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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 21 18:45:11 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Fri 21 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:                              992610
    Prefixes after maximum aggregation (per Origin AS):          372662
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      475524
    Number of IPv4 prefixes with a valid ROA:                    543107
    Number of IPv4 prefixes with an invalid ROA:                    626
    Number of IPv4 prefixes with no ROA:                         448877
Total ASes present in the Internet Routing Table:                 76601
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65764
Origin ASes announcing only one prefix:                           26476
Transit ASes present in the Internet Routing Table:               10837
Transit-only ASes present in the Internet Routing Table:            534
Paths with bogon ASNs present in the IPv4 Routing Table:             83
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:              1076
    Number of instances of unregistered ASNs:                      1081
Number of 32-bit ASNs allocated by the RIRs:                      46157
Number of 32-bit ASNs visible in the Routing Table:               37843
Prefixes from 32-bit ASNs in the Routing Table:                  205334
Number of bogon 32-bit ASNs visible in the Routing Table:            25
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            535
Number of addresses announced to Internet:                   3112832000
    Equivalent to 185 /8s, 138 /16s and 12 /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:      327991

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

Prefixes being announced by APNIC Region ASes:                   256613
    Total APNIC prefixes after maximum aggregation:               76059
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          248655
    Unique aggregates announced from the APNIC address blocks:   102619
APNIC Region origin ASes present in the Internet Routing Table:   14454
    APNIC Prefixes per ASN:                                       17.20
APNIC Region origin ASes announcing only one prefix:               4410
APNIC Region transit ASes present in the Internet Routing Table:   1913
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9971
Number of APNIC addresses announced to Internet:              753328384
    Equivalent to 44 /8s, 230 /16s and 225 /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:                    289836
    Total ARIN prefixes after maximum aggregation:               127582
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291868
    Unique aggregates announced from the ARIN address blocks:    135846
ARIN Region origin ASes present in the Internet Routing Table:    19215
    ARIN Prefixes per ASN:                                        15.19
ARIN Region origin ASes announcing only one prefix:                7027
ARIN Region transit ASes present in the Internet Routing Table:    1962
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5154
Number of ARIN addresses announced to Internet:              1348408064
    Equivalent to 80 /8s, 95 /16s and 19 /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:                    275422
    Total RIPE prefixes after maximum aggregation:               132260
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272522
    Unique aggregates announced from the RIPE address blocks:    172793
RIPE Region origin ASes present in the Internet Routing Table:    28889
    RIPE Prefixes per ASN:                                         9.43
RIPE Region origin ASes announcing only one prefix:               12049
RIPE Region transit ASes present in the Internet Routing Table:    3937
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12299
Number of RIPE addresses announced to Internet:               732304896
    Equivalent to 43 /8s, 166 /16s and 22 /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:                  132173
    Total LACNIC prefixes after maximum aggregation:              29170
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129014
    Unique aggregates announced from the LACNIC address blocks:   48831
LACNIC Region origin ASes present in the Internet Routing Table:  11207
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              2330
LACNIC Region transit ASes present in the Internet Routing Table:  2481
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:  9142
Number of LACNIC addresses announced to Internet:             173847040
    Equivalent to 10 /8s, 92 /16s and 178 /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:                  37490
    Total AfriNIC prefixes after maximum aggregation:              6910
    AfriNIC Deaggregation factor:                                  5.43
Prefixes being announced from the AfriNIC address blocks:         50016
    Unique aggregates announced from the AfriNIC address blocks:  15003
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:              660
AfriNIC Region transit ASes present in the Internet Routing Table:  377
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: 1277
Number of AfriNIC addresses announced to Internet:            104678656
    Equivalent to 6 /8s, 61 /16s and 69 /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       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6210        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4262        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3919       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3261       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2842        854     529  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4766        2150      11521     612  KIXS-AS-KR Korea Telecom, KR

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       12767      39189    3794  AMAZON-02, US
   174        5431       8765     944  COGENT-174, US
 11492        4705        312     562  CABLEONE, US
  7155        4175        286      83  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3371       3033     180  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3014       1296    2199  AKAMAI-AS, US
396982        2930       3660     449  GOOGLE-CLOUD-PLATFORM, US
 30036        2589        359     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        7770       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3974       3395     129  AKAMAI-ASN1, NL
  9009        3736        320    1917  M247, RO
 12389        2993       2303     893  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        2016        147    1489  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1601       1852      14  TE-AS TE-AS, EG
 62240        1499         99     750  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       11805       3231     596  UNINET, MX
 10620        3544        492     951  Telmex Colombia S.A., CO
 13999        2513        541     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        777     211  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1159        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1156        371      22  Telefonica del Peru S.A.A., PE
 28202        1131         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        1644        389      16  LINKdotNET-AS, EG
 29571        1559         98     102  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     286  ETISALAT-MISR, EG
 20011        1291        202     342  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935         997        521      42  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       12767      39189    3794  AMAZON-02, US
  8151       11805       3231     596  UNINET, MX
  9808       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7770       1714     145  UNI2-AS, ES
  7545        6210        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5431       8765     944  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4705        312     562  CABLEONE, US
 18403        4262        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       11805        11209  UNINET, MX
  9808       10334        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7770         7625  UNI2-AS, ES
  7545        6210         5552  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5431         4487  COGENT-174, US
 18403        4262         4237  FPT-AS-AP FPT Telecom Company, VN
 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
    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
     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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:92      /12:307     
/13:587     /14:1229    /15:2184    /16:14009   /17:8359    /18:13870   
/19:24737   /20:44384   /21:52700   /22:113453  /23:104890  /24:611735  
/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        6723        7770  UNI2-AS, ES
  8151        5979       11805  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        3371  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2266       12767  AMAZON-02, US
 30036        2249        2589  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2184        3544  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      2:1519      3:569       4:10        5:4813      6:165    
   7:6         8:1554      9:1        11:172      12:1381     13:349    
  14:2492     15:347      16:274      17:356      18:916      20:457    
  21:4        22:188      23:7340     24:2769     25:2        27:2740   
  29:19       31:3180     32:43       34:82       35:201      36:2413   
  37:4628     38:9946     39:897      40:153      41:4436     42:1945   
  43:2547     44:350      45:19038    46:5006     47:291      49:1979   
  50:1894     51:589      52:1570     54:300      55:1090     56:9      
  57:252      58:2228     59:1204     60:1167     61:3004     62:3024   
  63:1841     64:5537     65:2208     66:4694     67:3065     68:1121   
  69:4007     70:1108     71:616      72:2942     74:2802     75:1650   
  76:611      77:2777     78:1862     79:1726     80:2225     81:2049   
  82:2600     83:1422     84:1802     85:3366     86:1019     87:2422   
  88:1301     89:4322     90:763      91:8408     92:2812     93:2881   
  94:3924     95:4226     96:1364     97:318      98:979      99:741    
 100:71      101:1378    102:4150    103:32380   104:4806    105:1225   
 106:989     107:2589    108:1205    109:4129    110:2222    111:3316   
 112:2055    113:1817    114:1947    115:2189    116:2080    117:2742   
 118:2806    119:1961    120:1880    121:1364    122:2771    123:2316   
 124:1577    125:2872    126:94      128:1599    129:1021    130:1303   
 131:1905    132:797     133:450     134:1525    135:371     136:1340   
 137:1115    138:3047    139:1612    140:1568    141:1494    142:1850   
 143:1638    144:1048    145:472     146:2139    147:2063    148:2587   
 149:2942    150:1236    151:1686    152:2126    153:574     154:7853   
 155:1626    156:3148    157:1895    158:1252    159:2427    160:3640   
 161:1924    162:3706    163:1847    164:1708    165:2194    166:1357   
 167:1906    168:4213    169:804     170:5289    171:1001    172:4353   
 173:3276    174:917     175:1290    176:3661    177:5487    178:3826   
 179:2407    180:2615    181:4124    182:3369    183:2015    184:2302   
 185:21677   186:5418    187:4723    188:4248    189:4401    190:9813   
 191:1967    192:11188   193:9426    194:7821    195:5595    196:3575   
 197:3823    198:6116    199:8348    200:8478    201:6412    202:10470  
 203:10667   204:4550    205:3672    206:4629    207:3476    208:4210   
 209:5154    210:4596    211:2519    212:4543    213:3796    214:1060   
 215:42      216:6625    217:3167    218:1354    219:388     220:2106   
 221:1056    222:714     223:2321   

End of report


More information about the ren-bgp-stats-all mailing list