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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 14 22:41:36 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 14 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:                             1003006
    Prefixes after maximum aggregation (per Origin AS):          368501
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465662
Total ASes present in the Internet Routing Table:                 76201
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65123
Origin ASes announcing only one prefix:                           26087
Transit ASes present in the Internet Routing Table:               11078
Transit-only ASes present in the Internet Routing Table:            551
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1106
    Number of instances of unregistered ASNs:                      1115
Number of 32-bit ASNs allocated by the RIRs:                      44976
Number of 32-bit ASNs visible in the Routing Table:               36845
Prefixes from 32-bit ASNs in the Routing Table:                  199418
Number of bogon 32-bit ASNs visible in the Routing Table:           106
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            611
Number of addresses announced to Internet:                   3029206644
    Equivalent to 180 /8s, 142 /16s and 6 /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:      341957

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

Prefixes being announced by APNIC Region ASes:                   260239
    Total APNIC prefixes after maximum aggregation:               75033
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          252082
    Unique aggregates announced from the APNIC address blocks:   101661
APNIC Region origin ASes present in the Internet Routing Table:   14310
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               4301
APNIC Region transit ASes present in the Internet Routing Table:   1938
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9695
Number of APNIC addresses announced to Internet:              761880480
    Equivalent to 45 /8s, 105 /16s and 95 /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:                    287988
    Total ARIN prefixes after maximum aggregation:               127001
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292187
    Unique aggregates announced from the ARIN address blocks:    134605
ARIN Region origin ASes present in the Internet Routing Table:    19181
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    2029
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4957
Number of ARIN addresses announced to Internet:              1267613762
    Equivalent to 75 /8s, 142 /16s and 64 /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:                    282395
    Total RIPE prefixes after maximum aggregation:               129921
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277486
    Unique aggregates announced from the RIPE address blocks:    165424
RIPE Region origin ASes present in the Internet Routing Table:    28754
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    4064
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11947
Number of RIPE addresses announced to Internet:               715214322
    Equivalent to 42 /8s, 161 /16s and 77 /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:                  135810
    Total LACNIC prefixes after maximum aggregation:              29502
    LACNIC Deaggregation factor:                                   4.60
Prefixes being announced from the LACNIC address blocks:         133906
    Unique aggregates announced from the LACNIC address blocks:   50169
LACNIC Region origin ASes present in the Internet Routing Table:  11129
    LACNIC Prefixes per ASN:                                      12.03
LACNIC Region origin ASes announcing only one prefix:              2143
LACNIC Region transit ASes present in the Internet Routing Table:  2491
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9026
Number of LACNIC addresses announced to Internet:             177323168
    Equivalent to 10 /8s, 145 /16s and 188 /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:                  35466
    Total AfriNIC prefixes after maximum aggregation:              6327
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         46733
    Unique aggregates announced from the AfriNIC address blocks:  13315
AfriNIC Region origin ASes present in the Internet Routing Table:  1854
    AfriNIC Prefixes per ASN:                                     25.21
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  355
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       51
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1220
Number of AfriNIC addresses announced to Internet:            106763264
    Equivalent to 6 /8s, 93 /16s and 20 /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        9850       8746      78  CHINAMOBILE-CN China Mobile Communication
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4972       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4204        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3962       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3645       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3239       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2815        856     415  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2480      11523     584  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       10121      11540    3633  AMAZON-02, US
   174        5578       8790     880  COGENT-174, US
 11492        4627        307     563  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3592       1320      78  SHAW, CA
 22773        3434       3035     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54899    2506  DNIC-AS-00749, US
 16625        3189       1341    2219  AKAMAI-AS, US
  7018        2934      23686    1832  ATT-INTERNET4, US
396982        2755       3594     404  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        9225       1237    1973  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3893       3396     146  AKAMAI-ASN1, NL
  9009        3573        305    1814  M247, RO
 12389        2941       2302     886  ROSTELECOM-AS, RU
 34984        2390        364     570  TELLCOM-AS, TR
  8452        1871       1852      14  TE-AS TE-AS, EG
  8551        1774        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1721        124    1252  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       12131       3329     606  UNINET, MX
 10620        3521        492     937  Telmex Colombia S.A., CO
 13999        2543        354     681  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1081       2503      53  TIM SA, BR
  6147        1080        369      22  Telefonica del Peru S.A.A., PE

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        1613        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1381       1520     283  ETISALAT-MISR, EG
 29571        1260         80      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         941        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         540         82       3  KENET-AS, KE
 37054         534        115       8  Telecom-Malagasy, MG

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       12131       3329     606  UNINET, MX
 16509       10121      11540    3633  AMAZON-02, US
  9808        9850       8746      78  CHINAMOBILE-CN China Mobile Communication
 47331        9225       1237    1973  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5578       8790     880  COGENT-174, US
  4538        4972       4192      74  ERX-CERNET-BKB China Education and Resear
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4627        307     563  CABLEONE, US

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        9850         9772  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
 47331        9225         7252  TTNET, TR
 16509       10121         6488  AMAZON-02, US
  7545        5659         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4972         4898  ERX-CERNET-BKB China Education and Research Net
   174        5578         4698  COGENT-174, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4204         4181  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             3356  LEVEL3, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              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       /9:14      /10:37      /11:92      /12:295     
/13:579     /14:1194    /15:2124    /16:13363   /17:8402    /18:14181   
/19:25238   /20:45328   /21:54011   /22:114413  /23:107372  /24:609754  
/25:1288    /26:1089    /27:1636    /28:311     /29:521     /30:514     
/31:351     /32:882     

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

   ASN  No of nets  Total ann.  Description
 47331        8327        9225  TTNET, TR
 12479        6798        7712  UNI2-AS, ES
  8151        6177       12131  UNINET, MX
 11492        3537        4627  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3592  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2568        3434  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2165        2508  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)
----------------------------------------------

   1:2344      2:1683      3:371       4:22        5:4695      6:149    
   7:6         8:1622      9:2        11:172      12:1441     13:359    
  14:2367     15:321      16:219      17:367      18:781      20:397    
  21:4        22:188      23:6958     24:3096     25:2        27:2700   
  29:19       31:2667     32:61       34:66       35:138      36:2369   
  37:4622     38:9421     39:909      40:149      41:4662     42:2005   
  43:2433     44:331      45:18747    46:4608     47:300      49:1973   
  50:1910     51:586      52:1602     54:314      55:916      56:8      
  57:223      58:2227     59:1270     60:1048     61:2879     62:2860   
  63:1917     64:5691     65:2355     66:4779     67:3080     68:1330   
  69:4115     70:1349     71:569      72:2940     74:2638     75:1588   
  76:626      77:2637     78:4207     79:1814     80:2232     81:2194   
  82:1711     83:1406     84:1697     85:4101     86:936      87:2343   
  88:3141     89:4316     90:691      91:8316     92:2362     93:2724   
  94:3839     95:5450     96:1279     97:322      98:1031     99:738    
 100:89      101:1183    102:3980    103:32601   104:4849    105:2108   
 106:1004    107:2511    108:1159    109:4100    110:2140    111:3278   
 112:2075    113:1831    114:1827    115:2169    116:1986    117:2668   
 118:2815    119:2007    120:1815    121:1389    122:2718    123:2335   
 124:1677    125:2873    126:32      128:1497    129:1012    130:1220   
 131:2042    132:933     133:416     134:1739    135:360     136:1128   
 137:1094    138:3195    139:1532    140:1423    141:1382    142:1701   
 143:1691    144:1029    145:364     146:2148    147:2015    148:2564   
 149:2833    150:1042    151:1362    152:2249    153:591     154:7253   
 155:1493    156:2198    157:1919    158:1177    159:2440    160:2930   
 161:1714    162:3568    163:1724    164:1735    165:2175    166:1257   
 167:1841    168:4333    169:840     170:5424    171:1055    172:3927   
 173:3091    174:893     175:1259    176:3598    177:6109    178:3830   
 179:2701    180:2462    181:3871    182:3342    183:1982    184:2278   
 185:21184   186:5543    187:5082    188:4278    189:4568    190:9723   
 191:2096    192:11109   193:9230    194:7596    195:5464    196:3370   
 197:2846    198:6097    199:8043    200:8648    201:6542    202:10765  
 203:10494   204:4644    205:3713    206:4558    207:3670    208:4223   
 209:5131    210:4787    211:2637    212:4465    213:3713    214:1056   
 215:49      216:6847    217:3156    218:1417    219:590     220:2029   
 221:1025    222:858     223:2255   

End of report


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