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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 28 18:45:18 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 28 Feb, 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:                              993232
    Prefixes after maximum aggregation (per Origin AS):          373116
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      475396
    Number of IPv4 prefixes with a valid ROA:                    545064
    Number of IPv4 prefixes with an invalid ROA:                    628
    Number of IPv4 prefixes with no ROA:                         447540
Total ASes present in the Internet Routing Table:                 76687
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65814
Origin ASes announcing only one prefix:                           26550
Transit ASes present in the Internet Routing Table:               10873
Transit-only ASes present in the Internet Routing Table:            538
Paths with bogon ASNs present in the IPv4 Routing Table:             85
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1015
    Number of instances of unregistered ASNs:                      1020
Number of 32-bit ASNs allocated by the RIRs:                      46213
Number of 32-bit ASNs visible in the Routing Table:               37932
Prefixes from 32-bit ASNs in the Routing Table:                  205543
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:            497
Number of addresses announced to Internet:                   3109731072
    Equivalent to 185 /8s, 90 /16s and 187 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      328220

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

Prefixes being announced by APNIC Region ASes:                   256878
    Total APNIC prefixes after maximum aggregation:               76128
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248893
    Unique aggregates announced from the APNIC address blocks:   102644
APNIC Region origin ASes present in the Internet Routing Table:   14509
    APNIC Prefixes per ASN:                                       17.15
APNIC Region origin ASes announcing only one prefix:               4416
APNIC Region transit ASes present in the Internet Routing Table:   1928
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10024
Number of APNIC addresses announced to Internet:              749827584
    Equivalent to 44 /8s, 177 /16s and 118 /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:                    290056
    Total ARIN prefixes after maximum aggregation:               127769
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291920
    Unique aggregates announced from the ARIN address blocks:    135958
ARIN Region origin ASes present in the Internet Routing Table:    19232
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7049
ARIN Region transit ASes present in the Internet Routing Table:    1969
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:    5172
Number of ARIN addresses announced to Internet:              1348282368
    Equivalent to 80 /8s, 93 /16s and 40 /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:                    275715
    Total RIPE prefixes after maximum aggregation:               132419
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272890
    Unique aggregates announced from the RIPE address blocks:    172424
RIPE Region origin ASes present in the Internet Routing Table:    28904
    RIPE Prefixes per ASN:                                         9.44
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    3951
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12306
Number of RIPE addresses announced to Internet:               732791296
    Equivalent to 43 /8s, 173 /16s and 130 /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:                  132046
    Total LACNIC prefixes after maximum aggregation:              29233
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         128741
    Unique aggregates announced from the LACNIC address blocks:   48856
LACNIC Region origin ASes present in the Internet Routing Table:  11210
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2353
LACNIC Region transit ASes present in the Internet Routing Table:  2480
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:  9150
Number of LACNIC addresses announced to Internet:             173796608
    Equivalent to 10 /8s, 91 /16s and 237 /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:                  37522
    Total AfriNIC prefixes after maximum aggregation:              6919
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         50291
    Unique aggregates announced from the AfriNIC address blocks:  15077
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.22
AfriNIC Region origin ASes announcing only one prefix:              664
AfriNIC Region transit ASes present in the Internet Routing Table:  380
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: 1280
Number of AfriNIC addresses announced to Internet:            104781056
    Equivalent to 6 /8s, 62 /16s and 213 /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       10322       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6212        843     656  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4330        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3921       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3675       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3265       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2842        855     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2149        434     191  TATACOMM-AS TATA Communications formerly 

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       12808      39186    3778  AMAZON-02, US
   174        5221       8763     938  COGENT-174, US
 11492        4704        312     566  CABLEONE, US
  7155        4175        286      83  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3373       3033     181  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3055       1300    2226  AKAMAI-AS, US
396982        2934       3660     452  GOOGLE-CLOUD-PLATFORM, US
 30036        2580        358     337  MEDIACOM-ENTERPRISE-BUSINESS, 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        7758       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3996       3395     129  AKAMAI-ASN1, NL
  9009        3761        322    1925  M247, RO
 12389        2984       2303     894  ROSTELECOM-AS, RU
 34984        2367        361     580  TELLCOM-AS, TR
212238        2007        145    1482  CDNEXT, GB
  8452        1617       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1490         98     749  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       11823       3235     591  UNINET, MX
 10620        3547        492     953  Telmex Colombia S.A., CO
 13999        2513        539     370  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1350       2436     268  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1169        371      22  Telefonica del Peru S.A.A., PE
 11664        1165        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1127        374     163  Axtel, S.A.B. de C.V., MX

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        1683        599      30  RAYA-AS, EG
 24863        1619        389      16  LINKdotNET-AS, EG
 29571        1570         99     102  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     286  ETISALAT-MISR, EG
 20011        1292        202     342  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1013        523      45  Vodafone-, EG
 37069         847       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         558       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       12808      39186    3778  AMAZON-02, US
  8151       11823       3235     591  UNINET, MX
  9808       10322       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7758       1714     145  UNI2-AS, ES
  7545        6212        843     656  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5221       8763     938  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4704        312     566  CABLEONE, US
 18403        4330        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  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       11823        11232  UNINET, MX
  9808       10322        10235  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7758         7613  UNI2-AS, ES
  7545        6212         5556  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4330         4305  FPT-AS-AP FPT Telecom Company, VN
   174        5221         4283  COGENT-174, US
 11492        4704         4138  CABLEONE, US
  7155        4175         4092  VIASAT-SP-BACKBONE, US
  9498        4215         3942  BBIL-AP BHARTI Airtel Ltd., IN

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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, 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

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      /10:42      /11:92      /12:304     
/13:586     /14:1230    /15:2187    /16:14030   /17:8353    /18:13892   
/19:24761   /20:44437   /21:52672   /22:113499  /23:105046  /24:612069  
/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        6712        7758  UNI2-AS, ES
  8151        5995       11823  UNINET, MX
 11492        3555        4704  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3620  SHAW, CA
  7155        3121        4175  VIASAT-SP-BACKBONE, US
 22773        2510        3373  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2276       12808  AMAZON-02, US
 30036        2240        2580  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2187        3547  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)
----------------------------------------------

   1:2287      2:1525      3:576       4:10        5:4844      6:167    
   7:6         8:1553      9:1        11:172      12:1379     13:350    
  14:2513     15:350      16:277      17:357      18:919      20:461    
  21:4        22:188      23:7373     24:2769     25:2        27:2738   
  29:19       31:3204     32:43       34:82       35:201      36:2413   
  37:4632     38:10026    39:898      40:153      41:4444     42:1981   
  43:2549     44:350      45:19110    46:5034     47:290      49:1984   
  50:1896     51:589      52:1571     54:302      55:920      56:9      
  57:252      58:2222     59:1205     60:1167     61:3001     62:2970   
  63:1842     64:5533     65:2191     66:4689     67:3082     68:1119   
  69:4002     70:1106     71:616      72:2944     74:2802     75:1653   
  76:611      77:2784     78:1863     79:1732     80:2222     81:2040   
  82:2710     83:1405     84:1810     85:3370     86:1029     87:2418   
  88:1301     89:4315     90:778      91:8396     92:2809     93:2903   
  94:3924     95:4265     96:1344     97:318      98:972      99:739    
 100:71      101:1383    102:4173    103:32471   104:4812    105:1231   
 106:996     107:2595    108:1216    109:4138    110:2222    111:3314   
 112:2045    113:1804    114:1948    115:2202    116:2079    117:2758   
 118:2804    119:1961    120:1881    121:1362    122:2783    123:2315   
 124:1585    125:2871    126:90      128:1588    129:1026    130:1299   
 131:1903    132:796     133:450     134:1530    135:375     136:1316   
 137:1119    138:3053    139:1616    140:1561    141:1485    142:1848   
 143:1646    144:1049    145:473     146:2145    147:2071    148:2589   
 149:2945    150:1245    151:1705    152:2123    153:574     154:7751   
 155:1624    156:3160    157:1899    158:1264    159:2437    160:3627   
 161:1966    162:3705    163:1864    164:1729    165:2201    166:1366   
 167:1899    168:4205    169:803     170:5276    171:1002    172:4370   
 173:3261    174:914     175:1283    176:3671    177:5411    178:3826   
 179:2384    180:2609    181:4131    182:3376    183:2048    184:2310   
 185:21662   186:5424    187:4710    188:4217    189:4395    190:9831   
 191:1928    192:11178   193:9435    194:7815    195:5615    196:3599   
 197:3810    198:6122    199:8390    200:8469    201:6412    202:10447  
 203:10657   204:4541    205:3638    206:4631    207:3478    208:4211   
 209:5189    210:4595    211:2522    212:4538    213:3807    214:1055   
 215:42      216:6613    217:3178    218:1353    219:386     220:2098   
 221:1054    222:715     223:2322   

End of report


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