing Table:    28921
    RIPE Prefixes per ASN:                                         9.49
RIPE Region origin ASes announcing only one prefix:               12036
RIPE Region transit ASes present in the Internet Routing Table:    3973
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12370
Number of RIPE addresses announced to Internet:               732471808
    Equivalent to 43 /8s, 168 /16s and 162 /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:                  132789
    Total LACNIC prefixes after maximum aggregation:              29334
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129267
    Unique aggregates announced from the LACNIC address blocks:   48811
LACNIC Region origin ASes present in the Internet Routing Table:  11218
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2363
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:  9171
Number of LACNIC addresses announced to Internet:             171629824
    Equivalent to 10 /8s, 58 /16s and 221 /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:                  37492
    Total AfriNIC prefixes after maximum aggregation:              6832
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         50886
    Unique aggregates announced from the AfriNIC address blocks:  13679
AfriNIC Region origin ASes present in the Internet Routing Table:  1907
    AfriNIC Prefixes per ASN:                                     26.68
AfriNIC Region origin ASes announcing only one prefix:              653
AfriNIC Region transit ASes present in the Internet Routing Table:  384
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            105174784
    Equivalent to 6 /8s, 68 /16s and 215 /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       10306       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6216        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4217        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4213        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3888       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3266       1869     103  VNPT-AS-VN VNPT Corp, VN
 24560        2845        848     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4766        2156      11520     621  KIXS-AS-KR Korea Telecom, KR

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       12955      39644    3982  AMAZON-02, US
   174        5483       8767     966  COGENT-174, US
 11492        4676        310     586  CABLEONE, US
  7155        4173        286      83  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3379       3034     181  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3082       1295    2245  AKAMAI-AS, US
396982        2947       3649     464  GOOGLE-CLOUD-PLATFORM, US
 36352        2587        214     796  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        7713       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3975       3395     128  AKAMAI-ASN1, NL
  9009        3778        326    1965  M247, RO
 12389        3036       2303     889  ROSTELECOM-AS, RU
 34984        2365        360     583  TELLCOM-AS, TR
212238        2069        147    1526  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1491         98     749  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       11932       3243     581  UNINET, MX
 10620        3522        486     971  Telmex Colombia S.A., CO
 13999        2507        539     367  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1332        783     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1193        371      21  Telefonica del Peru S.A.A., PE
 11664        1163        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1052         67     378  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        1703        599      30  RAYA-AS, EG
 24863        1619        389      18  LINKdotNET-AS, EG
 29571        1567        102      23  ORANGE-COTE-IVOIRE, CI
 36992        1428       1518     287  ETISALAT-MISR, EG
 20011        1295        203     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 37069         914       1084      18  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  3741         562        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       12955      39644    3982  AMAZON-02, US
  8151       11932       3243     581  UNINET, MX
  9808       10306       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7713       1714     145  UNI2-AS, ES
  7545        6216        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5483       8767     966  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4676        310     586  CABLEONE, US
  9498        4217        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4213        347      25  FPT-AS-AP FPT Telecom Company, VN

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       11932        11351  UNINET, MX
  9808       10306        10218  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7713         7568  UNI2-AS, ES
  7545        6216         5562  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5483         4517  COGENT-174, US
 18403        4213         4188  FPT-AS-AP FPT Telecom Company, VN
 11492        4676         4090  CABLEONE, US
  7155        4173         4090  VIASAT-SP-BACKBONE, US
  9498        4217         3943  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
    212032  UNALLOCATED  5.59.105.0/24            35168  TNS-PLUS-CORE, KZ
     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

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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
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       /9:16      /10:41      /11:93      /12:302     
/13:584     /14:1232    /15:2187    /16:14037   /17:8375    /18:13927   
/19:24824   /20:44407   /21:52514   /22:113384  /23:105389  /24:615664  
/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        6642        7713  UNI2-AS, ES
  8151        6104       11932  UNINET, MX
 11492        3529        4676  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        3120        4173  VIASAT-SP-BACKBONE, US
 22773        2516        3379  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2326       12955  AMAZON-02, US
 30036        2200        2539  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2184        3522  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)
----------------------------------------------

   1:2342      2:1523      3:600       4:10        5:4882      6:163    
   7:6         8:1551      9:1        11:172      12:1372     13:352    
  14:2514     15:351      16:279      17:360      18:915      20:470    
  21:4        22:188      23:7361     24:3066     25:2        27:2758   
  29:19       31:3269     32:45       34:84       35:203      36:2404   
  37:4698     38:10224    39:899      40:154      41:4415     42:1909   
  43:2580     44:359      45:19251    46:4966     47:287      49:1991   
  50:1901     51:590      52:1554     54:301      55:876      56:11     
  57:261      58:2195     59:1276     60:1171     61:2990     62:3013   
  63:1844     64:5509     65:2197     66:4668     67:3061     68:1119   
  69:4011     70:1116     71:621      72:2915     74:2822     75:1664   
  76:612      77:2818     78:1880     79:1731     80:2214     81:2041   
  82:3037     83:1432     84:1831     85:3394     86:1043     87:2413   
  88:1295     89:4338     90:777      91:8395     92:2803     93:2886   
  94:4029     95:4304     96:1435     97:312      98:992      99:738    
 100:71      101:1397    102:4104    103:32290   104:4819    105:1223   
 106:992     107:2592    108:1212    109:4126    110:2222    111:3334   
 112:2040    113:1808    114:1966    115:2191    116:2073    117:2729   
 118:2769    119:1956    120:1875    121:1363    122:2761    123:2408   
 124:1586    125:2847    126:88      128:1579    129:1024    130:1302   
 131:1960    132:783     133:451     134:1529    135:375     136:1285   
 137:1113    138:3066    139:1619    140:1566    141:1493    142:1853   
 143:1681    144:1051    145:521     146:2163    147:2102    148:2644   
 149:2963    150:1256    151:2046    152:2117    153:574     154:8124   
 155:1643    156:3227    157:1930    158:1271    159:2428    160:3635   
 161:1941    162:3731    163:1984    164:1726    165:2224    166:1427   
 167:1908    168:4241    169:810     170:5306    171:1000    172:4478   
 173:3246    174:910     175:1288    176:3735    177:5457    178:3883   
 179:2451    180:2617    181:4292    182:3368    183:2013    184:2299   
 185:21699   186:5689    187:4771    188:4225    189:4391    190:9836   
 191:1963    192:11181   193:9467    194:7856    195:5636    196:3643   
 197:3799    198:6124    199:8420    200:8532    201:6440    202:10445  
 203:10655   204:4536    205:3645    206:4603    207:3456    208:4205   
 209:5200    210:4582    211:2520    212:4537    213:3820    214:1048   
 215:48      216:6638    217:3156    218:1345    219:385     220:2082   
 221:1072    222:708     223:2320   

End of report


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