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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Apr 3 18:45:24 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Thu 03 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:                              995775
    Prefixes after maximum aggregation (per Origin AS):          375025
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      476247
    Number of IPv4 prefixes with a valid ROA:                    549352
    Number of IPv4 prefixes with an invalid ROA:                    408
    Number of IPv4 prefixes with no ROA:                         446015
Total ASes present in the Internet Routing Table:                 76743
    Prefixes per ASN:                                             12.98
Origin-only ASes present in the Internet Routing Table:           65744
Origin ASes announcing only one prefix:                           26540
Transit ASes present in the Internet Routing Table:               10999
Transit-only ASes present in the Internet Routing Table:            548
Paths with bogon ASNs present in the IPv4 Routing Table:             62
Average AS path length visible in the Internet Routing Table:       5.1
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              63
Prefixes from unregistered ASNs in the Routing Table:              1064
    Number of instances of unregistered ASNs:                      1068
Number of 32-bit ASNs allocated by the RIRs:                      46145
Number of 32-bit ASNs visible in the Routing Table:               38073
Prefixes from 32-bit ASNs in the Routing Table:                  206681
Number of bogon 32-bit ASNs visible in the Routing Table:            26
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            493
Number of addresses announced to Internet:                   3107678208
    Equivalent to 185 /8s, 59 /16s and 104 /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:      329618

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

Prefixes being announced by APNIC Region ASes:                   257383
    Total APNIC prefixes after maximum aggregation:               76256
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249069
    Unique aggregates announced from the APNIC address blocks:   102645
APNIC Region origin ASes present in the Internet Routing Table:   14528
    APNIC Prefixes per ASN:                                       17.14
APNIC Region origin ASes announcing only one prefix:               4438
APNIC Region transit ASes present in the Internet Routing Table:   1952
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10057
Number of APNIC addresses announced to Internet:              748749056
    Equivalent to 44 /8s, 161 /16s and 1 /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:                    291199
    Total ARIN prefixes after maximum aggregation:               128779
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292750
    Unique aggregates announced from the ARIN address blocks:    137091
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                7039
ARIN Region transit ASes present in the Internet Routing Table:    1965
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          35
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5171
Number of ARIN addresses announced to Internet:              1349820416
    Equivalent to 80 /8s, 116 /16s and 160 /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:                    276359
    Total RIPE prefixes after maximum aggregation:               133184
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274022
    Unique aggregates announced from the RIPE address blocks:    173708
RIPE Region origin ASes present in the Internet Routing Table:    28922
    RIPE Prefixes per ASN:                                         9.47
RIPE Region origin ASes announcing only one prefix:               12047
RIPE Region transit ASes present in the Internet Routing Table:    3975
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12383
Number of RIPE addresses announced to Internet:               731893760
    Equivalent to 43 /8s, 159 /16s and 208 /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:                  132210
    Total LACNIC prefixes after maximum aggregation:              29300
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128776
    Unique aggregates announced from the LACNIC address blocks:   48763
LACNIC Region origin ASes present in the Internet Routing Table:  11230
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2359
LACNIC Region transit ASes present in the Internet Routing Table:  2504
Average LACNIC Region AS path length visible:                       5.7
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9182
Number of LACNIC addresses announced to Internet:             171708672
    Equivalent to 10 /8s, 60 /16s and 17 /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:                  37560
    Total AfriNIC prefixes after maximum aggregation:              6843
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         50665
    Unique aggregates announced from the AfriNIC address blocks:  13615
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:              657
AfriNIC Region transit ASes present in the Internet Routing Table:  387
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet:            105262336
    Equivalent to 6 /8s, 70 /16s and 45 /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       10307       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6216        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4211        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3916       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3267       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2847        849     536  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       12971      39642    3993  AMAZON-02, US
   174        5453       8766     957  COGENT-174, US
 11492        4685        311     584  CABLEONE, US
  7155        4173        286      83  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3399       3034     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3082       1295    2248  AKAMAI-AS, US
396982        2950       3649     467  GOOGLE-CLOUD-PLATFORM, US
 36352        2618        216     798  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        7709       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3987       3395     128  AKAMAI-ASN1, NL
  9009        3768        325    1959  M247, RO
 12389        3077       2303     896  ROSTELECOM-AS, RU
 34984        2365        360     583  TELLCOM-AS, TR
212238        2079        148    1531  CDNEXT, GB
  8452        1615       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1492         98     750  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       11938       3242     584  UNINET, MX
 10620        3521        486     970  Telmex Colombia S.A., CO
 13999        2512        539     364  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1333        784     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1177        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        1631        389      16  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       12971      39642    3993  AMAZON-02, US
  8151       11938       3242     584  UNINET, MX
  9808       10307       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7709       1714     145  UNI2-AS, ES
  7545        6216        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5453       8766     957  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4685        311     584  CABLEONE, US
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4211        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       11938        11354  UNINET, MX
  9808       10307        10219  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7709         7564  UNI2-AS, ES
  7545        6216         5562  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5453         4496  COGENT-174, US
 18403        4211         4186  FPT-AS-AP FPT Telecom Company, VN
 11492        4685         4101  CABLEONE, US
  7155        4173         4090  VIASAT-SP-BACKBONE, US
  9498        4218         3944  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            46887  CROWNCASTLE-AS46887, 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
23.136.212.0/24      Origin:    401578  VIRTUALDROPLET, CA
23.136.212.0/24     Transit:     47272  HYEHOST HYEHOST Hosting Solutions, GB
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    /15:2184    /16:14000   /17:8356    /18:13920   
/19:24825   /20:44304   /21:52515   /22:113335  /23:105426  /24:614628  
/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        6634        7709  UNI2-AS, ES
  8151        6115       11938  UNINET, MX
 11492        3531        4685  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        3120        4173  VIASAT-SP-BACKBONE, US
 22773        2535        3399  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2328       12971  AMAZON-02, US
 30036        2204        2544  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)
----------------------------------------------

   1:2347      2:1537      3:607       4:10        5:4884      6:163    
   7:6         8:1551      9:1        11:172      12:1372     13:347    
  14:2513     15:351      16:279      17:362      18:913      20:477    
  21:4        22:188      23:7373     24:2882     25:2        27:2742   
  29:19       31:3256     32:44       34:84       35:204      36:2403   
  37:4712     38:10125    39:899      40:154      41:4433     42:1902   
  43:2570     44:361      45:19226    46:4984     47:289      49:1967   
  50:1903     51:590      52:1555     54:299      55:877      56:11     
  57:260      58:2194     59:1275     60:1171     61:2999     62:3001   
  63:1851     64:5522     65:2194     66:4691     67:3086     68:1102   
  69:4007     70:1101     71:620      72:2932     74:2822     75:1664   
  76:612      77:2819     78:1884     79:1735     80:2215     81:2042   
  82:3084     83:1428     84:1852     85:3405     86:1040     87:2413   
  88:1298     89:4331     90:775      91:8403     92:2807     93:2881   
  94:4051     95:4310     96:1434     97:313      98:991      99:738    
 100:71      101:1399    102:4080    103:32297   104:4822    105:1225   
 106:987     107:2611    108:1209    109:4132    110:2225    111:3317   
 112:2041    113:1816    114:1972    115:2203    116:2072    117:2732   
 118:2811    119:1955    120:1875    121:1365    122:2772    123:2403   
 124:1585    125:2857    126:88      128:1592    129:1030    130:1294   
 131:1966    132:786     133:451     134:1532    135:376     136:1308   
 137:1118    138:3083    139:1610    140:1574    141:1488    142:1859   
 143:1678    144:1049    145:519     146:2166    147:2101    148:2653   
 149:2959    150:1254    151:1739    152:2117    153:574     154:8160   
 155:1650    156:2957    157:1899    158:1273    159:2429    160:3635   
 161:1902    162:3730    163:1988    164:1729    165:2229    166:1433   
 167:1905    168:4218    169:800     170:5306    171:1002    172:4481   
 173:3246    174:910     175:1289    176:3754    177:5433    178:3853   
 179:2469    180:2620    181:4178    182:3371    183:2010    184:2301   
 185:21686   186:5477    187:4792    188:4215    189:4397    190:9861   
 191:1915    192:11192   193:9445    194:7861    195:5636    196:3573   
 197:3805    198:6112    199:8420    200:8519    201:6423    202:10440  
 203:10669   204:4534    205:3649    206:4605    207:3452    208:4219   
 209:5174    210:4583    211:2528    212:4538    213:3820    214:1053   
 215:48      216:6650    217:3161    218:1346    219:385     220:2084   
 221:1072    222:708     223:2320   

End of report


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