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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Apr 6 18:45:25 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sun 06 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:                              996192
    Prefixes after maximum aggregation (per Origin AS):          375226
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      476479
    Number of IPv4 prefixes with a valid ROA:                    549992
    Number of IPv4 prefixes with an invalid ROA:                    443
    Number of IPv4 prefixes with no ROA:                         445757
Total ASes present in the Internet Routing Table:                 76753
    Prefixes per ASN:                                             12.98
Origin-only ASes present in the Internet Routing Table:           65846
Origin ASes announcing only one prefix:                           26551
Transit ASes present in the Internet Routing Table:               10907
Transit-only ASes present in the Internet Routing Table:            542
Paths with bogon ASNs present in the IPv4 Routing Table:             74
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:              1082
    Number of instances of unregistered ASNs:                      1086
Number of 32-bit ASNs allocated by the RIRs:                      46166
Number of 32-bit ASNs visible in the Routing Table:               38091
Prefixes from 32-bit ASNs in the Routing Table:                  206822
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:            489
Number of addresses announced to Internet:                   3107595008
    Equivalent to 185 /8s, 58 /16s and 35 /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:      329507

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

Prefixes being announced by APNIC Region ASes:                   257503
    Total APNIC prefixes after maximum aggregation:               76298
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          249160
    Unique aggregates announced from the APNIC address blocks:   102676
APNIC Region origin ASes present in the Internet Routing Table:   14539
    APNIC Prefixes per ASN:                                       17.14
APNIC Region origin ASes announcing only one prefix:               4439
APNIC Region transit ASes present in the Internet Routing Table:   1936
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:  10065
Number of APNIC addresses announced to Internet:              748634112
    Equivalent to 44 /8s, 159 /16s and 64 /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:                    291253
    Total ARIN prefixes after maximum aggregation:               128814
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292645
    Unique aggregates announced from the ARIN address blocks:    137174
ARIN Region origin ASes present in the Internet Routing Table:    19217
    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:    1946
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5175
Number of ARIN addresses announced to Internet:              1349843456
    Equivalent to 80 /8s, 116 /16s and 250 /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:                    276628
    Total RIPE prefixes after maximum aggregation:               133303
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274169
    Unique aggregates announced from the RIPE address blocks:    173764
RIPE Region origin ASes present in the Internet Routing Table:    28933
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12051
RIPE Region transit ASes present in the Internet Routing Table:    3966
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          23
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12390
Number of RIPE addresses announced to Internet:               731959296
    Equivalent to 43 /8s, 160 /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:                  132128
    Total LACNIC prefixes after maximum aggregation:              29324
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128695
    Unique aggregates announced from the LACNIC address blocks:   48820
LACNIC Region origin ASes present in the Internet Routing Table:  11229
    LACNIC Prefixes per ASN:                                      11.46
LACNIC Region origin ASes announcing only one prefix:              2367
LACNIC Region transit ASes present in the Internet Routing Table:  2483
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:  9182
Number of LACNIC addresses announced to Internet:             171697920
    Equivalent to 10 /8s, 59 /16s and 231 /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:                  37598
    Total AfriNIC prefixes after maximum aggregation:              6819
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         51034
    Unique aggregates announced from the AfriNIC address blocks:  13624
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     26.72
AfriNIC Region origin ASes announcing only one prefix:              655
AfriNIC Region transit ASes present in the Internet Routing Table:  379
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1279
Number of AfriNIC addresses announced to Internet:            105217280
    Equivalent to 6 /8s, 69 /16s and 125 /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        6212        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4202        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       12998      39641    3957  AMAZON-02, US
   174        5472       8766     957  COGENT-174, US
 11492        4686        311     585  CABLEONE, US
  7155        3828        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3400       3034     184  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     797  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        7712       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3988       3395     128  AKAMAI-ASN1, NL
  9009        3771        326    1961  M247, RO
 12389        3073       2303     896  ROSTELECOM-AS, RU
 34984        2365        360     583  TELLCOM-AS, TR
212238        2082        148    1533  CDNEXT, GB
  8452        1617       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       11948       3244     584  UNINET, MX
 10620        3526        487     971  Telmex Colombia S.A., CO
 13999        2512        539     364  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1356       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1333        784     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1194        371      22  Telefonica del Peru S.A.A., PE
 11664        1175        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        1632        389      16  LINKdotNET-AS, EG
 29571        1571        102      22  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       12998      39641    3957  AMAZON-02, US
  8151       11948       3244     584  UNINET, MX
  9808       10307       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7712       1714     145  UNI2-AS, ES
  7545        6212        843     654  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5472       8766     957  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4686        311     585  CABLEONE, US
  9498        4218        530     274  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4202        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       11948        11364  UNINET, MX
  9808       10307        10219  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
  7545        6212         5558  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5472         4515  COGENT-174, US
 18403        4202         4177  FPT-AS-AP FPT Telecom Company, VN
 11492        4686         4101  CABLEONE, US
  9498        4218         3944  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916         3890  VIETEL-AS-AP Viettel Group, VN

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     
/13:582     /14:1232    /15:2184    /16:14001   /17:8354    /18:13923   
/19:24815   /20:44306   /21:52523   /22:113398  /23:105516  /24:614890  
/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        6637        7712  UNI2-AS, ES
  8151        6128       11948  UNINET, MX
 11492        3531        4686  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2787        3828  VIASAT-SP-BACKBONE, US
 22773        2536        3400  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2338       12998  AMAZON-02, US
 30036        2207        2547  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2188        3526  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      2:1539      3:613       4:10        5:4895      6:162    
   7:6         8:1549      9:1        11:172      12:1373     13:351    
  14:2509     15:352      16:279      17:361      18:917      20:478    
  21:4        22:188      23:7368     24:2885     25:2        27:2734   
  29:19       31:3267     32:45       34:84       35:204      36:2403   
  37:4703     38:10147    39:900      40:154      41:4420     42:1897   
  43:2575     44:363      45:19238    46:4989     47:289      49:1967   
  50:1903     51:590      52:1550     54:301      55:877      56:11     
  57:261      58:2197     59:1282     60:1172     61:3003     62:2988   
  63:1852     64:5526     65:2194     66:4705     67:3096     68:1106   
  69:4021     70:1072     71:620      72:2927     74:2825     75:1612   
  76:612      77:2817     78:1885     79:1738     80:2213     81:2047   
  82:3118     83:1427     84:1853     85:3407     86:1042     87:2415   
  88:1299     89:4333     90:776      91:8387     92:2804     93:2884   
  94:4066     95:4312     96:1434     97:313      98:998      99:641    
 100:71      101:1399    102:4101    103:32315   104:4807    105:1225   
 106:988     107:2611    108:1207    109:4145    110:2226    111:3318   
 112:2041    113:1820    114:1974    115:2207    116:2069    117:2737   
 118:2808    119:1960    120:1875    121:1364    122:2773    123:2406   
 124:1586    125:2857    126:88      128:1596    129:1026    130:1300   
 131:1951    132:786     133:451     134:1531    135:377     136:1307   
 137:1122    138:3057    139:1608    140:1574    141:1485    142:1857   
 143:1673    144:1052    145:520     146:2168    147:2102    148:2653   
 149:2965    150:1254    151:1739    152:2117    153:574     154:8163   
 155:1651    156:3200    157:1894    158:1272    159:2428    160:3632   
 161:1902    162:3723    163:1998    164:1730    165:2232    166:1438   
 167:1896    168:4214    169:800     170:5299    171:1002    172:4481   
 173:3250    174:910     175:1292    176:3785    177:5431    178:3852   
 179:2459    180:2620    181:4190    182:3371    183:2006    184:2149   
 185:21700   186:5496    187:4769    188:4218    189:4387    190:9818   
 191:1924    192:11201   193:9456    194:7857    195:5621    196:3661   
 197:3817    198:6104    199:8442    200:8514    201:6418    202:10455  
 203:10667   204:4538    205:3671    206:4606    207:3455    208:4225   
 209:5179    210:4583    211:2537    212:4549    213:3824    214:1051   
 215:48      216:6647    217:3164    218:1347    219:385     220:2090   
 221:1072    222:708     223:2322   

End of report


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