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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 18 22:42:50 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 18 Jul, 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:                              996680
    Prefixes after maximum aggregation (per Origin AS):          365953
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      462315
Total ASes present in the Internet Routing Table:                 74845
    Prefixes per ASN:                                             13.32
Origin-only ASes present in the Internet Routing Table:           63974
Origin ASes announcing only one prefix:                           25764
Transit ASes present in the Internet Routing Table:               10871
Transit-only ASes present in the Internet Routing Table:            542
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                     105
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1074
    Number of instances of unregistered ASNs:                      1088
Number of 32-bit ASNs allocated by the RIRs:                      45003
Number of 32-bit ASNs visible in the Routing Table:               35670
Prefixes from 32-bit ASNs in the Routing Table:                  196386
Number of bogon 32-bit ASNs visible in the Routing Table:           117
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            600
Number of addresses announced to Internet:                   3027500787
    Equivalent to 180 /8s, 115 /16s and 254 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      341699

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

Prefixes being announced by APNIC Region ASes:                   253358
    Total APNIC prefixes after maximum aggregation:               72747
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          245209
    Unique aggregates announced from the APNIC address blocks:    98133
APNIC Region origin ASes present in the Internet Routing Table:   12981
    APNIC Prefixes per ASN:                                       18.89
APNIC Region origin ASes announcing only one prefix:               4026
APNIC Region transit ASes present in the Internet Routing Table:   1786
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         83
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8516
Number of APNIC addresses announced to Internet:              760405664
    Equivalent to 45 /8s, 82 /16s and 222 /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:                    288244
    Total ARIN prefixes after maximum aggregation:               127074
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292412
    Unique aggregates announced from the ARIN address blocks:    134647
ARIN Region origin ASes present in the Internet Routing Table:    19158
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6926
ARIN Region transit ASes present in the Internet Routing Table:    1991
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4951
Number of ARIN addresses announced to Internet:              1267640898
    Equivalent to 75 /8s, 142 /16s and 170 /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:                    282057
    Total RIPE prefixes after maximum aggregation:               129926
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277216
    Unique aggregates announced from the RIPE address blocks:    165439
RIPE Region origin ASes present in the Internet Routing Table:    28752
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12090
RIPE Region transit ASes present in the Internet Routing Table:    4016
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11945
Number of RIPE addresses announced to Internet:               715050993
    Equivalent to 42 /8s, 158 /16s and 207 /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:                  136673
    Total LACNIC prefixes after maximum aggregation:              29146
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         134738
    Unique aggregates announced from the LACNIC address blocks:   50349
LACNIC Region origin ASes present in the Internet Routing Table:  11135
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2101
LACNIC Region transit ASes present in the Internet Routing Table:  2501
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                       105
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9027
Number of LACNIC addresses announced to Internet:             177142048
    Equivalent to 10 /8s, 142 /16s and 249 /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:                  35274
    Total AfriNIC prefixes after maximum aggregation:              6364
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         46504
    Unique aggregates announced from the AfriNIC address blocks:  13268
AfriNIC Region origin ASes present in the Internet Routing Table:  1869
    AfriNIC Prefixes per ASN:                                     24.88
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       89
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1231
Number of AfriNIC addresses announced to Internet:            106853632
    Equivalent to 6 /8s, 94 /16s and 117 /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        9852       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5120       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4197        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3955       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3240       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2822        859     418  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2462      11520     579  KIXS-AS-KR Korea Telecom, KR

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       10173      11545    3640  AMAZON-02, US
   174        5702       8790     886  COGENT-174, US
 11492        4630        307     558  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      78  SHAW, CA
 22773        3433       3037     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3252      54899    2504  DNIC-AS-00749, US
 16625        3200       1349    2226  AKAMAI-AS, US
  7018        2946      23687    1843  ATT-INTERNET4, US
396982        2760       3594     408  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        9226       1237    1968  TTNET, TR
 12479        7691       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3904       3396     148  AKAMAI-ASN1, NL
  9009        3590        306    1830  M247, RO
 12389        2942       2302     887  ROSTELECOM-AS, RU
 34984        2391        364     571  TELLCOM-AS, TR
  8452        1883       1852      14  TE-AS TE-AS, EG
  8551        1775        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1715        124    1253  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       11986       3299     671  UNINET, MX
 10620        3521        492     937  Telmex Colombia S.A., CO
 13999        2543        354     678  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 19037        1231        278      32  AMX Argentina S.A., AR
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1084       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
 24863        1612        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1381       1520     280  ETISALAT-MISR, EG
 29571        1266         80      74  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         938        521      43  Vodafone-, EG
 36914         557         82       3  KENET-AS, KE
  6713         556       1861      35  IAM-AS, MA
 37342         528         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       11986       3299     671  UNINET, MX
 16509       10173      11545    3640  AMAZON-02, US
  9808        9852       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9226       1237    1968  TTNET, TR
 12479        7691       1708     145  UNI2-AS, ES
   174        5702       8790     886  COGENT-174, US
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5120       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4630        307     558  CABLEONE, US
 39891        4521        271      59  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        9852         9773  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7691         7546  UNI2-AS, ES
 47331        9226         7258  TTNET, TR
 16509       10173         6533  AMAZON-02, US
  4538        5120         5046  ERX-CERNET-BKB China Education and Research Net
  7545        5659         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5702         4816  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4197         4174  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4078  VIASAT-SP-BACKBONE, 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            46887  CROWNCASTLE-AS46887, 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
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, 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
23.140.216.0/24      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
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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      /11:92      /12:295     
/13:579     /14:1192    /15:2123    /16:13348   /17:8393    /18:14183   
/19:25227   /20:45328   /21:53975   /22:114216  /23:106994  /24:604071  
/25:1287    /26:1093    /27:1638    /28:308     /29:519     /30:510     
/31:353     /32:886     

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

   ASN  No of nets  Total ann.  Description
 47331        8328        9226  TTNET, TR
 12479        6782        7691  UNI2-AS, ES
  8151        6061       11986  UNINET, MX
 11492        3539        4630  CABLEONE, US
  6327        3391        3594  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2567        3433  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2168        2511  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2150        3521  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)
----------------------------------------------

   1:2328      2:1685      3:378       4:22        5:4700      6:149    
   7:6         8:1623      9:2        11:172      12:1437     13:363    
  14:2360     15:321      16:219      17:368      18:784      20:395    
  21:4        22:188      23:6959     24:3097     25:2        27:2560   
  29:19       31:2668     32:60       34:66       35:137      36:2335   
  37:4537     38:9452     39:913      40:149      41:4652     42:1997   
  43:2356     44:330      45:18850    46:4629     47:301      49:1953   
  50:1883     51:585      52:1601     54:315      55:922      56:8      
  57:225      58:2204     59:1226     60:1050     61:2849     62:2855   
  63:1920     64:5672     65:2334     66:4783     67:3086     68:1336   
  69:4098     70:1347     71:569      72:2939     74:2645     75:1589   
  76:626      77:2637     78:4208     79:1810     80:2231     81:2188   
  82:1708     83:1396     84:1712     85:4118     86:938      87:2344   
  88:3142     89:4324     90:694      91:8317     92:2362     93:2740   
  94:3835     95:5433     96:1282     97:322      98:1031     99:739    
 100:89      101:1171    102:3732    103:29248   104:4844    105:2109   
 106:1000    107:2521    108:1159    109:4102    110:2133    111:3274   
 112:2073    113:1796    114:1648    115:2015    116:1911    117:2651   
 118:2611    119:1893    120:1779    121:1382    122:2695    123:2238   
 124:1658    125:2868    126:32      128:1495    129:1013    130:1232   
 131:2069    132:933     133:417     134:1736    135:361     136:1133   
 137:1090    138:3250    139:1529    140:1427    141:1383    142:1702   
 143:1762    144:1009    145:365     146:2142    147:2026    148:2580   
 149:2851    150:1039    151:1337    152:2250    153:592     154:7158   
 155:1427    156:2223    157:1855    158:1180    159:2441    160:2920   
 161:1715    162:3559    163:1695    164:1741    165:2176    166:1259   
 167:1861    168:4380    169:831     170:5409    171:1051    172:3911   
 173:3099    174:898     175:1211    176:3598    177:6193    178:3735   
 179:2757    180:2350    181:3879    182:3206    183:1984    184:2275   
 185:21207   186:5570    187:5136    188:4267    189:4545    190:9712   
 191:2080    192:11100   193:9237    194:7591    195:5460    196:3437   
 197:2827    198:6107    199:8063    200:8657    201:6537    202:10456  
 203:10280   204:4655    205:3713    206:4564    207:3666    208:4221   
 209:5112    210:4779    211:2640    212:4465    213:3723    214:1071   
 215:49      216:6829    217:3150    218:1419    219:598     220:2011   
 221:1019    222:858     223:2224   

End of report


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