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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Apr 14 18:45:31 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 14 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:                              997225
    Prefixes after maximum aggregation (per Origin AS):          375858
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      477229
    Number of IPv4 prefixes with a valid ROA:                    551528
    Number of IPv4 prefixes with an invalid ROA:                    422
    Number of IPv4 prefixes with no ROA:                         445273
Total ASes present in the Internet Routing Table:                 76779
    Prefixes per ASN:                                             12.99
Origin-only ASes present in the Internet Routing Table:           65875
Origin ASes announcing only one prefix:                           26545
Transit ASes present in the Internet Routing Table:               10904
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:                                     128
    Max AS path prepend of ASN ( 37447)                             125
Prefixes from unregistered ASNs in the Routing Table:              1108
    Number of instances of unregistered ASNs:                      1109
Number of 32-bit ASNs allocated by the RIRs:                      46183
Number of 32-bit ASNs visible in the Routing Table:               38122
Prefixes from 32-bit ASNs in the Routing Table:                  206935
Number of bogon 32-bit ASNs visible in the Routing Table:            20
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            478
Number of addresses announced to Internet:                   3107091712
    Equivalent to 185 /8s, 50 /16s and 117 /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:      329770

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

Prefixes being announced by APNIC Region ASes:                   257642
    Total APNIC prefixes after maximum aggregation:               76398
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          249289
    Unique aggregates announced from the APNIC address blocks:   102769
APNIC Region origin ASes present in the Internet Routing Table:   14549
    APNIC Prefixes per ASN:                                       17.13
APNIC Region origin ASes announcing only one prefix:               4434
APNIC Region transit ASes present in the Internet Routing Table:   1931
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10075
Number of APNIC addresses announced to Internet:              748467456
    Equivalent to 44 /8s, 156 /16s and 181 /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:                    291918
    Total ARIN prefixes after maximum aggregation:               129164
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           293209
    Unique aggregates announced from the ARIN address blocks:    137532
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                7028
ARIN Region transit ASes present in the Internet Routing Table:    1956
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:    5182
Number of ARIN addresses announced to Internet:              1349461248
    Equivalent to 80 /8s, 111 /16s and 37 /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:                    276723
    Total RIPE prefixes after maximum aggregation:               133447
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274297
    Unique aggregates announced from the RIPE address blocks:    173869
RIPE Region origin ASes present in the Internet Routing Table:    28937
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12044
RIPE Region transit ASes present in the Internet Routing Table:    3963
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:   12398
Number of RIPE addresses announced to Internet:               731916544
    Equivalent to 43 /8s, 160 /16s and 41 /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:                  132151
    Total LACNIC prefixes after maximum aggregation:              29352
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128680
    Unique aggregates announced from the LACNIC address blocks:   48855
LACNIC Region origin ASes present in the Internet Routing Table:  11240
    LACNIC Prefixes per ASN:                                      11.45
LACNIC Region origin ASes announcing only one prefix:              2384
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:             171783168
    Equivalent to 10 /8s, 61 /16s and 52 /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:                  37683
    Total AfriNIC prefixes after maximum aggregation:              6832
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         51272
    Unique aggregates announced from the AfriNIC address blocks:  13792
AfriNIC Region origin ASes present in the Internet Routing Table:  1915
    AfriNIC Prefixes per ASN:                                     26.77
AfriNIC Region origin ASes announcing only one prefix:              655
AfriNIC Region transit ASes present in the Internet Routing Table:  383
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                      128
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1283
Number of AfriNIC addresses announced to Internet:            105227776
    Equivalent to 6 /8s, 69 /16s and 166 /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        6210        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4252        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4220        530     274  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3924       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3677       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3267       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2854        849     538  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2170      11523     632  KIXS-AS-KR Korea Telecom, KR
 45090        2170       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       13157      39687    4089  AMAZON-02, US
   174        5366       8765     959  COGENT-174, US
 11492        4692        311     589  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        3073       1291    2245  AKAMAI-AS, US
396982        2953       3649     467  GOOGLE-CLOUD-PLATFORM, US
 36352        2657        219     812  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        3991       3395     128  AKAMAI-ASN1, NL
  9009        3779        326    1963  M247, RO
 12389        3067       2303     888  ROSTELECOM-AS, RU
 34984        2363        360     581  TELLCOM-AS, TR
212238        2091        148    1541  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       11982       3245     585  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        1743        607      31  RAYA-AS, EG
 24863        1645        389      16  LINKdotNET-AS, EG
 29571        1581        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        1021        521      42  Vodafone-, EG
 37069         932       1099      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         560       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       13157      39687    4089  AMAZON-02, US
  8151       11982       3245     585  UNINET, MX
  9808       10305       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7712       1714     145  UNI2-AS, ES
  7545        6210        843     652  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5366       8765     959  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4692        311     589  CABLEONE, US
 18403        4252        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4220        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       11982        11397  UNINET, MX
  9808       10305        10217  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
  7545        6210         5558  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5366         4407  COGENT-174, US
 18403        4252         4227  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4103  CABLEONE, US
  9498        4220         3946  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3924         3898  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
23.140.216.0/24      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      /12:301     
/13:584     /14:1230    /15:2183    /16:14006   /17:8355    /18:13918   
/19:24794   /20:44307   /21:52542   /22:113429  /23:105617  /24:615793  
/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        7712  UNI2-AS, ES
  8151        6161       11982  UNINET, MX
 11492        3530        4692  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        2339       13157  AMAZON-02, US
 30036        2216        2556  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)
----------------------------------------------

   1:2347      2:1530      3:615       4:10        5:4922      6:162    
   7:6         8:1551      9:1        11:172      12:1370     13:350    
  14:2510     15:351      16:281      17:365      18:921      20:490    
  21:4        22:188      23:7446     24:2892     25:2        27:2767   
  29:19       31:3272     32:45       34:84       35:202      36:2402   
  37:4684     38:10073    39:897      40:160      41:4401     42:1908   
  43:2585     44:374      45:19175    46:5007     47:288      49:1932   
  50:1903     51:591      52:1554     54:298      55:1089     56:11     
  57:260      58:2206     59:1284     60:1171     61:2998     62:2990   
  63:1842     64:5522     65:2185     66:4706     67:3105     68:1125   
  69:4018     70:1069     71:627      72:2916     74:2819     75:1608   
  76:597      77:2851     78:1882     79:1754     80:2214     81:2051   
  82:3120     83:1434     84:1852     85:3412     86:1042     87:2410   
  88:1300     89:4337     90:779      91:8400     92:2791     93:2905   
  94:4085     95:4357     96:1442     97:313      98:996      99:641    
 100:71      101:1405    102:4141    103:32298   104:4783    105:1226   
 106:983     107:2614    108:1208    109:4139    110:2227    111:3356   
 112:2045    113:1821    114:1969    115:2247    116:2074    117:2737   
 118:2818    119:1959    120:1875    121:1368    122:2774    123:2399   
 124:1586    125:2862    126:91      128:1587    129:1026    130:1290   
 131:1959    132:784     133:451     134:1532    135:376     136:1312   
 137:1118    138:3045    139:1606    140:1579    141:1482    142:1928   
 143:1653    144:1062    145:520     146:2168    147:2105    148:2660   
 149:2984    150:1250    151:1741    152:2118    153:573     154:8275   
 155:1656    156:3214    157:1885    158:1281    159:2437    160:3639   
 161:1911    162:3724    163:2050    164:1728    165:2234    166:1453   
 167:1908    168:4246    169:801     170:5293    171:1001    172:4480   
 173:3240    174:910     175:1287    176:3739    177:5481    178:3869   
 179:2454    180:2627    181:4198    182:3362    183:2025    184:2145   
 185:21704   186:5480    187:4806    188:4209    189:4428    190:9865   
 191:1937    192:11223   193:9473    194:7843    195:5616    196:3662   
 197:3818    198:6098    199:8468    200:8488    201:6345    202:10455  
 203:10670   204:4532    205:3659    206:4640    207:3454    208:4220   
 209:5171    210:4595    211:2526    212:4575    213:3832    214:1032   
 215:48      216:6669    217:3180    218:1350    219:385     220:2084   
 221:1063    222:711     223:2318   

End of report


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