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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 23 18:46:10 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Thu 23 Jan, 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:                              989693
    Prefixes after maximum aggregation (per Origin AS):          371100
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      472755
    Number of IPv4 prefixes with a valid ROA:                    534964
    Number of IPv4 prefixes with an invalid ROA:                    450
    Number of IPv4 prefixes with no ROA:                         454279
Total ASes present in the Internet Routing Table:                 76507
    Prefixes per ASN:                                             12.94
Origin-only ASes present in the Internet Routing Table:           65782
Origin ASes announcing only one prefix:                           26496
Transit ASes present in the Internet Routing Table:               10725
Transit-only ASes present in the Internet Routing Table:            518
Paths with bogon ASNs present in the IPv4 Routing Table:             27
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                      58
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1098
    Number of instances of unregistered ASNs:                      1105
Number of 32-bit ASNs allocated by the RIRs:                      46064
Number of 32-bit ASNs visible in the Routing Table:               37698
Prefixes from 32-bit ASNs in the Routing Table:                  204073
Number of bogon 32-bit ASNs visible in the Routing Table:            29
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            534
Number of addresses announced to Internet:                   3117100544
    Equivalent to 185 /8s, 203 /16s and 46 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      326336

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

Prefixes being announced by APNIC Region ASes:                   256431
    Total APNIC prefixes after maximum aggregation:               76046
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248111
    Unique aggregates announced from the APNIC address blocks:   102484
APNIC Region origin ASes present in the Internet Routing Table:   14427
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4413
APNIC Region transit ASes present in the Internet Routing Table:   1893
Average APNIC Region AS path length visible:                        7.5
    Max APNIC Region AS path length visible:                         42
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9954
Number of APNIC addresses announced to Internet:              755152896
    Equivalent to 45 /8s, 2 /16s and 184 /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, 131072-153913
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:                    289132
    Total ARIN prefixes after maximum aggregation:               126886
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           290846
    Unique aggregates announced from the ARIN address blocks:    134390
ARIN Region origin ASes present in the Internet Routing Table:    19190
    ARIN Prefixes per ASN:                                        15.16
ARIN Region origin ASes announcing only one prefix:                7022
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         6.9
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5119
Number of ARIN addresses announced to Internet:              1346386176
    Equivalent to 80 /8s, 64 /16s and 57 /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:                    274252
    Total RIPE prefixes after maximum aggregation:               131613
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271153
    Unique aggregates announced from the RIPE address blocks:    171244
RIPE Region origin ASes present in the Internet Routing Table:    28865
    RIPE Prefixes per ASN:                                         9.39
RIPE Region origin ASes announcing only one prefix:               12045
RIPE Region transit ASes present in the Internet Routing Table:    3894
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12224
Number of RIPE addresses announced to Internet:               733160192
    Equivalent to 43 /8s, 179 /16s and 35 /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:                  132166
    Total LACNIC prefixes after maximum aggregation:              29048
    LACNIC Deaggregation factor:                                   4.55
Prefixes being announced from the LACNIC address blocks:         129348
    Unique aggregates announced from the LACNIC address blocks:   48803
LACNIC Region origin ASes present in the Internet Routing Table:  11197
    LACNIC Prefixes per ASN:                                      11.55
LACNIC Region origin ASes announcing only one prefix:              2359
LACNIC Region transit ASes present in the Internet Routing Table:  2476
Average LACNIC Region AS path length visible:                       7.7
    Max LACNIC Region AS path length visible:                        58
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9126
Number of LACNIC addresses announced to Internet:             177499136
    Equivalent to 10 /8s, 148 /16s and 108 /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:                  36614
    Total AfriNIC prefixes after maximum aggregation:              6815
    AfriNIC Deaggregation factor:                                  5.37
Prefixes being announced from the AfriNIC address blocks:         49701
    Unique aggregates announced from the AfriNIC address blocks:  15408
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     25.93
AfriNIC Region origin ASes announcing only one prefix:              657
AfriNIC Region transit ASes present in the Internet Routing Table:  372
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of AfriNIC addresses announced to Internet:            104638976
    Equivalent to 6 /8s, 60 /16s and 170 /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       10337       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4221        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4151        528     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3254       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2821        846     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     190  TATACOMM-AS TATA Communications formerly 
 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       12629      38858    3709  AMAZON-02, US
   174        6073       8760     893  COGENT-174, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
  6327        3615       1320      81  SHAW, CA
 22773        3383       3033     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        2973       1280    2183  AKAMAI-AS, US
396982        2905       3657     444  GOOGLE-CLOUD-PLATFORM, US
 30036        2574        358     270  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        7725       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3987       3395     127  AKAMAI-ASN1, NL
  9009        3754        322    1904  M247, RO
 12389        2978       2301     888  ROSTELECOM-AS, RU
 34984        2369        361     578  TELLCOM-AS, TR
212238        1901        136    1401  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1499         99     752  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       11693       3228     603  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2511        539     364  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1154        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1108        371      22  Telefonica del Peru S.A.A., PE

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        1682        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 29571        1546         97     106  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 20011        1281        198     332  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 37069         839       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         555         82       3  KENET-AS, KE

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       12629      38858    3709  AMAZON-02, US
  8151       11693       3228     603  UNINET, MX
  9808       10337       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7725       1711     144  UNI2-AS, ES
  7545        6196        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6073       8760     893  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4221        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US

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       11693        11090  UNINET, MX
  9808       10337        10250  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7725         7581  UNI2-AS, ES
  7545        6196         5536  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6073         5180  COGENT-174, US
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4221         4198  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
  7552        3912         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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     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

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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     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
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, 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      /11:93      /12:310     
/13:589     /14:1233    /15:2193    /16:14021   /17:8331    /18:13874   
/19:24756   /20:44389   /21:52672   /22:113261  /23:104598  /24:609299  
/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        6686        7725  UNI2-AS, ES
  8151        5864       11693  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3615  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2519        3383  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2248       12629  AMAZON-02, US
 30036        2235        2574  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2179        3539  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)
----------------------------------------------

   1:2293      2:1543      3:557       4:9         5:4866      6:165    
   7:6         8:1547      9:1        11:172      12:1387     13:355    
  14:2483     15:337      16:270      17:360      18:905      20:457    
  21:4        22:188      23:7274     24:2770     25:2        27:2737   
  29:19       31:3136     32:46       34:74       35:184      36:2412   
  37:4575     38:10394    39:896      40:151      41:4411     42:1929   
  43:2534     44:347      45:18939    46:4994     47:293      49:2000   
  50:1870     51:586      52:1572     54:307      55:1022     56:9      
  57:246      58:2213     59:1187     60:1161     61:2881     62:2994   
  63:1850     64:5497     65:2218     66:4690     67:3051     68:1165   
  69:4053     70:1105     71:613      72:2923     74:2800     75:1641   
  76:631      77:2721     78:1859     79:1728     80:2233     81:2074   
  82:1990     83:1425     84:1798     85:3294     86:994      87:2445   
  88:1295     89:4376     90:756      91:8418     92:2794     93:2904   
  94:3861     95:4185     96:1275     97:309      98:986      99:737    
 100:70      101:1380    102:3994    103:32404   104:4622    105:1117   
 106:1013    107:2597    108:1189    109:4104    110:2220    111:3361   
 112:2050    113:1795    114:1945    115:2238    116:2043    117:2746   
 118:2780    119:1965    120:1874    121:1353    122:2754    123:2176   
 124:1595    125:2855    126:93      128:1618    129:1016    130:1284   
 131:1927    132:811     133:450     134:1515    135:370     136:1343   
 137:1107    138:3057    139:1576    140:1529    141:1484    142:1844   
 143:1620    144:1020    145:471     146:2140    147:2059    148:2606   
 149:2919    150:1209    151:1625    152:2107    153:574     154:8227   
 155:1570    156:3420    157:1875    158:1257    159:2423    160:3584   
 161:1832    162:3658    163:1800    164:1722    165:2183    166:1335   
 167:1884    168:4245    169:798     170:5267    171:1002    172:4054   
 173:3209    174:917     175:1287    176:3637    177:5589    178:3839   
 179:2354    180:2583    181:4104    182:3366    183:2034    184:2270   
 185:21593   186:5503    187:4723    188:4271    189:4322    190:9796   
 191:1978    192:11247   193:9386    194:7765    195:5562    196:3494   
 197:3659    198:6088    199:8298    200:8454    201:6418    202:10440  
 203:10669   204:4530    205:3653    206:4645    207:3494    208:4217   
 209:5141    210:4562    211:2513    212:4551    213:3800    214:1049   
 215:42      216:6640    217:3160    218:1352    219:388     220:2106   
 221:1055    222:715     223:2317   

End of report


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