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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Feb 19 18:45:12 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 19 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:                              991861
    Prefixes after maximum aggregation (per Origin AS):          372406
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      475164
    Number of IPv4 prefixes with a valid ROA:                    542218
    Number of IPv4 prefixes with an invalid ROA:                    542
    Number of IPv4 prefixes with no ROA:                         449101
Total ASes present in the Internet Routing Table:                 76613
    Prefixes per ASN:                                             12.95
Origin-only ASes present in the Internet Routing Table:           65789
Origin ASes announcing only one prefix:                           26493
Transit ASes present in the Internet Routing Table:               10824
Transit-only ASes present in the Internet Routing Table:            537
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:              1060
    Number of instances of unregistered ASNs:                      1065
Number of 32-bit ASNs allocated by the RIRs:                      46145
Number of 32-bit ASNs visible in the Routing Table:               37831
Prefixes from 32-bit ASNs in the Routing Table:                  205420
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:            506
Number of addresses announced to Internet:                   3115506176
    Equivalent to 185 /8s, 178 /16s and 218 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      327930

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

Prefixes being announced by APNIC Region ASes:                   256569
    Total APNIC prefixes after maximum aggregation:               75963
    APNIC Deaggregation factor:                                    3.38
Prefixes being announced from the APNIC address blocks:          248846
    Unique aggregates announced from the APNIC address blocks:   102704
APNIC Region origin ASes present in the Internet Routing Table:   14483
    APNIC Prefixes per ASN:                                       17.18
APNIC Region origin ASes announcing only one prefix:               4419
APNIC Region transit ASes present in the Internet Routing Table:   1907
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:   9993
Number of APNIC addresses announced to Internet:              756139264
    Equivalent to 45 /8s, 17 /16s and 197 /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:                    289292
    Total ARIN prefixes after maximum aggregation:               127441
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291849
    Unique aggregates announced from the ARIN address blocks:    135791
ARIN Region origin ASes present in the Internet Routing Table:    19219
    ARIN Prefixes per ASN:                                        15.19
ARIN Region origin ASes announcing only one prefix:                7033
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:    5150
Number of ARIN addresses announced to Internet:              1344375808
    Equivalent to 80 /8s, 33 /16s and 140 /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:                    275412
    Total RIPE prefixes after maximum aggregation:               132236
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           272399
    Unique aggregates announced from the RIPE address blocks:    172595
RIPE Region origin ASes present in the Internet Routing Table:    28882
    RIPE Prefixes per ASN:                                         9.43
RIPE Region origin ASes announcing only one prefix:               12048
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:   12278
Number of RIPE addresses announced to Internet:               732314880
    Equivalent to 43 /8s, 166 /16s and 61 /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:                  132055
    Total LACNIC prefixes after maximum aggregation:              29182
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         129132
    Unique aggregates announced from the LACNIC address blocks:   48871
LACNIC Region origin ASes present in the Internet Routing Table:  11199
    LACNIC Prefixes per ASN:                                      11.53
LACNIC Region origin ASes announcing only one prefix:              2330
LACNIC Region transit ASes present in the Internet Routing Table:  2475
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:  9136
Number of LACNIC addresses announced to Internet:             177905408
    Equivalent to 10 /8s, 154 /16s and 159 /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:                  37473
    Total AfriNIC prefixes after maximum aggregation:              6913
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         49129
    Unique aggregates announced from the AfriNIC address blocks:  14792
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     25.64
AfriNIC Region origin ASes announcing only one prefix:              663
AfriNIC Region transit ASes present in the Internet Routing Table:  372
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: 1274
Number of AfriNIC addresses announced to Internet:            104506368
    Equivalent to 6 /8s, 58 /16s and 164 /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       10332       8753      87  CHINAMOBILE-CN China Mobile Communication
  7545        6207        843     660  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4256        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  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        2841        854     528  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 
  4755        2143        434     189  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       12769      39188    3777  AMAZON-02, US
   174        5541       8765     945  COGENT-174, US
 11492        4702        312     561  CABLEONE, US
  7155        4173        286      83  VIASAT-SP-BACKBONE, US
  6327        3620       1320      81  SHAW, CA
 22773        3378       3033     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3015       1296    2198  AKAMAI-AS, US
396982        2929       3660     448  GOOGLE-CLOUD-PLATFORM, US
 30036        2586        359     274  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        7767       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3969       3395     129  AKAMAI-ASN1, NL
  9009        3730        320    1914  M247, RO
 12389        2992       2303     893  ROSTELECOM-AS, RU
 34984        2368        361     580  TELLCOM-AS, TR
212238        2020        146    1497  CDNEXT, GB
  8452        1619       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
 62240        1496         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       11798       3229     595  UNINET, MX
 10620        3544        492     951  Telmex Colombia S.A., CO
 13999        2496        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1345       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      23  Telefonica del Peru S.A.A., PE
  6503        1130        374     163  Axtel, S.A.B. de C.V., MX
 28202        1124         52       9  Rede Brasileira de Comunicacao SA, BR

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        1645        389      16  LINKdotNET-AS, EG
 29571        1555         98     101  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         843       1083      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
 36914         559         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       12769      39188    3777  AMAZON-02, US
  8151       11798       3229     595  UNINET, MX
  9808       10332       8753      87  CHINAMOBILE-CN China Mobile Communication
 12479        7767       1714     145  UNI2-AS, ES
  7545        6207        843     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5541       8765     945  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4702        312     561  CABLEONE, US
 18403        4256        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       11798        11203  UNINET, MX
  9808       10332        10245  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7767         7622  UNI2-AS, ES
  7545        6207         5547  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5541         4596  COGENT-174, US
 18403        4256         4231  FPT-AS-AP FPT Telecom Company, VN
 11492        4702         4141  CABLEONE, US
  7155        4173         4090  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      /12:308     
/13:588     /14:1230    /15:2184    /16:14025   /17:8365    /18:13879   
/19:24786   /20:44434   /21:52702   /22:113440  /23:104884  /24:610870  
/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        6721        7767  UNI2-AS, ES
  8151        5974       11798  UNINET, MX
 11492        3556        4702  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3620  SHAW, CA
  7155        3120        4173  VIASAT-SP-BACKBONE, US
 22773        2512        3378  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2273       12769  AMAZON-02, US
 30036        2246        2586  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      2:1521      3:570       4:10        5:4813      6:165    
   7:6         8:1558      9:1        11:172      12:1384     13:347    
  14:2508     15:347      16:273      17:355      18:916      20:457    
  21:4        22:188      23:7328     24:2770     25:2        27:2741   
  29:19       31:3177     32:43       34:82       35:200      36:2413   
  37:4615     38:9923     39:897      40:154      41:4457     42:1941   
  43:2546     44:354      45:19039    46:5008     47:291      49:1982   
  50:1895     51:589      52:1571     54:300      55:1087     56:9      
  57:251      58:2225     59:1181     60:1167     61:3006     62:3016   
  63:1840     64:5541     65:2210     66:4700     67:3068     68:1119   
  69:4013     70:1109     71:616      72:2936     74:2808     75:1649   
  76:611      77:2776     78:1863     79:1722     80:2224     81:2053   
  82:2579     83:1423     84:1798     85:3370     86:1017     87:2421   
  88:1301     89:4320     90:762      91:8412     92:2813     93:2878   
  94:3923     95:4226     96:1362     97:318      98:979      99:739    
 100:71      101:1378    102:4150    103:32376   104:4806    105:1226   
 106:994     107:2589    108:1207    109:4130    110:2222    111:3377   
 112:2055    113:1801    114:1948    115:2253    116:2078    117:2742   
 118:2802    119:1961    120:1876    121:1364    122:2777    123:2317   
 124:1578    125:2872    126:94      128:1599    129:1026    130:1298   
 131:1900    132:798     133:450     134:1527    135:371     136:1340   
 137:1116    138:3051    139:1597    140:1564    141:1489    142:1851   
 143:1630    144:1049    145:475     146:2135    147:2062    148:2617   
 149:2934    150:1233    151:1677    152:2122    153:574     154:7444   
 155:1628    156:2761    157:1893    158:1252    159:2428    160:3642   
 161:1934    162:3703    163:1832    164:1729    165:2198    166:1361   
 167:1899    168:4221    169:804     170:5280    171:1002    172:4336   
 173:3275    174:916     175:1289    176:3657    177:5476    178:3808   
 179:2404    180:2597    181:4119    182:3366    183:2015    184:2303   
 185:21672   186:5418    187:4717    188:4243    189:4395    190:9808   
 191:1959    192:11183   193:9422    194:7813    195:5593    196:3582   
 197:3834    198:6112    199:8351    200:8469    201:6413    202:10463  
 203:10672   204:4549    205:3658    206:4630    207:3490    208:4208   
 209:5145    210:4598    211:2522    212:4542    213:3801    214:1056   
 215:42      216:6631    217:3169    218:1353    219:388     220:2110   
 221:1052    222:718     223:2315   

End of report


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