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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Aug 26 22:41:42 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 26 Aug, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                             1004880
    Prefixes after maximum aggregation (per Origin AS):          369166
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467112
Total ASes present in the Internet Routing Table:                 76212
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65271
Origin ASes announcing only one prefix:                           26108
Transit ASes present in the Internet Routing Table:               10941
Transit-only ASes present in the Internet Routing Table:            539
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1062
    Number of instances of unregistered ASNs:                      1073
Number of 32-bit ASNs allocated by the RIRs:                      45245
Number of 32-bit ASNs visible in the Routing Table:               37020
Prefixes from 32-bit ASNs in the Routing Table:                  202603
Number of bogon 32-bit ASNs visible in the Routing Table:           107
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            650
Number of addresses announced to Internet:                   3036998596
    Equivalent to 181 /8s, 4 /16s and 235 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      341544

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

Prefixes being announced by APNIC Region ASes:                   259797
    Total APNIC prefixes after maximum aggregation:               75171
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          251699
    Unique aggregates announced from the APNIC address blocks:   102076
APNIC Region origin ASes present in the Internet Routing Table:   14320
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4334
APNIC Region transit ASes present in the Internet Routing Table:   1929
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9749
Number of APNIC addresses announced to Internet:              762231872
    Equivalent to 45 /8s, 110 /16s and 188 /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:                    288504
    Total ARIN prefixes after maximum aggregation:               127451
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292495
    Unique aggregates announced from the ARIN address blocks:    134477
ARIN Region origin ASes present in the Internet Routing Table:    19175
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6947
ARIN Region transit ASes present in the Internet Routing Table:    1976
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4988
Number of ARIN addresses announced to Internet:              1266740290
    Equivalent to 75 /8s, 128 /16s and 236 /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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                    282732
    Total RIPE prefixes after maximum aggregation:               130443
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278059
    Unique aggregates announced from the RIPE address blocks:    166137
RIPE Region origin ASes present in the Internet Routing Table:    28736
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12053
RIPE Region transit ASes present in the Internet Routing Table:    3956
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11975
Number of RIPE addresses announced to Internet:               723944994
    Equivalent to 43 /8s, 38 /16s and 134 /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,
                        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:                  136900
    Total LACNIC prefixes after maximum aggregation:              28923
    LACNIC Deaggregation factor:                                   4.73
Prefixes being announced from the LACNIC address blocks:         134953
    Unique aggregates announced from the LACNIC address blocks:   49700
LACNIC Region origin ASes present in the Internet Routing Table:  11159
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2143
LACNIC Region transit ASes present in the Internet Routing Table:  2511
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9062
Number of LACNIC addresses announced to Internet:             177474080
    Equivalent to 10 /8s, 148 /16s and 10 /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:                  35885
    Total AfriNIC prefixes after maximum aggregation:              6498
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         47023
    Unique aggregates announced from the AfriNIC address blocks:  14183
AfriNIC Region origin ASes present in the Internet Routing Table:  1885
    AfriNIC Prefixes per ASN:                                     24.95
AfriNIC Region origin ASes announcing only one prefix:              631
AfriNIC Region transit ASes present in the Internet Routing Table:  366
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1246
Number of AfriNIC addresses announced to Internet:            106224128
    Equivalent to 6 /8s, 84 /16s and 218 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9900       8746      76  CHINAMOBILE-CN China Mobile Communication
  7545        5700        841     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5044       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4342        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3956       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3787        508     259  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3256       1841     103  VNPT-AS-VN VNPT Corp, VN
 24560        2789        826     481  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2201        434     195  TATACOMM-AS TATA Communications formerly 

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10495      11771    3775  AMAZON-02, US
   174        5756       8782     906  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3431       3053     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54897    2505  DNIC-AS-00749, US
 16625        3120       1297    2165  AKAMAI-AS, US
  7018        2945      23674    1855  ATT-INTERNET4, US
396982        2790       3568     419  GOOGLE-CLOUD-PLATFORM, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9282       1245    1874  TTNET, TR
 12479        7699       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3886       3396     141  AKAMAI-ASN1, NL
  9009        3676        313    1856  M247, RO
 12389        2934       2301     884  ROSTELECOM-AS, RU
 34984        2372        362     579  TELLCOM-AS, TR
  8452        1888       1852      14  TE-AS TE-AS, EG
  8551        1783        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1768        127    1299  CDNEXT, GB

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12084       3306     611  UNINET, MX
 10620        3536        493     930  Telmex Colombia S.A., CO
 13999        2516        352     677  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        777     205  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1146        374     163  Axtel, S.A.B. de C.V., MX
 28202        1116         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1068         98     368  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1051       2503      53  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24835        1622        593      29  RAYA-AS, EG
 24863        1610        389      16  LINKdotNET-AS, EG
 36992        1410       1519     283  ETISALAT-MISR, EG
 29571        1334         84      68  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         535         82       3  KENET-AS, KE
 37342         516         32       1  MOVITEL, MZ

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12084       3306     611  UNINET, MX
 16509       10495      11771    3775  AMAZON-02, US
  9808        9900       8746      76  CHINAMOBILE-CN China Mobile Communication
 47331        9282       1245    1874  TTNET, TR
 12479        7699       1708     145  UNI2-AS, ES
   174        5756       8782     906  COGENT-174, US
  7545        5700        841     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5044       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     547  CABLEONE, US
 39891        4539        273      57  ALJAWWALSTC-AS, SA

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9900         9824  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7699         7554  UNI2-AS, ES
 47331        9282         7408  TTNET, TR
 16509       10495         6720  AMAZON-02, US
  7545        5700         5041  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5044         4970  ERX-CERNET-BKB China Education and Research Net
   174        5756         4850  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4342         4319  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4081  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, 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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/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
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:       174  COGENT-174, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, 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/OIX/data-add-IANA

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:37      /11:93      /12:295     
/13:582     /14:1194    /15:2124    /16:13340   /17:8380    /18:14144   
/19:25248   /20:45336   /21:54071   /22:114734  /23:107619  /24:612640  
/25:656     /26:640     /27:1180    /28:296     /29:519     /30:498     
/31:348     /32:873     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8381        9282  TTNET, TR
 12479        6769        7699  UNI2-AS, ES
  8151        6171       12084  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2566        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2165        3536  Telmex Colombia S.A., CO
 30036        2165        2506  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2325      2:1686      3:443       4:22        5:4753      6:162    
   7:6         8:1615      9:2        11:172      12:1431     13:353    
  14:2404     15:327      16:259      17:365      18:865      20:416    
  21:4        22:188      23:6899     24:3084     25:2        27:2672   
  29:19       31:2739     32:63       34:69       35:142      36:2371   
  37:4617     38:9623     39:920      40:151      41:4654     42:2047   
  43:2464     44:333      45:19048    46:4727     47:300      49:2034   
  50:1872     51:582      52:1607     54:316      55:970      56:8      
  57:224      58:2245     59:1280     60:1063     61:2945     62:2891   
  63:1892     64:5684     65:2324     66:4806     67:3085     68:1357   
  69:4078     70:1334     71:575      72:2932     74:2680     75:1598   
  76:622      77:2661     78:4200     79:1809     80:2238     81:2179   
  82:1734     83:1408     84:1733     85:4108     86:972      87:2330   
  88:3175     89:4376     90:692      91:8327     92:2455     93:2738   
  94:3832     95:5439     96:1274     97:325      98:1056     99:732    
 100:73      101:1186    102:4006    103:32560   104:4582    105:2110   
 106:994     107:2399    108:1175    109:4100    110:2146    111:3310   
 112:2080    113:1830    114:1865    115:2174    116:1995    117:2678   
 118:2878    119:2019    120:1835    121:1433    122:2714    123:2276   
 124:1672    125:2874    126:64      128:1473    129:1020    130:1246   
 131:2065    132:938     133:428     134:1485    135:352     136:1150   
 137:1121    138:3242    139:1541    140:1458    141:1471    142:1706   
 143:1754    144:1028    145:371     146:2165    147:2035    148:2547   
 149:2884    150:1078    151:1360    152:2146    153:569     154:6919   
 155:1443    156:2429    157:1831    158:1193    159:2453    160:3148   
 161:1725    162:3587    163:1750    164:1744    165:2192    166:1290   
 167:1889    168:4384    169:834     170:5459    171:1056    172:3945   
 173:3115    174:904     175:1260    176:3596    177:6235    178:3776   
 179:2646    180:2505    181:3985    182:3344    183:2014    184:2279   
 185:21297   186:5659    187:5045    188:4297    189:4545    190:9760   
 191:2121    192:11115   193:9282    194:7610    195:5479    196:3389   
 197:3100    198:6088    199:8110    200:8702    201:6575    202:10711  
 203:10603   204:4622    205:3712    206:4587    207:3709    208:4231   
 209:5164    210:4855    211:2661    212:4496    213:3799    214:1062   
 215:49      216:6835    217:3025    218:1424    219:595     220:2029   
 221:1050    222:871     223:2246   

End of report


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