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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Feb 27 18:45:15 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Thu 27 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:                              993178
    Prefixes after maximum aggregation (per Origin AS):          373156
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      476291
    Number of IPv4 prefixes with a valid ROA:                    544705
    Number of IPv4 prefixes with an invalid ROA:                    621
    Number of IPv4 prefixes with no ROA:                         447852
Total ASes present in the Internet Routing Table:                 76678
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65796
Origin ASes announcing only one prefix:                           26556
Transit ASes present in the Internet Routing Table:               10882
Transit-only ASes present in the Internet Routing Table:            534
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:              1049
    Number of instances of unregistered ASNs:                      1054
Number of 32-bit ASNs allocated by the RIRs:                      46208
Number of 32-bit ASNs visible in the Routing Table:               37905
Prefixes from 32-bit ASNs in the Routing Table:                  205411
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:            515
Number of addresses announced to Internet:                   3109469952
    Equivalent to 185 /8s, 86 /16s and 191 /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:      328240

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

Prefixes being announced by APNIC Region ASes:                   256903
    Total APNIC prefixes after maximum aggregation:               76123
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248875
    Unique aggregates announced from the APNIC address blocks:   102674
APNIC Region origin ASes present in the Internet Routing Table:   14501
    APNIC Prefixes per ASN:                                       17.16
APNIC Region origin ASes announcing only one prefix:               4430
APNIC Region transit ASes present in the Internet Routing Table:   1927
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:  10013
Number of APNIC addresses announced to Internet:              749895936
    Equivalent to 44 /8s, 178 /16s and 129 /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:                    290094
    Total ARIN prefixes after maximum aggregation:               127852
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292035
    Unique aggregates announced from the ARIN address blocks:    135985
ARIN Region origin ASes present in the Internet Routing Table:    19235
    ARIN Prefixes per ASN:                                        15.18
ARIN Region origin ASes announcing only one prefix:                7045
ARIN Region transit ASes present in the Internet Routing Table:    1970
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:    5165
Number of ARIN addresses announced to Internet:              1348333568
    Equivalent to 80 /8s, 93 /16s and 240 /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:                    275617
    Total RIPE prefixes after maximum aggregation:               132379
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272827
    Unique aggregates announced from the RIPE address blocks:    173265
RIPE Region origin ASes present in the Internet Routing Table:    28899
    RIPE Prefixes per ASN:                                         9.44
RIPE Region origin ASes announcing only one prefix:               12058
RIPE Region transit ASes present in the Internet Routing Table:    3958
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12298
Number of RIPE addresses announced to Internet:               732391936
    Equivalent to 43 /8s, 167 /16s and 106 /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:                  131989
    Total LACNIC prefixes after maximum aggregation:              29208
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         128699
    Unique aggregates announced from the LACNIC address blocks:   48843
LACNIC Region origin ASes present in the Internet Routing Table:  11209
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2357
LACNIC Region transit ASes present in the Internet Routing Table:  2483
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:  9149
Number of LACNIC addresses announced to Internet:             173794048
    Equivalent to 10 /8s, 91 /16s and 227 /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:                  37526
    Total AfriNIC prefixes after maximum aggregation:              6936
    AfriNIC Deaggregation factor:                                  5.41
Prefixes being announced from the AfriNIC address blocks:         50227
    Unique aggregates announced from the AfriNIC address blocks:  15110
AfriNIC Region origin ASes present in the Internet Routing Table:  1922
    AfriNIC Prefixes per ASN:                                     26.13
AfriNIC Region origin ASes announcing only one prefix:              666
AfriNIC Region transit ASes present in the Internet Routing Table:  381
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet:            104793856
    Equivalent to 6 /8s, 63 /16s and 7 /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       10320       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6215        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4321        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3843       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3675       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3266       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2838        851     530  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       12773      39185    3779  AMAZON-02, US
   174        5208       8763     938  COGENT-174, US
 11492        4705        312     562  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        3040       1296    2216  AKAMAI-AS, US
396982        2934       3660     452  GOOGLE-CLOUD-PLATFORM, US
 30036        2584        358     316  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        3983       3395     129  AKAMAI-ASN1, NL
  9009        3755        322    1924  M247, RO
 12389        2985       2303     894  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        2002        145    1479  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       11816       3235     591  UNINET, MX
 10620        3545        492     952  Telmex Colombia S.A., CO
 13999        2502        541     368  Mega Cable, S.A. de C.V., MX
 11830        1991        369      64  Instituto Costarricense de Electricidad y
 28573        1348       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1166        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1162        371      22  Telefonica del Peru S.A.A., PE
 28202        1132         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1130        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        1569         99     101  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       12773      39185    3779  AMAZON-02, US
  8151       11816       3235     591  UNINET, MX
  9808       10320       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7758       1714     145  UNI2-AS, ES
  7545        6215        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5208       8763     938  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4705        312     562  CABLEONE, US
 18403        4321        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       11816        11225  UNINET, MX
  9808       10320        10233  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7758         7613  UNI2-AS, ES
  7545        6215         5557  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4321         4296  FPT-AS-AP FPT Telecom Company, VN
   174        5208         4270  COGENT-174, US
 11492        4705         4143  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
23.135.84.0/24       Origin:      2914  NTT-DATA-2914, US
23.135.84.0/24      Transit:     37100  SEACOM-AS, MU
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

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    /15:2184    /16:14023   /17:8347    /18:13881   
/19:24761   /20:44452   /21:52611   /22:113473  /23:105042  /24:612118  
/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        5987       11816  UNINET, MX
 11492        3556        4705  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        2274       12773  AMAZON-02, US
 30036        2244        2584  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2185        3545  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)
----------------------------------------------

   1:2300      2:1518      3:572       4:10        5:4840      6:167    
   7:6         8:1553      9:1        11:172      12:1380     13:349    
  14:2516     15:351      16:276      17:357      18:918      20:461    
  21:4        22:188      23:7367     24:2772     25:2        27:2733   
  29:19       31:3201     32:43       34:82       35:201      36:2416   
  37:4632     38:10027    39:897      40:154      41:4460     42:1976   
  43:2547     44:355      45:19094    46:5033     47:292      49:1983   
  50:1896     51:589      52:1570     54:300      55:1075     56:9      
  57:253      58:2226     59:1204     60:1167     61:3000     62:2976   
  63:1841     64:5531     65:2191     66:4699     67:3083     68:1120   
  69:4004     70:1106     71:617      72:2942     74:2805     75:1652   
  76:611      77:2787     78:1864     79:1733     80:2224     81:2038   
  82:2702     83:1402     84:1810     85:3369     86:1029     87:2422   
  88:1302     89:4310     90:776      91:8409     92:2811     93:2898   
  94:3923     95:4266     96:1359     97:318      98:974      99:740    
 100:71      101:1362    102:4174    103:32469   104:4808    105:1230   
 106:996     107:2595    108:1215    109:4137    110:2223    111:3314   
 112:2047    113:1810    114:1941    115:2201    116:2082    117:2756   
 118:2804    119:1960    120:1881    121:1362    122:2781    123:2319   
 124:1583    125:2873    126:90      128:1591    129:1026    130:1297   
 131:1898    132:799     133:450     134:1531    135:375     136:1315   
 137:1112    138:3042    139:1616    140:1564    141:1486    142:1849   
 143:1640    144:1051    145:473     146:2145    147:2073    148:2585   
 149:2958    150:1244    151:1701    152:2122    153:574     154:7698   
 155:1626    156:3131    157:1898    158:1263    159:2426    160:3629   
 161:1965    162:3708    163:1864    164:1729    165:2202    166:1364   
 167:1900    168:4198    169:803     170:5268    171:1002    172:4358   
 173:3269    174:915     175:1274    176:3670    177:5423    178:3825   
 179:2393    180:2607    181:4118    182:3364    183:2048    184:2308   
 185:21682   186:5410    187:4714    188:4216    189:4402    190:9821   
 191:1963    192:11176   193:9433    194:7812    195:5612    196:3601   
 197:3810    198:6112    199:8362    200:8469    201:6417    202:10472  
 203:10650   204:4545    205:3652    206:4636    207:3473    208:4213   
 209:5192    210:4594    211:2521    212:4541    213:3800    214:1060   
 215:42      216:6628    217:3142    218:1352    219:386     220:2109   
 221:1055    222:715     223:2323   

End of report


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