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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Aug 25 22:42:59 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 25 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:                             1004629
    Prefixes after maximum aggregation (per Origin AS):          368941
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467235
Total ASes present in the Internet Routing Table:                 76221
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65446
Origin ASes announcing only one prefix:                           26136
Transit ASes present in the Internet Routing Table:               10775
Transit-only ASes present in the Internet Routing Table:            530
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1063
    Number of instances of unregistered ASNs:                      1070
Number of 32-bit ASNs allocated by the RIRs:                      45245
Number of 32-bit ASNs visible in the Routing Table:               37011
Prefixes from 32-bit ASNs in the Routing Table:                  202515
Number of bogon 32-bit ASNs visible in the Routing Table:            99
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            650
Number of addresses announced to Internet:                   3037083076
    Equivalent to 181 /8s, 6 /16s and 53 /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:      341496

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

Prefixes being announced by APNIC Region ASes:                   259866
    Total APNIC prefixes after maximum aggregation:               75229
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          251769
    Unique aggregates announced from the APNIC address blocks:   102109
APNIC Region origin ASes present in the Internet Routing Table:   14323
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4348
APNIC Region transit ASes present in the Internet Routing Table:   1896
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9745
Number of APNIC addresses announced to Internet:              762299712
    Equivalent to 45 /8s, 111 /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, 131072-153913
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:                    288698
    Total ARIN prefixes after maximum aggregation:               127091
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292367
    Unique aggregates announced from the ARIN address blocks:    134448
ARIN Region origin ASes present in the Internet Routing Table:    19182
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    1966
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4991
Number of ARIN addresses announced to Internet:              1266799938
    Equivalent to 75 /8s, 129 /16s and 213 /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:                    282583
    Total RIPE prefixes after maximum aggregation:               130502
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278222
    Unique aggregates announced from the RIPE address blocks:    166242
RIPE Region origin ASes present in the Internet Routing Table:    28756
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12066
RIPE Region transit ASes present in the Internet Routing Table:    3905
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11973
Number of RIPE addresses announced to Internet:               723996194
    Equivalent to 43 /8s, 39 /16s and 78 /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:                  136760
    Total LACNIC prefixes after maximum aggregation:              28937
    LACNIC Deaggregation factor:                                   4.73
Prefixes being announced from the LACNIC address blocks:         134824
    Unique aggregates announced from the LACNIC address blocks:   49715
LACNIC Region origin ASes present in the Internet Routing Table:  11156
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2136
LACNIC Region transit ASes present in the Internet Routing Table:  2484
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9062
Number of LACNIC addresses announced to Internet:             177451808
    Equivalent to 10 /8s, 147 /16s and 179 /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:                  35659
    Total AfriNIC prefixes after maximum aggregation:              6504
    AfriNIC Deaggregation factor:                                  5.48
Prefixes being announced from the AfriNIC address blocks:         46796
    Unique aggregates announced from the AfriNIC address blocks:  14182
AfriNIC Region origin ASes present in the Internet Routing Table:  1875
    AfriNIC Prefixes per ASN:                                     24.96
AfriNIC Region origin ASes announcing only one prefix:              626
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1240
Number of AfriNIC addresses announced to Internet:            106152192
    Equivalent to 6 /8s, 83 /16s and 193 /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        9901       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5701        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4994       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4318        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3958       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        3254       1841     102  VNPT-AS-VN VNPT Corp, VN
 24560        2787        825     480  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2202        434     196  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       10503      11774    3759  AMAZON-02, US
   174        5703       8779     898  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3430       3053     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54897    2505  DNIC-AS-00749, US
 16625        3114       1293    2165  AKAMAI-AS, US
  7018        2962      23676    1864  ATT-INTERNET4, US
396982        2788       3567     417  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        9281       1245    1874  TTNET, TR
 12479        7707       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3886       3396     144  AKAMAI-ASN1, NL
  9009        3665        313    1848  M247, RO
 12389        2936       2301     886  ROSTELECOM-AS, RU
 34984        2372        362     577  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
  8551        1784        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1764        126    1295  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       12103       3308     609  UNINET, MX
 10620        3536        493     930  Telmex Colombia S.A., CO
 13999        2518        352     675  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        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1146        374     163  Axtel, S.A.B. de C.V., MX
 19037        1140        278      31  AMX Argentina S.A., AR
 28202        1116         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1070         98     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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
 24863        1610        389      16  LINKdotNET-AS, EG
 24835        1536        577      26  RAYA-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         835        520      44  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         530         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       12103       3308     609  UNINET, MX
 16509       10503      11774    3759  AMAZON-02, US
  9808        9901       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9281       1245    1874  TTNET, TR
 12479        7707       1708     145  UNI2-AS, ES
   174        5703       8779     898  COGENT-174, US
  7545        5701        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4994       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        9901         9824  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7707         7562  UNI2-AS, ES
 47331        9281         7407  TTNET, TR
 16509       10503         6744  AMAZON-02, US
  7545        5701         5041  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4994         4920  ERX-CERNET-BKB China Education and Research Net
   174        5703         4805  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4318         4295  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    /16:13338   /17:8377    /18:14141   
/19:25239   /20:45317   /21:54064   /22:114686  /23:107538  /24:612550  
/25:656     /26:639     /27:1179    /28:296     /29:520     /30:500     
/31:348     /32:883     

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

   ASN  No of nets  Total ann.  Description
 47331        8380        9281  TTNET, TR
 12479        6776        7707  UNI2-AS, ES
  8151        6179       12103  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        2567        3430  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2166        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2165        3536  Telmex Colombia S.A., CO

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

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

   1:2324      2:1686      3:438       4:22        5:4758      6:161    
   7:6         8:1613      9:2        11:172      12:1434     13:353    
  14:2397     15:327      16:259      17:365      18:864      20:415    
  21:4        22:188      23:6893     24:3086     25:2        27:2649   
  29:19       31:2740     32:63       34:69       35:142      36:2371   
  37:4620     38:9613     39:920      40:151      41:4646     42:2041   
  43:2463     44:333      45:19056    46:4732     47:298      49:2037   
  50:1871     51:582      52:1607     54:316      55:945      56:8      
  57:223      58:2247     59:1276     60:1062     61:2944     62:2886   
  63:1890     64:5686     65:2326     66:4797     67:3085     68:1360   
  69:4077     70:1337     71:573      72:2930     74:2682     75:1598   
  76:620      77:2660     78:4204     79:1807     80:2239     81:2178   
  82:1732     83:1408     84:1730     85:4108     86:975      87:2330   
  88:3181     89:4388     90:691      91:8342     92:2455     93:2735   
  94:3839     95:5447     96:1275     97:325      98:1056     99:733    
 100:73      101:1186    102:3986    103:32544   104:4574    105:2109   
 106:994     107:2386    108:1175    109:4137    110:2148    111:3310   
 112:2080    113:1826    114:1867    115:2189    116:1998    117:2678   
 118:2877    119:2019    120:1834    121:1433    122:2714    123:2328   
 124:1673    125:2874    126:64      128:1473    129:1020    130:1250   
 131:2063    132:935     133:428     134:1483    135:352     136:1142   
 137:1119    138:3237    139:1541    140:1457    141:1475    142:1692   
 143:1751    144:1027    145:370     146:2160    147:2035    148:2562   
 149:2881    150:1073    151:1359    152:2145    153:571     154:6912   
 155:1438    156:2429    157:1831    158:1192    159:2454    160:3137   
 161:1724    162:3586    163:1759    164:1740    165:2189    166:1288   
 167:1890    168:4393    169:838     170:5453    171:1056    172:3947   
 173:3114    174:904     175:1263    176:3605    177:6237    178:3777   
 179:2648    180:2505    181:3967    182:3343    183:2001    184:2280   
 185:21283   186:5637    187:5043    188:4313    189:4528    190:9767   
 191:2081    192:11111   193:9290    194:7613    195:5483    196:3380   
 197:3095    198:6089    199:8094    200:8701    201:6572    202:10752  
 203:10613   204:4624    205:3728    206:4587    207:3709    208:4230   
 209:5165    210:4855    211:2661    212:4511    213:3792    214:1061   
 215:48      216:6830    217:3021    218:1422    219:595     220:2026   
 221:1050    222:869     223:2246   

End of report


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