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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Apr 1 18:45:27 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 01 Apr, 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:                              995676
    Prefixes after maximum aggregation (per Origin AS):          374842
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      476236
    Number of IPv4 prefixes with a valid ROA:                    549543
    Number of IPv4 prefixes with an invalid ROA:                    441
    Number of IPv4 prefixes with no ROA:                         445692
Total ASes present in the Internet Routing Table:                 76706
    Prefixes per ASN:                                             12.98
Origin-only ASes present in the Internet Routing Table:           65798
Origin ASes announcing only one prefix:                           26503
Transit ASes present in the Internet Routing Table:               10908
Transit-only ASes present in the Internet Routing Table:            545
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:              1053
    Number of instances of unregistered ASNs:                      1056
Number of 32-bit ASNs allocated by the RIRs:                      46115
Number of 32-bit ASNs visible in the Routing Table:               38039
Prefixes from 32-bit ASNs in the Routing Table:                  206585
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:            499
Number of addresses announced to Internet:                   3107782912
    Equivalent to 185 /8s, 61 /16s and 1 /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:      329416

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

Prefixes being announced by APNIC Region ASes:                   257344
    Total APNIC prefixes after maximum aggregation:               76239
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249001
    Unique aggregates announced from the APNIC address blocks:   102691
APNIC Region origin ASes present in the Internet Routing Table:   14522
    APNIC Prefixes per ASN:                                       17.15
APNIC Region origin ASes announcing only one prefix:               4435
APNIC Region transit ASes present in the Internet Routing Table:   1929
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:  10048
Number of APNIC addresses announced to Internet:              748773120
    Equivalent to 44 /8s, 161 /16s and 95 /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:                    291122
    Total ARIN prefixes after maximum aggregation:               128690
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292668
    Unique aggregates announced from the ARIN address blocks:    137068
ARIN Region origin ASes present in the Internet Routing Table:    19212
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                7033
ARIN Region transit ASes present in the Internet Routing Table:    1953
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5168
Number of ARIN addresses announced to Internet:              1349877248
    Equivalent to 80 /8s, 117 /16s and 126 /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:                    276405
    Total RIPE prefixes after maximum aggregation:               133095
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274066
    Unique aggregates announced from the RIPE address blocks:    173631
RIPE Region origin ASes present in the Internet Routing Table:    28918
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12032
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:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12371
Number of RIPE addresses announced to Internet:               732103168
    Equivalent to 43 /8s, 163 /16s and 2 /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:                  132182
    Total LACNIC prefixes after maximum aggregation:              29334
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128741
    Unique aggregates announced from the LACNIC address blocks:   48787
LACNIC Region origin ASes present in the Internet Routing Table:  11221
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2349
LACNIC Region transit ASes present in the Internet Routing Table:  2481
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:  9177
Number of LACNIC addresses announced to Internet:             171659776
    Equivalent to 10 /8s, 59 /16s and 82 /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:                  37570
    Total AfriNIC prefixes after maximum aggregation:              6822
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         50701
    Unique aggregates announced from the AfriNIC address blocks:  13625
AfriNIC Region origin ASes present in the Internet Routing Table:  1906
    AfriNIC Prefixes per ASN:                                     26.60
AfriNIC Region origin ASes announcing only one prefix:              654
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:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            105126144
    Equivalent to 6 /8s, 68 /16s and 25 /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       10305       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6216        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4221        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4217        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3903       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       13014      39646    4005  AMAZON-02, US
   174        5472       8766     960  COGENT-174, US
 11492        4677        310     583  CABLEONE, US
  7155        4173        286      83  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3385       3034     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3082       1295    2245  AKAMAI-AS, US
396982        2948       3649     465  GOOGLE-CLOUD-PLATFORM, US
 36352        2621        216     799  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        7718       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3988       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        2070        147    1527  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       11934       3243     582  UNINET, MX
 10620        3521        486     970  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        1342       2432     307  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        1051         67     379  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        1620        389      18  LINKdotNET-AS, EG
 29571        1566        102      23  ORANGE-COTE-IVOIRE, CI
 36992        1428       1518     287  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 37069         915       1083      15  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       13014      39646    4005  AMAZON-02, US
  8151       11934       3243     582  UNINET, MX
  9808       10305       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7718       1714     145  UNI2-AS, ES
  7545        6216        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5472       8766     960  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4677        310     583  CABLEONE, US
  9498        4221        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4217        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       11934        11352  UNINET, MX
  9808       10305        10217  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7718         7573  UNI2-AS, ES
  7545        6216         5562  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5472         4512  COGENT-174, US
 18403        4217         4192  FPT-AS-AP FPT Telecom Company, VN
 11492        4677         4094  CABLEONE, US
  7155        4173         4090  VIASAT-SP-BACKBONE, US
  9498        4221         3947  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
23.136.188.0/24      Origin:    214483  FIBERPOWER-AS, US
23.136.188.0/24     Transit:     26042  FIBERSTATE, 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

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     
/13:582     /14:1232    /15:2186    /16:14005   /17:8349    /18:13925   
/19:24820   /20:44292   /21:52501   /22:113416  /23:105384  /24:614516  
/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        6646        7718  UNI2-AS, ES
  8151        6108       11934  UNINET, MX
 11492        3530        4677  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        3120        4173  VIASAT-SP-BACKBONE, US
 22773        2521        3385  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2343       13014  AMAZON-02, US
 30036        2200        2539  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3521  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)
----------------------------------------------

   1:2346      2:1524      3:605       4:10        5:4880      6:163    
   7:6         8:1552      9:1        11:172      12:1372     13:354    
  14:2515     15:351      16:279      17:362      18:919      20:470    
  21:4        22:188      23:7372     24:2855     25:2        27:2744   
  29:19       31:3262     32:45       34:84       35:204      36:2403   
  37:4697     38:10113    39:899      40:154      41:4432     42:1910   
  43:2579     44:360      45:19230    46:4966     47:288      49:1969   
  50:1903     51:590      52:1554     54:301      55:878      56:11     
  57:262      58:2194     59:1280     60:1171     61:2995     62:3011   
  63:1843     64:5521     65:2199     66:4684     67:3073     68:1118   
  69:4010     70:1104     71:621      72:2935     74:2823     75:1664   
  76:612      77:2817     78:1881     79:1729     80:2215     81:2040   
  82:3046     83:1426     84:1849     85:3398     86:1042     87:2412   
  88:1301     89:4345     90:778      91:8396     92:2803     93:2886   
  94:4050     95:4312     96:1434     97:312      98:991      99:739    
 100:71      101:1396    102:4082    103:32302   104:4820    105:1224   
 106:993     107:2592    108:1211    109:4127    110:2225    111:3334   
 112:2043    113:1810    114:1972    115:2191    116:2073    117:2728   
 118:2768    119:1956    120:1875    121:1365    122:2769    123:2406   
 124:1586    125:2852    126:88      128:1586    129:1022    130:1300   
 131:1963    132:784     133:451     134:1529    135:375     136:1287   
 137:1113    138:3075    139:1619    140:1573    141:1487    142:1857   
 143:1682    144:1049    145:521     146:2167    147:2101    148:2650   
 149:2961    150:1255    151:1731    152:2116    153:574     154:8116   
 155:1645    156:3013    157:1894    158:1272    159:2428    160:3630   
 161:1940    162:3733    163:1989    164:1726    165:2231    166:1428   
 167:1907    168:4239    169:799     170:5309    171:1002    172:4472   
 173:3247    174:910     175:1288    176:3733    177:5438    178:3884   
 179:2459    180:2611    181:4175    182:3367    183:2010    184:2302   
 185:21696   186:5495    187:4785    188:4218    189:4399    190:9753   
 191:1970    192:11183   193:9462    194:7859    195:5637    196:3659   
 197:3808    198:6116    199:8419    200:8528    201:6422    202:10441  
 203:10657   204:4536    205:3651    206:4605    207:3455    208:4207   
 209:5172    210:4578    211:2528    212:4537    213:3826    214:1049   
 215:48      216:6642    217:3154    218:1344    219:385     220:2089   
 221:1072    222:708     223:2320   

End of report


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