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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Feb 24 18:45:25 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Mon 24 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:                              993411
    Prefixes after maximum aggregation (per Origin AS):          372859
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      475687
    Number of IPv4 prefixes with a valid ROA:                    543775
    Number of IPv4 prefixes with an invalid ROA:                    879
    Number of IPv4 prefixes with no ROA:                         448757
Total ASes present in the Internet Routing Table:                 76679
    Prefixes per ASN:                                             12.96
Origin-only ASes present in the Internet Routing Table:           65827
Origin ASes announcing only one prefix:                           26525
Transit ASes present in the Internet Routing Table:               10852
Transit-only ASes present in the Internet Routing Table:            534
Paths with bogon ASNs present in the IPv4 Routing Table:             93
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:              1078
    Number of instances of unregistered ASNs:                      1083
Number of 32-bit ASNs allocated by the RIRs:                      46191
Number of 32-bit ASNs visible in the Routing Table:               37893
Prefixes from 32-bit ASNs in the Routing Table:                  205652
Number of bogon 32-bit ASNs visible in the Routing Table:            26
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            522
Number of addresses announced to Internet:                   3113292800
    Equivalent to 185 /8s, 145 /16s and 20 /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:      328023

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

Prefixes being announced by APNIC Region ASes:                   257279
    Total APNIC prefixes after maximum aggregation:               76118
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          249282
    Unique aggregates announced from the APNIC address blocks:   102649
APNIC Region origin ASes present in the Internet Routing Table:   14513
    APNIC Prefixes per ASN:                                       17.18
APNIC Region origin ASes announcing only one prefix:               4415
APNIC Region transit ASes present in the Internet Routing Table:   1927
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:  10024
Number of APNIC addresses announced to Internet:              753534976
    Equivalent to 44 /8s, 234 /16s and 8 /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:                    290074
    Total ARIN prefixes after maximum aggregation:               127686
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292218
    Unique aggregates announced from the ARIN address blocks:    135863
ARIN Region origin ASes present in the Internet Routing Table:    19227
    ARIN Prefixes per ASN:                                        15.20
ARIN Region origin ASes announcing only one prefix:                7037
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:    5155
Number of ARIN addresses announced to Internet:              1348498176
    Equivalent to 80 /8s, 96 /16s and 115 /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:                    275495
    Total RIPE prefixes after maximum aggregation:               132300
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272606
    Unique aggregates announced from the RIPE address blocks:    172934
RIPE Region origin ASes present in the Internet Routing Table:    28903
    RIPE Prefixes per ASN:                                         9.43
RIPE Region origin ASes announcing only one prefix:               12065
RIPE Region transit ASes present in the Internet Routing Table:    3943
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12298
Number of RIPE addresses announced to Internet:               732373504
    Equivalent to 43 /8s, 167 /16s and 34 /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:                  131937
    Total LACNIC prefixes after maximum aggregation:              29160
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         128664
    Unique aggregates announced from the LACNIC address blocks:   48824
LACNIC Region origin ASes present in the Internet Routing Table:  11204
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2346
LACNIC Region transit ASes present in the Internet Routing Table:  2473
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:  9140
Number of LACNIC addresses announced to Internet:             173838848
    Equivalent to 10 /8s, 92 /16s and 146 /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:                  37548
    Total AfriNIC prefixes after maximum aggregation:              6918
    AfriNIC Deaggregation factor:                                  5.43
Prefixes being announced from the AfriNIC address blocks:         50119
    Unique aggregates announced from the AfriNIC address blocks:  14995
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     26.13
AfriNIC Region origin ASes announcing only one prefix:              662
AfriNIC Region transit ASes present in the Internet Routing Table:  375
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: 1276
Number of AfriNIC addresses announced to Internet:            104783616
    Equivalent to 6 /8s, 62 /16s and 223 /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        6215        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4315        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4240        530     275  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3857       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2843        853     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2148        434     190  TATACOMM-AS TATA Communications formerly 

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12787      39190    3789  AMAZON-02, US
   174        5427       8765     945  COGENT-174, US
 11492        4705        312     562  CABLEONE, US
  7155        4174        286      83  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3372       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        2931       3660     450  GOOGLE-CLOUD-PLATFORM, US
 30036        2580        357     311  MEDIACOM-ENTERPRISE-BUSINESS, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7758       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3975       3395     129  AKAMAI-ASN1, NL
  9009        3740        321    1921  M247, RO
 12389        2995       2303     894  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        2011        146    1488  CDNEXT, GB
  8452        1627       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1498         99     749  CLOUVIDER Clouvider - Global ASN, GB

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11798       3233     596  UNINET, MX
 10620        3545        492     952  Telmex Colombia S.A., CO
 13999        2515        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 
 28202        1129         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1127        374     163  Axtel, S.A.B. de C.V., MX
  6147        1118        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        599      30  RAYA-AS, EG
 24863        1620        389      16  LINKdotNET-AS, EG
 29571        1562         98     103  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     286  ETISALAT-MISR, EG
 20011        1292        202     342  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1013        523      45  Vodafone-, EG
 37069         847       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  6713         557       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       12787      39190    3789  AMAZON-02, US
  8151       11798       3233     596  UNINET, MX
  9808       10334       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7758       1714     145  UNI2-AS, ES
  7545        6215        843     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5427       8765     945  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4705        312     562  CABLEONE, US
 18403        4315        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4240        530     275  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       11798        11202  UNINET, MX
  9808       10334        10247  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7758         7613  UNI2-AS, ES
  7545        6215         5557  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5427         4482  COGENT-174, US
 18403        4315         4290  FPT-AS-AP FPT Telecom Company, VN
 11492        4705         4143  CABLEONE, US
  7155        4174         4091  VIASAT-SP-BACKBONE, US
  9498        4240         3965  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     /14:1230    /15:2184    /16:14014   /17:8363    /18:13887   
/19:24762   /20:44461   /21:52670   /22:113472  /23:104975  /24:612333  
/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        6711        7758  UNI2-AS, ES
  8151        5981       11798  UNINET, MX
 11492        3556        4705  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3620  SHAW, CA
  7155        3120        4174  VIASAT-SP-BACKBONE, US
 22773        2510        3372  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2276       12787  AMAZON-02, US
 30036        2240        2580  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2185        3545  Telmex Colombia S.A., CO

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2301      2:1519      3:572       4:10        5:4822      6:165    
   7:6         8:1550      9:1        11:172      12:1380     13:349    
  14:2513     15:347      16:274      17:356      18:917      20:457    
  21:4        22:188      23:7349     24:2770     25:2        27:2742   
  29:19       31:3183     32:43       34:82       35:201      36:2419   
  37:4631     38:9992     39:897      40:157      41:4463     42:1967   
  43:2548     44:353      45:19021    46:5017     47:291      49:1979   
  50:1892     51:590      52:1571     54:300      55:1091     56:9      
  57:251      58:2227     59:1221     60:1167     61:3013     62:3022   
  63:1841     64:5539     65:2202     66:4700     67:3067     68:1123   
  69:4007     70:1107     71:617      72:2941     74:2797     75:1651   
  76:612      77:2778     78:1860     79:1732     80:2225     81:2047   
  82:2630     83:1423     84:1799     85:3362     86:1021     87:2421   
  88:1301     89:4319     90:762      91:8409     92:2813     93:2883   
  94:3925     95:4251     96:1362     97:318      98:979      99:742    
 100:71      101:1385    102:4124    103:32568   104:4810    105:1230   
 106:994     107:2589    108:1212    109:4126    110:2227    111:3319   
 112:2056    113:1816    114:1949    115:2204    116:2078    117:2782   
 118:2807    119:1962    120:1880    121:1362    122:2779    123:2320   
 124:1584    125:2876    126:94      128:1599    129:1021    130:1301   
 131:1900    132:795     133:450     134:1533    135:375     136:1335   
 137:1118    138:3053    139:1613    140:1563    141:1487    142:1850   
 143:1631    144:1065    145:470     146:2147    147:2070    148:2593   
 149:2953    150:1239    151:1694    152:2116    153:574     154:7874   
 155:1622    156:3130    157:1905    158:1255    159:2428    160:3622   
 161:1930    162:3705    163:1855    164:1731    165:2203    166:1355   
 167:1902    168:4210    169:803     170:5265    171:1002    172:4361   
 173:3268    174:916     175:1285    176:3666    177:5481    178:3827   
 179:2403    180:2611    181:4122    182:3369    183:2053    184:2305   
 185:21680   186:5440    187:4730    188:4222    189:4399    190:9790   
 191:1959    192:11180   193:9423    194:7810    195:5600    196:3594   
 197:3845    198:6120    199:8344    200:8423    201:6377    202:10485  
 203:10688   204:4556    205:3670    206:4643    207:3471    208:4209   
 209:5156    210:4641    211:2531    212:4542    213:3795    214:1058   
 215:48      216:6626    217:3168    218:1356    219:388     220:2114   
 221:1055    222:715     223:2320   

End of report


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