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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Apr 12 18:45:29 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sat 12 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:                              997309
    Prefixes after maximum aggregation (per Origin AS):          375712
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      477245
    Number of IPv4 prefixes with a valid ROA:                    551520
    Number of IPv4 prefixes with an invalid ROA:                    735
    Number of IPv4 prefixes with no ROA:                         445054
Total ASes present in the Internet Routing Table:                 76796
    Prefixes per ASN:                                             12.99
Origin-only ASes present in the Internet Routing Table:           65891
Origin ASes announcing only one prefix:                           26548
Transit ASes present in the Internet Routing Table:               10905
Transit-only ASes present in the Internet Routing Table:            540
Paths with bogon ASNs present in the IPv4 Routing Table:             88
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:              1122
    Number of instances of unregistered ASNs:                      1126
Number of 32-bit ASNs allocated by the RIRs:                      46178
Number of 32-bit ASNs visible in the Routing Table:               38131
Prefixes from 32-bit ASNs in the Routing Table:                  206968
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:            488
Number of addresses announced to Internet:                   3107170560
    Equivalent to 185 /8s, 51 /16s and 169 /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:      329848

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

Prefixes being announced by APNIC Region ASes:                   257994
    Total APNIC prefixes after maximum aggregation:               76423
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249602
    Unique aggregates announced from the APNIC address blocks:   102848
APNIC Region origin ASes present in the Internet Routing Table:   14551
    APNIC Prefixes per ASN:                                       17.15
APNIC Region origin ASes announcing only one prefix:               4424
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:  10074
Number of APNIC addresses announced to Internet:              748521472
    Equivalent to 44 /8s, 157 /16s and 136 /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:                    291605
    Total ARIN prefixes after maximum aggregation:               128997
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292908
    Unique aggregates announced from the ARIN address blocks:    137501
ARIN Region origin ASes present in the Internet Routing Table:    19224
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                7037
ARIN Region transit ASes present in the Internet Routing Table:    1951
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5184
Number of ARIN addresses announced to Internet:              1349449472
    Equivalent to 80 /8s, 110 /16s and 247 /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:                    276649
    Total RIPE prefixes after maximum aggregation:               133415
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274251
    Unique aggregates announced from the RIPE address blocks:    173812
RIPE Region origin ASes present in the Internet Routing Table:    28940
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12048
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:                          23
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12405
Number of RIPE addresses announced to Internet:               731798272
    Equivalent to 43 /8s, 158 /16s and 91 /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:                  132271
    Total LACNIC prefixes after maximum aggregation:              29365
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128811
    Unique aggregates announced from the LACNIC address blocks:   48847
LACNIC Region origin ASes present in the Internet Routing Table:  11237
    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:  2485
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:  9183
Number of LACNIC addresses announced to Internet:             171809792
    Equivalent to 10 /8s, 61 /16s and 156 /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:                  37668
    Total AfriNIC prefixes after maximum aggregation:              6834
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         51249
    Unique aggregates announced from the AfriNIC address blocks:  13815
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.72
AfriNIC Region origin ASes announcing only one prefix:              660
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: 1285
Number of AfriNIC addresses announced to Internet:            105348096
    Equivalent to 6 /8s, 71 /16s and 124 /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
  9498        4312        530     277  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4254        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3922       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3693       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3267       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2858        850     540  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       13162      39690    4087  AMAZON-02, US
   174        5338       8766     958  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        2649        218     805  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        3981       3395     128  AKAMAI-ASN1, NL
  9009        3768        325    1958  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       11975       3245     584  UNINET, MX
 10620        3522        486     992  Telmex Colombia S.A., CO
 13999        2512        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        1193        371      22  Telefonica del Peru S.A.A., PE
 11664        1181        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1053         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         563       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       13162      39690    4087  AMAZON-02, US
  8151       11975       3245     584  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     958  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4693        311     586  CABLEONE, US
  9498        4312        530     277  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4254        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       11975        11391  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         4380  COGENT-174, US
 18403        4254         4229  FPT-AS-AP FPT Telecom Company, VN
 11492        4693         4107  CABLEONE, US
  9498        4312         4035  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
23.137.116.0/24      Origin:     63129  AIRRABBIT-NETWORK, US
23.137.116.0/24     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

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   /17:8354    /18:13925   
/19:24798   /20:44308   /21:52541   /22:113394  /23:105584  /24:615937  
/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        6156       11975  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        2333       13162  AMAZON-02, US
 30036        2213        2553  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2188        3522  Telmex Colombia S.A., CO

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2348      2:1530      3:614       4:10        5:4919      6:163    
   7:6         8:1551      9:1        11:172      12:1370     13:351    
  14:2510     15:351      16:279      17:365      18:923      20:488    
  21:4        22:188      23:7437     24:2891     25:2        27:2767   
  29:19       31:3274     32:45       34:84       35:203      36:2404   
  37:4688     38:10066    39:897      40:160      41:4438     42:1913   
  43:2585     44:373      45:19179    46:5011     47:286      49:1932   
  50:1903     51:591      52:1554     54:298      55:877      56:11     
  57:260      58:2206     59:1368     60:1171     61:3008     62:3003   
  63:1843     64:5531     65:2191     66:4706     67:3105     68:1123   
  69:4018     70:1069     71:622      72:2924     74:2825     75:1608   
  76:613      77:2849     78:1880     79:1744     80:2214     81:2051   
  82:3124     83:1432     84:1852     85:3409     86:1040     87:2411   
  88:1303     89:4339     90:777      91:8399     92:2790     93:2901   
  94:4089     95:4334     96:1442     97:313      98:995      99:643    
 100:71      101:1403    102:4134    103:32360   104:4774    105:1231   
 106:988     107:2613    108:1207    109:4141    110:2231    111:3357   
 112:2048    113:1819    114:1974    115:2248    116:2074    117:2736   
 118:2812    119:1959    120:1875    121:1370    122:2775    123:2405   
 124:1586    125:2878    126:91      128:1585    129:1029    130:1295   
 131:1967    132:787     133:451     134:1527    135:378     136:1289   
 137:1114    138:3056    139:1608    140:1580    141:1484    142:1930   
 143:1658    144:1075    145:521     146:2170    147:2108    148:2662   
 149:2979    150:1252    151:1741    152:2120    153:573     154:8254   
 155:1656    156:3210    157:1886    158:1279    159:2439    160:3643   
 161:1912    162:3747    163:2047    164:1727    165:2234    166:1452   
 167:1901    168:4232    169:800     170:5314    171:1003    172:4467   
 173:3254    174:908     175:1289    176:3741    177:5484    178:3856   
 179:2456    180:2628    181:4197    182:3371    183:2030    184:2146   
 185:21703   186:5476    187:4818    188:4212    189:4419    190:9862   
 191:1938    192:11220   193:9463    194:7852    195:5623    196:3640   
 197:3822    198:6093    199:8465    200:8525    201:6396    202:10478  
 203:10672   204:4536    205:3657    206:4620    207:3455    208:4223   
 209:5174    210:4604    211:2526    212:4576    213:3825    214:1030   
 215:48      216:6667    217:3176    218:1350    219:385     220:2084   
 221:1070    222:713     223:2323   

End of report


More information about the ren-bgp-stats-all mailing list