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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 28 22:43:08 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 28 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:                             1005426
    Prefixes after maximum aggregation (per Origin AS):          369018
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466247
Total ASes present in the Internet Routing Table:                 76218
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65452
Origin ASes announcing only one prefix:                           26132
Transit ASes present in the Internet Routing Table:               10766
Transit-only ASes present in the Internet Routing Table:            527
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:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1052
    Number of instances of unregistered ASNs:                      1059
Number of 32-bit ASNs allocated by the RIRs:                      45256
Number of 32-bit ASNs visible in the Routing Table:               37030
Prefixes from 32-bit ASNs in the Routing Table:                  202730
Number of bogon 32-bit ASNs visible in the Routing Table:            98
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            647
Number of addresses announced to Internet:                   3036894404
    Equivalent to 181 /8s, 3 /16s and 84 /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:      341681

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

Prefixes being announced by APNIC Region ASes:                   260073
    Total APNIC prefixes after maximum aggregation:               75276
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          251927
    Unique aggregates announced from the APNIC address blocks:   100847
APNIC Region origin ASes present in the Internet Routing Table:   14327
    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:   1898
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:   9747
Number of APNIC addresses announced to Internet:              762213696
    Equivalent to 45 /8s, 110 /16s and 117 /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:                    289041
    Total ARIN prefixes after maximum aggregation:               127095
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292681
    Unique aggregates announced from the ARIN address blocks:    134605
ARIN Region origin ASes present in the Internet Routing Table:    19175
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6943
ARIN Region transit ASes present in the Internet Routing Table:    1957
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:    4987
Number of ARIN addresses announced to Internet:              1267109442
    Equivalent to 75 /8s, 134 /16s and 142 /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:                    282734
    Total RIPE prefixes after maximum aggregation:               130559
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278387
    Unique aggregates announced from the RIPE address blocks:    166322
RIPE Region origin ASes present in the Internet Routing Table:    28745
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3900
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:   11979
Number of RIPE addresses announced to Internet:               723796002
    Equivalent to 43 /8s, 36 /16s and 64 /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:                  136631
    Total LACNIC prefixes after maximum aggregation:              28905
    LACNIC Deaggregation factor:                                   4.73
Prefixes being announced from the LACNIC address blocks:         134708
    Unique aggregates announced from the LACNIC address blocks:   49729
LACNIC Region origin ASes present in the Internet Routing Table:  11164
    LACNIC Prefixes per ASN:                                      12.07
LACNIC Region origin ASes announcing only one prefix:              2150
LACNIC Region transit ASes present in the Internet Routing Table:  2492
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9069
Number of LACNIC addresses announced to Internet:             177340960
    Equivalent to 10 /8s, 146 /16s and 2 /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:                  35895
    Total AfriNIC prefixes after maximum aggregation:              6511
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         47075
    Unique aggregates announced from the AfriNIC address blocks:  14208
AfriNIC Region origin ASes present in the Internet Routing Table:  1886
    AfriNIC Prefixes per ASN:                                     24.96
AfriNIC Region origin ASes announcing only one prefix:              635
AfriNIC Region transit ASes present in the Internet Routing Table:  353
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1248
Number of AfriNIC addresses announced to Internet:            106056704
    Equivalent to 6 /8s, 82 /16s and 76 /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        9899       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5702        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999       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        3789        508     261  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        2207        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       10558      11788    3748  AMAZON-02, US
   174        5782       8779     901  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3428       3053     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3235      54890    2487  DNIC-AS-00749, US
 16625        3125       1298    2166  AKAMAI-AS, US
  7018        2943      23674    1851  ATT-INTERNET4, US
396982        2792       3568     421  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        3885       3396     142  AKAMAI-ASN1, NL
  9009        3666        312    1848  M247, RO
 12389        2934       2299     884  ROSTELECOM-AS, RU
 34984        2375        362     577  TELLCOM-AS, TR
  8452        1888       1852      14  TE-AS TE-AS, EG
  8551        1785        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1785        127    1315  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       12100       3308     612  UNINET, MX
 10620        3539        494     932  Telmex Colombia S.A., CO
 13999        2514        353     673  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        1318        774     207  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1151        374     163  Axtel, S.A.B. de C.V., MX
 28202        1124         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1069         98     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 19037        1067        278      31  AMX Argentina S.A., AR

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        1611        389      16  LINKdotNET-AS, EG
 36992        1412       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         547         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       12100       3308     612  UNINET, MX
 16509       10558      11788    3748  AMAZON-02, US
  9808        9899       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9282       1245    1874  TTNET, TR
 12479        7699       1708     145  UNI2-AS, ES
   174        5782       8779     901  COGENT-174, US
  7545        5702        842     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999       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        9899         9822  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7699         7554  UNI2-AS, ES
 47331        9282         7408  TTNET, TR
 16509       10558         6810  AMAZON-02, US
  7545        5702         5042  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999         4925  ERX-CERNET-BKB China Education and Research Net
   174        5782         4881  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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, 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     /14:1193    /15:2123    /16:13348   /17:8376    /18:14156   
/19:25260   /20:45315   /21:54086   /22:114724  /23:107578  /24:613209  
/25:654     /26:640     /27:1179    /28:296     /29:519     /30:499     
/31:348     /32:883     

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

   ASN  No of nets  Total ann.  Description
 47331        8381        9282  TTNET, TR
 12479        6758        7699  UNI2-AS, ES
  8151        6184       12100  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2564        3428  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2168        3539  Telmex Colombia S.A., CO
 30036        2166        2507  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      2:1701      3:449       4:22        5:4753      6:162    
   7:6         8:1616      9:2        11:172      12:1433     13:348    
  14:2403     15:327      16:259      17:365      18:873      20:416    
  21:4        22:188      23:6910     24:3085     25:2        27:2694   
  29:19       31:2744     32:63       34:69       35:142      36:2373   
  37:4628     38:9665     39:919      40:151      41:4655     42:2006   
  43:2466     44:331      45:19066    46:4729     47:299      49:2034   
  50:1876     51:577      52:1607     54:315      55:959      56:8      
  57:224      58:2244     59:1278     60:1063     61:2948     62:2886   
  63:1888     64:5682     65:2327     66:4802     67:3085     68:1357   
  69:4075     70:1335     71:574      72:2934     74:2684     75:1601   
  76:616      77:2682     78:4205     79:1810     80:2237     81:2188   
  82:1736     83:1413     84:1755     85:4110     86:971      87:2336   
  88:3175     89:4389     90:692      91:8348     92:2461     93:2746   
  94:3838     95:5500     96:1274     97:325      98:1065     99:734    
 100:73      101:1179    102:3983    103:32558   104:4581    105:2115   
 106:994     107:2396    108:1173    109:4137    110:2149    111:3314   
 112:2080    113:1830    114:1870    115:2178    116:1996    117:2677   
 118:2881    119:2022    120:1834    121:1434    122:2717    123:2316   
 124:1673    125:2874    126:64      128:1475    129:1019    130:1251   
 131:2063    132:939     133:428     134:1519    135:353     136:1193   
 137:1113    138:3246    139:1541    140:1456    141:1476    142:1731   
 143:1759    144:1036    145:371     146:2153    147:2037    148:2551   
 149:2884    150:1074    151:1357    152:2128    153:571     154:6904   
 155:1439    156:2455    157:1831    158:1193    159:2456    160:3150   
 161:1729    162:3589    163:1754    164:1741    165:2195    166:1307   
 167:1890    168:4390    169:835     170:5469    171:1063    172:3941   
 173:3109    174:905     175:1259    176:3594    177:6216    178:3716   
 179:2664    180:2504    181:3993    182:3342    183:2030    184:2277   
 185:21321   186:5616    187:5027    188:4308    189:4574    190:9761   
 191:2100    192:11119   193:9281    194:7625    195:5494    196:3393   
 197:3118    198:6099    199:8117    200:8695    201:6586    202:10761  
 203:10606   204:4629    205:3723    206:4585    207:3707    208:4234   
 209:5168    210:4857    211:2661    212:4490    213:3804    214:1063   
 215:49      216:6823    217:3030    218:1423    219:591     220:2033   
 221:1050    222:871     223:2246   

End of report


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