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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Apr 22 18:45:26 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Tue 22 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:                              998479
    Prefixes after maximum aggregation (per Origin AS):          376221
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      477951
    Number of IPv4 prefixes with a valid ROA:                    552742
    Number of IPv4 prefixes with an invalid ROA:                    518
    Number of IPv4 prefixes with no ROA:                         445218
Total ASes present in the Internet Routing Table:                 76837
    Prefixes per ASN:                                             12.99
Origin-only ASes present in the Internet Routing Table:           65945
Origin ASes announcing only one prefix:                           26576
Transit ASes present in the Internet Routing Table:               10892
Transit-only ASes present in the Internet Routing Table:            535
Paths with bogon ASNs present in the IPv4 Routing Table:             82
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:              1099
    Number of instances of unregistered ASNs:                      1100
Number of 32-bit ASNs allocated by the RIRs:                      46261
Number of 32-bit ASNs visible in the Routing Table:               38185
Prefixes from 32-bit ASNs in the Routing Table:                  207344
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:            485
Number of addresses announced to Internet:                   3106580224
    Equivalent to 185 /8s, 42 /16s and 167 /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:      330114

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

Prefixes being announced by APNIC Region ASes:                   257898
    Total APNIC prefixes after maximum aggregation:               76425
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          249507
    Unique aggregates announced from the APNIC address blocks:   102966
APNIC Region origin ASes present in the Internet Routing Table:   14589
    APNIC Prefixes per ASN:                                       17.10
APNIC Region origin ASes announcing only one prefix:               4453
APNIC Region transit ASes present in the Internet Routing Table:   1935
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:  10113
Number of APNIC addresses announced to Internet:              748368128
    Equivalent to 44 /8s, 155 /16s and 49 /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:                    292487
    Total ARIN prefixes after maximum aggregation:               129276
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           293925
    Unique aggregates announced from the ARIN address blocks:    137924
ARIN Region origin ASes present in the Internet Routing Table:    19229
    ARIN Prefixes per ASN:                                        15.29
ARIN Region origin ASes announcing only one prefix:                7036
ARIN Region transit ASes present in the Internet Routing Table:    1958
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5191
Number of ARIN addresses announced to Internet:              1349034496
    Equivalent to 80 /8s, 104 /16s and 162 /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:                    276804
    Total RIPE prefixes after maximum aggregation:               133641
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274348
    Unique aggregates announced from the RIPE address blocks:    173981
RIPE Region origin ASes present in the Internet Routing Table:    28947
    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:    3955
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12414
Number of RIPE addresses announced to Internet:               731857408
    Equivalent to 43 /8s, 159 /16s and 66 /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:                  132387
    Total LACNIC prefixes after maximum aggregation:              29366
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128862
    Unique aggregates announced from the LACNIC address blocks:   48857
LACNIC Region origin ASes present in the Internet Routing Table:  11240
    LACNIC Prefixes per ASN:                                      11.46
LACNIC Region origin ASes announcing only one prefix:              2384
LACNIC Region transit ASes present in the Internet Routing Table:  2477
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:             171776256
    Equivalent to 10 /8s, 61 /16s and 25 /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:                  37804
    Total AfriNIC prefixes after maximum aggregation:              6854
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         51352
    Unique aggregates announced from the AfriNIC address blocks:  13813
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     26.79
AfriNIC Region origin ASes announcing only one prefix:              652
AfriNIC Region transit ASes present in the Internet Routing Table:  382
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:            105314816
    Equivalent to 6 /8s, 70 /16s and 250 /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       10347       8753      89  CHINAMOBILE-CN China Mobile Communication
  7545        6212        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4256        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4222        530     271  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3677       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3267       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2857        851     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2176      11524     637  KIXS-AS-KR Korea Telecom, KR
 45090        2171       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       13243      39708    4110  AMAZON-02, US
   174        5441       8760     929  COGENT-174, US
 11492        4685        311     590  CABLEONE, US
  7155        3859        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3395       3034     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54879    2505  DNIC-AS-00749, US
 16625        3076       1291    2246  AKAMAI-AS, US
396982        2963       3651     472  GOOGLE-CLOUD-PLATFORM, US
 36352        2731        224     833  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        7717       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4004       3395     128  AKAMAI-ASN1, NL
  9009        3772        325    1960  M247, RO
 12389        3069       2303     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2362        360     584  TELLCOM-AS, TR
212238        2105        150    1545  CDNEXT, GB
  8452        1640       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1438         95     742  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       11989       3243     592  UNINET, MX
 10620        3517        485     992  Telmex Colombia S.A., CO
 13999        2511        539     364  Mega Cable, S.A. de C.V., MX
 11830        1968        369      64  Instituto Costarricense de Electricidad y
 28573        1357       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1331        784     204  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1189        371      21  Telefonica del Peru S.A.A., PE
 11664        1182        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1112         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1054         67     380  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        1589        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1433       1518     283  ETISALAT-MISR, EG
 20011        1296        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1020        521      42  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       13243      39708    4110  AMAZON-02, US
  8151       11989       3243     592  UNINET, MX
  9808       10347       8753      89  CHINAMOBILE-CN China Mobile Communication
 12479        7717       1714     145  UNI2-AS, ES
  7545        6212        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5441       8760     929  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4685        311     590  CABLEONE, US
 18403        4256        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4222        530     271  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       11989        11397  UNINET, MX
  9808       10347        10258  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7717         7572  UNI2-AS, ES
  7545        6212         5559  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5441         4512  COGENT-174, US
 18403        4256         4231  FPT-AS-AP FPT Telecom Company, VN
 11492        4685         4095  CABLEONE, US
  9498        4222         3951  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913         3887  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      /12:302     
/13:583     /14:1235    /15:2180    /16:14001   /17:8355    /18:13918   
/19:24792   /20:44302   /21:52547   /22:113430  /23:105840  /24:616828  
/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        6638        7717  UNI2-AS, ES
  8151        6172       11989  UNINET, MX
 11492        3527        4685  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2818        3859  VIASAT-SP-BACKBONE, US
 22773        2532        3395  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2360       13243  AMAZON-02, US
 30036        2222        2562  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3517  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)
----------------------------------------------

   1:2353      2:1532      3:619       4:10        5:4927      6:163    
   7:6         8:1558      9:1        11:172      12:1369     13:355    
  14:2517     15:352      16:283      17:366      18:922      20:519    
  21:4        22:188      23:7485     24:2887     25:2        27:2767   
  29:19       31:3275     32:44       34:84       35:205      36:2400   
  37:4690     38:10189    39:905      40:166      41:4460     42:1906   
  43:2585     44:377      45:19229    46:5050     47:291      49:1929   
  50:1904     51:591      52:1558     54:298      55:1085     56:11     
  57:263      58:2206     59:1284     60:1171     61:2999     62:3016   
  63:1838     64:5550     65:2205     66:4704     67:3106     68:1127   
  69:4022     70:1064     71:624      72:2901     74:2818     75:1620   
  76:615      77:2842     78:1885     79:1750     80:2220     81:2066   
  82:3189     83:1434     84:1854     85:3421     86:1047     87:2410   
  88:1292     89:4307     90:785      91:8403     92:2722     93:2899   
  94:4073     95:4358     96:1461     97:313      98:996      99:665    
 100:72      101:1401    102:4147    103:32349   104:4825    105:1230   
 106:979     107:2620    108:1213    109:4125    110:2232    111:3351   
 112:2050    113:1811    114:1972    115:2254    116:2071    117:2736   
 118:2822    119:1960    120:1878    121:1368    122:2776    123:2399   
 124:1585    125:2861    126:91      128:1585    129:1023    130:1308   
 131:1980    132:782     133:451     134:1536    135:377     136:1314   
 137:1127    138:3064    139:1615    140:1580    141:1494    142:1928   
 143:1665    144:1068    145:519     146:2163    147:2113    148:2673   
 149:2990    150:1253    151:1741    152:2116    153:567     154:8280   
 155:1652    156:3211    157:1889    158:1293    159:2439    160:3660   
 161:1913    162:3759    163:2094    164:1730    165:2227    166:1448   
 167:1908    168:4229    169:798     170:5296    171:1003    172:4486   
 173:3268    174:904     175:1296    176:3728    177:5480    178:3807   
 179:2453    180:2627    181:4199    182:3373    183:2014    184:2147   
 185:21727   186:5474    187:4789    188:4217    189:4432    190:9858   
 191:1950    192:11256   193:9493    194:7840    195:5617    196:3659   
 197:3831    198:6118    199:8484    200:8544    201:6386    202:10470  
 203:10687   204:4534    205:3647    206:4615    207:3460    208:4226   
 209:5173    210:4603    211:2532    212:4561    213:3826    214:1027   
 215:48      216:6685    217:3193    218:1348    219:385     220:2084   
 221:1059    222:712     223:2324   

End of report


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