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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 9 18:45:34 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Sun 09 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:                              991419
    Prefixes after maximum aggregation (per Origin AS):          372330
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      473991
    Number of IPv4 prefixes with a valid ROA:                    540501
    Number of IPv4 prefixes with an invalid ROA:                    573
    Number of IPv4 prefixes with no ROA:                         450345
Total ASes present in the Internet Routing Table:                 76541
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65846
Origin ASes announcing only one prefix:                           26475
Transit ASes present in the Internet Routing Table:               10695
Transit-only ASes present in the Internet Routing Table:            526
Paths with bogon ASNs present in the IPv4 Routing Table:             40
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:              1093
    Number of instances of unregistered ASNs:                      1100
Number of 32-bit ASNs allocated by the RIRs:                      46100
Number of 32-bit ASNs visible in the Routing Table:               37786
Prefixes from 32-bit ASNs in the Routing Table:                  204365
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            513
Number of addresses announced to Internet:                   3112076800
    Equivalent to 185 /8s, 126 /16s and 134 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      327053

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

Prefixes being announced by APNIC Region ASes:                   257130
    Total APNIC prefixes after maximum aggregation:               76295
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248598
    Unique aggregates announced from the APNIC address blocks:   102590
APNIC Region origin ASes present in the Internet Routing Table:   14453
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4421
APNIC Region transit ASes present in the Internet Routing Table:   1896
Average APNIC Region AS path length visible:                        7.4
    Max APNIC Region AS path length visible:                         42
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9973
Number of APNIC addresses announced to Internet:              753322496
    Equivalent to 44 /8s, 230 /16s and 202 /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:                    289486
    Total ARIN prefixes after maximum aggregation:               127295
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291145
    Unique aggregates announced from the ARIN address blocks:    134982
ARIN Region origin ASes present in the Internet Routing Table:    19188
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                7019
ARIN Region transit ASes present in the Internet Routing Table:    1925
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:    5135
Number of ARIN addresses announced to Internet:              1343397632
    Equivalent to 80 /8s, 18 /16s and 159 /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:                    274662
    Total RIPE prefixes after maximum aggregation:               132033
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271745
    Unique aggregates announced from the RIPE address blocks:    171849
RIPE Region origin ASes present in the Internet Routing Table:    28874
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12038
RIPE Region transit ASes present in the Internet Routing Table:    3890
Average RIPE Region AS path length visible:                         6.9
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12266
Number of RIPE addresses announced to Internet:               732564736
    Equivalent to 43 /8s, 170 /16s and 13 /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:                  131993
    Total LACNIC prefixes after maximum aggregation:              29151
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129117
    Unique aggregates announced from the LACNIC address blocks:   48868
LACNIC Region origin ASes present in the Internet Routing Table:  11204
    LACNIC Prefixes per ASN:                                      11.52
LACNIC Region origin ASes announcing only one prefix:              2339
LACNIC Region transit ASes present in the Internet Routing Table:  2459
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:  9140
Number of LACNIC addresses announced to Internet:             177903616
    Equivalent to 10 /8s, 154 /16s and 152 /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:                  37055
    Total AfriNIC prefixes after maximum aggregation:              6870
    AfriNIC Deaggregation factor:                                  5.39
Prefixes being announced from the AfriNIC address blocks:         50301
    Unique aggregates announced from the AfriNIC address blocks:  15287
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     26.34
AfriNIC Region origin ASes announcing only one prefix:              658
AfriNIC Region transit ASes present in the Internet Routing Table:  373
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: 1272
Number of AfriNIC addresses announced to Internet:            104623616
    Equivalent to 6 /8s, 60 /16s and 110 /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       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6206        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4227        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4203        529     271  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3256       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2840        854     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2198        434     189  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       12729      38946    3726  AMAZON-02, US
   174        5519       8758     882  COGENT-174, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3380       3033     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3011       1296    2194  AKAMAI-AS, US
396982        2921       3659     446  GOOGLE-CLOUD-PLATFORM, US
 30036        2581        359     276  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        7740       1713     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3973       3395     128  AKAMAI-ASN1, NL
  9009        3738        321    1917  M247, RO
 12389        2986       2302     891  ROSTELECOM-AS, RU
 34984        2369        361     580  TELLCOM-AS, TR
212238        1919        139    1414  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA
  8452        1596       1852      14  TE-AS TE-AS, EG
 62240        1485         98     745  CLOUVIDER Clouvider - Global ASN, GB

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11758       3224     604  UNINET, MX
 10620        3543        492     951  Telmex Colombia S.A., CO
 13999        2510        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1330        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1160        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
 28202        1130         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1103        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        1683        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1538         97      99  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 20011        1288        199     339  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 37069         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         556       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       12729      38946    3726  AMAZON-02, US
  8151       11758       3224     604  UNINET, MX
  9808       10333       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7740       1713     145  UNI2-AS, ES
  7545        6206        843     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5519       8758     882  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
 18403        4227        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4203        529     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       11758        11154  UNINET, MX
  9808       10333        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7740         7595  UNI2-AS, ES
  7545        6206         5545  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5519         4637  COGENT-174, US
 18403        4227         4202  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4203         3932  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
    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
23.140.16.0/24       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      /11:93      /12:307     
/13:586     /14:1228    /15:2180    /16:14001   /17:8340    /18:13882   
/19:24741   /20:44424   /21:52710   /22:113324  /23:104630  /24:610899  
/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        6701        7740  UNI2-AS, ES
  8151        5938       11758  UNINET, MX
 11492        3555        4698  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3622  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2516        3380  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2265       12729  AMAZON-02, US
 30036        2241        2581  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3543  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)
----------------------------------------------

   1:2298      2:1519      3:569       4:9         5:4801      6:165    
   7:6         8:1548      9:1        11:172      12:1383     13:352    
  14:2502     15:347      16:270      17:357      18:916      20:457    
  21:4        22:188      23:7309     24:2775     25:2        27:2739   
  29:19       31:3151     32:46       34:81       35:200      36:2415   
  37:4629     38:9895     39:897      40:152      41:4381     42:1921   
  43:2531     44:350      45:19050    46:4995     47:292      49:1994   
  50:1888     51:589      52:1573     54:306      55:1097     56:9      
  57:250      58:2227     59:1180     60:1164     61:3005     62:3009   
  63:1839     64:5535     65:2218     66:4699     67:3065     68:1119   
  69:4036     70:1117     71:616      72:2922     74:2809     75:1644   
  76:628      77:2738     78:1861     79:1711     80:2234     81:2073   
  82:2301     83:1423     84:1795     85:3310     86:1016     87:2447   
  88:1297     89:4326     90:755      91:8427     92:2803     93:2879   
  94:3931     95:4201     96:1293     97:308      98:973      99:736    
 100:70      101:1379    102:4096    103:32381   104:4673    105:1225   
 106:1016    107:2604    108:1199    109:4115    110:2209    111:3387   
 112:2051    113:1800    114:1944    115:2246    116:2072    117:2737   
 118:2760    119:1963    120:1875    121:1354    122:2765    123:2278   
 124:1576    125:2873    126:94      128:1590    129:1024    130:1302   
 131:1936    132:791     133:450     134:1530    135:368     136:1340   
 137:1100    138:3063    139:1587    140:1548    141:1481    142:1845   
 143:1636    144:1040    145:467     146:2147    147:2062    148:2607   
 149:2927    150:1195    151:1654    152:2172    153:574     154:8208   
 155:1620    156:3586    157:1880    158:1257    159:2421    160:3605   
 161:1896    162:3672    163:1809    164:1725    165:2193    166:1355   
 167:1899    168:4229    169:800     170:5279    171:1001    172:4305   
 173:3263    174:919     175:1287    176:3646    177:5529    178:3830   
 179:2414    180:2589    181:4115    182:3368    183:2014    184:2269   
 185:21664   186:5412    187:4692    188:4239    189:4373    190:9803   
 191:1948    192:11175   193:9425    194:7800    195:5584    196:3485   
 197:3715    198:6115    199:8332    200:8390    201:6417    202:10511  
 203:10673   204:4545    205:3637    206:4632    207:3482    208:4207   
 209:5151    210:4567    211:2523    212:4555    213:3791    214:1055   
 215:42      216:6618    217:3173    218:1353    219:388     220:2112   
 221:1057    222:713     223:2314   

End of report


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