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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 30 18:45:44 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Thu 30 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:                              991390
    Prefixes after maximum aggregation (per Origin AS):          372012
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      473679
    Number of IPv4 prefixes with a valid ROA:                    536994
    Number of IPv4 prefixes with an invalid ROA:                    488
    Number of IPv4 prefixes with no ROA:                         453908
Total ASes present in the Internet Routing Table:                 76504
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65781
Origin ASes announcing only one prefix:                           26472
Transit ASes present in the Internet Routing Table:               10723
Transit-only ASes present in the Internet Routing Table:            520
Paths with bogon ASNs present in the IPv4 Routing Table:             37
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:              1106
    Number of instances of unregistered ASNs:                      1113
Number of 32-bit ASNs allocated by the RIRs:                      46076
Number of 32-bit ASNs visible in the Routing Table:               37709
Prefixes from 32-bit ASNs in the Routing Table:                  204472
Number of bogon 32-bit ASNs visible in the Routing Table:            38
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            528
Number of addresses announced to Internet:                   3114699264
    Equivalent to 185 /8s, 166 /16s and 138 /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:      327248

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

Prefixes being announced by APNIC Region ASes:                   256426
    Total APNIC prefixes after maximum aggregation:               76196
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          247999
    Unique aggregates announced from the APNIC address blocks:   102529
APNIC Region origin ASes present in the Internet Routing Table:   14429
    APNIC Prefixes per ASN:                                       17.19
APNIC Region origin ASes announcing only one prefix:               4405
APNIC Region transit ASes present in the Internet Routing Table:   1891
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:   9956
Number of APNIC addresses announced to Internet:              753370112
    Equivalent to 44 /8s, 231 /16s and 132 /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:                    289897
    Total ARIN prefixes after maximum aggregation:               127298
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           291679
    Unique aggregates announced from the ARIN address blocks:    134929
ARIN Region origin ASes present in the Internet Routing Table:    19187
    ARIN Prefixes per ASN:                                        15.20
ARIN Region origin ASes announcing only one prefix:                7017
ARIN Region transit ASes present in the Internet Routing Table:    1929
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:    5126
Number of ARIN addresses announced to Internet:              1345051904
    Equivalent to 80 /8s, 43 /16s and 221 /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:                    274839
    Total RIPE prefixes after maximum aggregation:               131952
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           271752
    Unique aggregates announced from the RIPE address blocks:    171606
RIPE Region origin ASes present in the Internet Routing Table:    28865
    RIPE Prefixes per ASN:                                         9.41
RIPE Region origin ASes announcing only one prefix:               12042
RIPE Region transit ASes present in the Internet Routing Table:    3902
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:               733520384
    Equivalent to 43 /8s, 184 /16s and 162 /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:                  132268
    Total LACNIC prefixes after maximum aggregation:              29102
    LACNIC Deaggregation factor:                                   4.54
Prefixes being announced from the LACNIC address blocks:         129415
    Unique aggregates announced from the LACNIC address blocks:   48848
LACNIC Region origin ASes present in the Internet Routing Table:  11198
    LACNIC Prefixes per ASN:                                      11.56
LACNIC Region origin ASes announcing only one prefix:              2350
LACNIC Region transit ASes present in the Internet Routing Table:  2473
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:  9129
Number of LACNIC addresses announced to Internet:             177911040
    Equivalent to 10 /8s, 154 /16s and 181 /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:                  36854
    Total AfriNIC prefixes after maximum aggregation:              6777
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         50017
    Unique aggregates announced from the AfriNIC address blocks:  15344
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     26.09
AfriNIC Region origin ASes announcing only one prefix:              658
AfriNIC Region transit ASes present in the Internet Routing Table:  374
Average AfriNIC Region AS path length visible:                      6.8
    Max AfriNIC Region AS path length visible:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet:            104583680
    Equivalent to 6 /8s, 59 /16s and 210 /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       10335       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6201        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        4173        528     272  BBIL-AP BHARTI Airtel Ltd., IN
 18403        4161        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3255       1869     101  VNPT-AS-VN VNPT Corp, VN
 24560        2831        852     535  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2202        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       12687      38940    3723  AMAZON-02, US
   174        6060       8759     884  COGENT-174, US
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3385       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        2963       1279    2185  AKAMAI-AS, US
396982        2904       3657     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2573        358     279  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       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3968       3395     127  AKAMAI-ASN1, NL
  9009        3759        322    1906  M247, RO
 12389        2984       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1905        136    1405  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1495         99     748  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       11717       3224     602  UNINET, MX
 10620        3540        492     954  Telmex Colombia S.A., CO
 13999        2514        539     366  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        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1149        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1137        374     163  Axtel, S.A.B. de C.V., MX
 28202        1127         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1104        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        1681        601      30  RAYA-AS, EG
 24863        1649        389      16  LINKdotNET-AS, EG
 29571        1546         97     106  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         867       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         549         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       12687      38940    3723  AMAZON-02, US
  8151       11717       3224     602  UNINET, MX
  9808       10335       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7758       1711     144  UNI2-AS, ES
  7545        6201        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6060       8759     884  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4697        312     552  CABLEONE, US
  7155        4177        287      86  VIASAT-SP-BACKBONE, US
  9498        4173        528     272  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       11717        11115  UNINET, MX
  9808       10335        10248  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7758         7614  UNI2-AS, ES
  7545        6201         5543  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6060         5176  COGENT-174, US
 39891        4797         4735  ALJAWWALSTC-AS, SA
 11492        4697         4145  CABLEONE, US
 18403        4161         4138  FPT-AS-AP FPT Telecom Company, VN
  7155        4177         4091  VIASAT-SP-BACKBONE, US
  9498        4173         3901  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
23.132.192.0/24      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      /12:308     
/13:588     /14:1232    /15:2191    /16:14007   /17:8334    /18:13887   
/19:24774   /20:44439   /21:52691   /22:113317  /23:104659  /24:610796  
/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        6718        7758  UNI2-AS, ES
  8151        5900       11717  UNINET, MX
 11492        3555        4697  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3125        4177  VIASAT-SP-BACKBONE, US
 22773        2520        3385  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2269       12687  AMAZON-02, US
 30036        2234        2573  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2180        3540  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)
----------------------------------------------

   1:2296      2:1540      3:567       4:9         5:4970      6:165    
   7:6         8:1547      9:1        11:172      12:1383     13:352    
  14:2494     15:342      16:270      17:361      18:914      20:457    
  21:4        22:188      23:7288     24:2772     25:2        27:2737   
  29:19       31:3146     32:47       34:74       35:184      36:2414   
  37:4648     38:10420    39:896      40:151      41:4443     42:1911   
  43:2539     44:348      45:18923    46:5004     47:293      49:1994   
  50:1870     51:588      52:1570     54:307      55:1139     56:9      
  57:246      58:2213     59:1188     60:1162     61:2876     62:3009   
  63:1839     64:5517     65:2217     66:4706     67:3060     68:1181   
  69:4066     70:1105     71:613      72:2930     74:2800     75:1641   
  76:628      77:2727     78:1862     79:1491     80:2233     81:2075   
  82:2134     83:1434     84:1803     85:3301     86:1001     87:2448   
  88:1294     89:4409     90:754      91:8436     92:2775     93:2936   
  94:3940     95:4193     96:1293     97:308      98:988      99:737    
 100:71      101:1378    102:4107    103:32375   104:4662    105:1117   
 106:1013    107:2603    108:1170    109:4128    110:2213    111:3365   
 112:2051    113:1786    114:1945    115:2238    116:2041    117:2743   
 118:2764    119:1964    120:1875    121:1353    122:2757    123:2171   
 124:1596    125:2865    126:94      128:1606    129:1024    130:1300   
 131:1939    132:811     133:451     134:1521    135:368     136:1344   
 137:1111    138:3052    139:1589    140:1539    141:1505    142:1839   
 143:1645    144:1021    145:465     146:2145    147:2054    148:2595   
 149:2916    150:1200    151:1643    152:2088    153:574     154:8274   
 155:1569    156:3510    157:1874    158:1254    159:2423    160:3592   
 161:1843    162:3670    163:1800    164:1727    165:2190    166:1324   
 167:1898    168:4249    169:802     170:5293    171:1000    172:4301   
 173:3252    174:916     175:1288    176:3639    177:5623    178:3853   
 179:2368    180:2587    181:4104    182:3374    183:2014    184:2273   
 185:21638   186:5435    187:4756    188:4284    189:4336    190:9799   
 191:1969    192:11251   193:9387    194:7780    195:5580    196:3483   
 197:3748    198:6097    199:8312    200:8475    201:6410    202:10436  
 203:10659   204:4545    205:3637    206:4646    207:3501    208:4214   
 209:5146    210:4565    211:2511    212:4541    213:3794    214:1048   
 215:42      216:6653    217:3167    218:1352    219:388     220:2109   
 221:1055    222:715     223:2315   

End of report


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