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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Apr 11 18:45:26 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 11 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:                              996880
    Prefixes after maximum aggregation (per Origin AS):          375600
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      477159
    Number of IPv4 prefixes with a valid ROA:                    551279
    Number of IPv4 prefixes with an invalid ROA:                    440
    Number of IPv4 prefixes with no ROA:                         445161
Total ASes present in the Internet Routing Table:                 76786
    Prefixes per ASN:                                             12.98
Origin-only ASes present in the Internet Routing Table:           65872
Origin ASes announcing only one prefix:                           26548
Transit ASes present in the Internet Routing Table:               10914
Transit-only ASes present in the Internet Routing Table:            537
Paths with bogon ASNs present in the IPv4 Routing Table:             76
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:              1120
    Number of instances of unregistered ASNs:                      1124
Number of 32-bit ASNs allocated by the RIRs:                      46168
Number of 32-bit ASNs visible in the Routing Table:               38122
Prefixes from 32-bit ASNs in the Routing Table:                  206845
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:                   3107171584
    Equivalent to 185 /8s, 51 /16s and 173 /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:      329752

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

Prefixes being announced by APNIC Region ASes:                   257669
    Total APNIC prefixes after maximum aggregation:               76355
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          249369
    Unique aggregates announced from the APNIC address blocks:   102837
APNIC Region origin ASes present in the Internet Routing Table:   14555
    APNIC Prefixes per ASN:                                       17.13
APNIC Region origin ASes announcing only one prefix:               4438
APNIC Region transit ASes present in the Internet Routing Table:   1940
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:  10077
Number of APNIC addresses announced to Internet:              748511744
    Equivalent to 44 /8s, 157 /16s and 98 /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:                    291524
    Total ARIN prefixes after maximum aggregation:               128974
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292858
    Unique aggregates announced from the ARIN address blocks:    137476
ARIN Region origin ASes present in the Internet Routing Table:    19218
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                7027
ARIN Region transit ASes present in the Internet Routing Table:    1952
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:    5179
Number of ARIN addresses announced to Internet:              1349499904
    Equivalent to 80 /8s, 111 /16s and 188 /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:                    276598
    Total RIPE prefixes after maximum aggregation:               133414
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274157
    Unique aggregates announced from the RIPE address blocks:    173777
RIPE Region origin ASes present in the Internet Routing Table:    28938
    RIPE Prefixes per ASN:                                         9.47
RIPE Region origin ASes announcing only one prefix:               12048
RIPE Region transit ASes present in the Internet Routing Table:    3968
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:   12400
Number of RIPE addresses announced to Internet:               731774720
    Equivalent to 43 /8s, 157 /16s and 255 /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:                  132263
    Total LACNIC prefixes after maximum aggregation:              29334
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128815
    Unique aggregates announced from the LACNIC address blocks:   48857
LACNIC Region origin ASes present in the Internet Routing Table:  11236
    LACNIC Prefixes per ASN:                                      11.46
LACNIC Region origin ASes announcing only one prefix:              2379
LACNIC Region transit ASes present in the Internet Routing Table:  2484
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:  9184
Number of LACNIC addresses announced to Internet:             171812096
    Equivalent to 10 /8s, 61 /16s and 165 /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:                  37706
    Total AfriNIC prefixes after maximum aggregation:              6845
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         51192
    Unique aggregates announced from the AfriNIC address blocks:  13789
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     26.72
AfriNIC Region origin ASes announcing only one prefix:              656
AfriNIC Region transit ASes present in the Internet Routing Table:  381
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: 1282
Number of AfriNIC addresses announced to Internet:            105329408
    Equivalent to 6 /8s, 71 /16s and 51 /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        6211        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4246        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4223        530     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3922       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3675       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3267       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2852        849     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4766        2163      11521     628  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       13164      39690    4083  AMAZON-02, US
   174        5338       8766     959  COGENT-174, US
 11492        4693        311     586  CABLEONE, US
  7155        3829        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3397       3034     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54879    2506  DNIC-AS-00749, US
 16625        3050       1281    2235  AKAMAI-AS, US
396982        2951       3649     468  GOOGLE-CLOUD-PLATFORM, US
 36352        2644        218     803  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        7706       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3982       3395     128  AKAMAI-ASN1, NL
  9009        3769        325    1959  M247, RO
 12389        3068       2303     888  ROSTELECOM-AS, RU
 34984        2363        360     581  TELLCOM-AS, TR
212238        2089        148    1539  CDNEXT, GB
  8452        1637       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1481         98     745  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       11959       3245     583  UNINET, MX
 10620        3536        487     974  Telmex Colombia S.A., CO
 13999        2513        539     364  Mega Cable, S.A. de C.V., MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 28573        1357       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1333        784     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1192        371      21  Telefonica del Peru S.A.A., PE
 11664        1180        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        1702        599      30  RAYA-AS, EG
 24863        1643        389      16  LINKdotNET-AS, EG
 29571        1580        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1430       1518     287  ETISALAT-MISR, EG
 20011        1295        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1028        523      45  Vodafone-, EG
 37069         932       1099      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         561       1861      35  IAM-AS, MA

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       13164      39690    4083  AMAZON-02, US
  8151       11959       3245     583  UNINET, MX
  9808       10305       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7706       1714     145  UNI2-AS, ES
  7545        6211        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5338       8766     959  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4693        311     586  CABLEONE, US
 18403        4246        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4223        530     274  BBIL-AP BHARTI Airtel Ltd., IN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11959        11376  UNINET, MX
  9808       10305        10217  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7706         7561  UNI2-AS, ES
  7545        6211         5558  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5338         4379  COGENT-174, US
 18403        4246         4221  FPT-AS-AP FPT Telecom Company, VN
 11492        4693         4107  CABLEONE, US
  9498        4223         3949  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3922         3896  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
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.137.68.0/24       Origin:     63129  AIRRABBIT-NETWORK, US
23.137.68.0/24      Transit:      6939  HURRICANE, US
23.137.100.0/24      Origin:    401616  PNL, US
23.137.100.0/24     Transit:    213622  BAREMETAL, AE
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

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      /12:301     
/13:584     /14:1230    /15:2183    /16:14004   /17:8356    /18:13925   
/19:24800   /20:44313   /21:52545   /22:113389  /23:105557  /24:615527  
/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        6628        7706  UNI2-AS, ES
  8151        6141       11959  UNINET, MX
 11492        3531        4693  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2787        3829  VIASAT-SP-BACKBONE, US
 22773        2534        3397  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2336       13164  AMAZON-02, US
 30036        2213        2553  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2198        3536  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)
----------------------------------------------

   1:2350      2:1531      3:614       4:10        5:4914      6:163    
   7:6         8:1549      9:1        11:172      12:1370     13:351    
  14:2509     15:352      16:279      17:366      18:923      20:488    
  21:4        22:188      23:7436     24:2895     25:2        27:2767   
  29:19       31:3279     32:45       34:84       35:203      36:2403   
  37:4682     38:10064    39:897      40:160      41:4451     42:1903   
  43:2585     44:372      45:19181    46:5012     47:287      49:1932   
  50:1903     51:591      52:1554     54:299      55:873      56:11     
  57:260      58:2205     59:1287     60:1171     61:3000     62:3004   
  63:1844     64:5531     65:2189     66:4714     67:3102     68:1118   
  69:4017     70:1069     71:625      72:2925     74:2821     75:1608   
  76:613      77:2847     78:1880     79:1745     80:2215     81:2050   
  82:3122     83:1432     84:1853     85:3401     86:1041     87:2414   
  88:1302     89:4336     90:777      91:8396     92:2789     93:2899   
  94:4085     95:4331     96:1447     97:313      98:996      99:643    
 100:71      101:1401    102:4134    103:32329   104:4773    105:1231   
 106:988     107:2590    108:1207    109:4134    110:2230    111:3357   
 112:2044    113:1825    114:1974    115:2253    116:2073    117:2735   
 118:2825    119:1957    120:1874    121:1368    122:2772    123:2405   
 124:1586    125:2862    126:91      128:1585    129:1029    130:1294   
 131:1964    132:786     133:451     134:1527    135:378     136:1312   
 137:1118    138:3063    139:1610    140:1578    141:1484    142:1868   
 143:1658    144:1060    145:521     146:2170    147:2107    148:2666   
 149:2968    150:1253    151:1740    152:2119    153:573     154:8168   
 155:1662    156:3206    157:1890    158:1279    159:2439    160:3640   
 161:1910    162:3746    163:2039    164:1728    165:2234    166:1452   
 167:1905    168:4240    169:800     170:5314    171:1003    172:4468   
 173:3253    174:910     175:1294    176:3738    177:5459    178:3853   
 179:2462    180:2626    181:4201    182:3367    183:2020    184:2146   
 185:21687   186:5500    187:4806    188:4212    189:4420    190:9862   
 191:1935    192:11223   193:9463    194:7852    195:5621    196:3662   
 197:3821    198:6111    199:8459    200:8513    201:6394    202:10453  
 203:10673   204:4536    205:3644    206:4614    207:3456    208:4217   
 209:5177    210:4592    211:2526    212:4552    213:3828    214:1036   
 215:48      216:6663    217:3176    218:1350    219:385     220:2084   
 221:1070    222:713     223:2323   

End of report


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