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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 8 22:41:44 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 08 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:                             1005207
    Prefixes after maximum aggregation (per Origin AS):          369647
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465035
Total ASes present in the Internet Routing Table:                 76227
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65185
Origin ASes announcing only one prefix:                           26073
Transit ASes present in the Internet Routing Table:               11042
Transit-only ASes present in the Internet Routing Table:            547
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1059
    Number of instances of unregistered ASNs:                      1068
Number of 32-bit ASNs allocated by the RIRs:                      45123
Number of 32-bit ASNs visible in the Routing Table:               36939
Prefixes from 32-bit ASNs in the Routing Table:                  201455
Number of bogon 32-bit ASNs visible in the Routing Table:           114
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            614
Number of addresses announced to Internet:                   3030189732
    Equivalent to 180 /8s, 157 /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:      342172

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

Prefixes being announced by APNIC Region ASes:                   260840
    Total APNIC prefixes after maximum aggregation:               75595
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252772
    Unique aggregates announced from the APNIC address blocks:   102190
APNIC Region origin ASes present in the Internet Routing Table:   14320
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4311
APNIC Region transit ASes present in the Internet Routing Table:   1915
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9722
Number of APNIC addresses announced to Internet:              762226336
    Equivalent to 45 /8s, 110 /16s and 166 /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:                    288825
    Total ARIN prefixes after maximum aggregation:               127522
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292781
    Unique aggregates announced from the ARIN address blocks:    134849
ARIN Region origin ASes present in the Internet Routing Table:    19166
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6935
ARIN Region transit ASes present in the Internet Routing Table:    2017
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4969
Number of ARIN addresses announced to Internet:              1266842690
    Equivalent to 75 /8s, 130 /16s and 124 /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:                    282212
    Total RIPE prefixes after maximum aggregation:               130440
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277687
    Unique aggregates announced from the RIPE address blocks:    165833
RIPE Region origin ASes present in the Internet Routing Table:    28758
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12092
RIPE Region transit ASes present in the Internet Routing Table:    4031
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11960
Number of RIPE addresses announced to Internet:               716308642
    Equivalent to 42 /8s, 178 /16s and 0 /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:                  136856
    Total LACNIC prefixes after maximum aggregation:              29019
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         134921
    Unique aggregates announced from the LACNIC address blocks:   47941
LACNIC Region origin ASes present in the Internet Routing Table:  11150
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2110
LACNIC Region transit ASes present in the Internet Routing Table:  2499
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9048
Number of LACNIC addresses announced to Internet:             178155808
    Equivalent to 10 /8s, 158 /16s and 113 /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:                  35415
    Total AfriNIC prefixes after maximum aggregation:              6390
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         46431
    Unique aggregates announced from the AfriNIC address blocks:  13730
AfriNIC Region origin ASes present in the Internet Routing Table:  1881
    AfriNIC Prefixes per ASN:                                     24.68
AfriNIC Region origin ASes announcing only one prefix:              625
AfriNIC Region transit ASes present in the Internet Routing Table:  364
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       51
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1240
Number of AfriNIC addresses announced to Internet:            106244352
    Equivalent to 6 /8s, 85 /16s and 41 /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        9892       8746      79  CHINAMOBILE-CN China Mobile Communication
  7545        5668        841     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4995       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4268        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3967       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3787        507     259  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3650       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3244       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2818        860     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2462      11520     582  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       10510      11593    3746  AMAZON-02, US
   174        5694       6670     879  COGENT-174, US
 11492        4628        308     545  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3596       1320      79  SHAW, CA
 22773        3433       3035     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3256      54898    2508  DNIC-AS-00749, US
 16625        3161       1321    2203  AKAMAI-AS, US
  7018        2943      23676    1843  ATT-INTERNET4, US
396982        2770       3585     416  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        9245       1241    1945  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
 39891        4406        265      62  ALJAWWALSTC-AS, SA
 20940        3908       3396     147  AKAMAI-ASN1, NL
  9009        3622        308    1849  M247, RO
 12389        2935       2301     885  ROSTELECOM-AS, RU
 34984        2381        363     576  TELLCOM-AS, TR
  8452        1888       1852      14  TE-AS TE-AS, EG
  8551        1785        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1755        125    1288  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       12085       3307     614  UNINET, MX
 10620        3531        493     934  Telmex Colombia S.A., CO
 13999        2549        619      39  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad y
 28573        1585       2310     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1124        314     483  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1085       2503      53  TIM SA, BR
  6147        1081        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        1615        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1314         83      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         542         82       3  KENET-AS, KE
 37342         517         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       12085       3307     614  UNINET, MX
 16509       10510      11593    3746  AMAZON-02, US
  9808        9892       8746      79  CHINAMOBILE-CN China Mobile Communication
 47331        9245       1241    1945  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
   174        5694       6670     879  COGENT-174, US
  7545        5668        841     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4995       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     545  CABLEONE, US
 39891        4406        265      62  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        9892         9813  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7714         7569  UNI2-AS, ES
 47331        9245         7300  TTNET, TR
 16509       10510         6764  AMAZON-02, US
  7545        5668         5005  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4995         4921  ERX-CERNET-BKB China Education and Research Net
   174        5694         4815  COGENT-174, US
 39891        4406         4344  ALJAWWALSTC-AS, SA
 18403        4268         4245  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4083  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              3356  LEVEL3, 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
23.130.112.0/24      Origin:     62390  NEXONHOST, RO
23.130.112.0/24     Transit:      6939  HURRICANE, US
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:     53767  ICASTCENTER, 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

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     
/13:583     /14:1191    /15:2120    /16:13291   /17:8382    /18:14138   
/19:25240   /20:45365   /21:54029   /22:114651  /23:107679  /24:611323  
/25:1302    /26:1178    /27:1703    /28:304     /29:524     /30:508     
/31:352     /32:887     

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

   ASN  No of nets  Total ann.  Description
 47331        8345        9245  TTNET, TR
 12479        6800        7714  UNI2-AS, ES
  8151        6165       12085  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3392        3596  SHAW, CA
 39891        3232        4406  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2568        3433  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2171        2512  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2160        3531  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)
----------------------------------------------

   1:2316      2:1685      3:405       4:22        5:4695      6:162    
   7:6         8:1621      9:2        11:172      12:1436     13:359    
  14:2395     15:324      16:258      17:366      18:862      20:416    
  21:4        22:188      23:6957     24:3096     25:2        27:2705   
  29:19       31:2720     32:63       34:69       35:141      36:2364   
  37:4605     38:9680     39:917      40:150      41:4656     42:2039   
  43:2474     44:331      45:19001    46:4653     47:301      49:1994   
  50:1867     51:583      52:1610     54:317      55:947      56:8      
  57:225      58:2240     59:1271     60:1059     61:2736     62:2879   
  63:1891     64:5643     65:2322     66:4788     67:3089     68:1362   
  69:4065     70:1341     71:566      72:2938     74:2674     75:1598   
  76:619      77:2647     78:4136     79:1825     80:2220     81:2194   
  82:1738     83:1407     84:1720     85:4093     86:965      87:2324   
  88:3155     89:4348     90:700      91:8337     92:2393     93:2682   
  94:3832     95:5444     96:1278     97:329      98:1051     99:738    
 100:89      101:1177    102:3743    103:32520   104:4797    105:2108   
 106:1014    107:2504    108:1172    109:4115    110:2151    111:3284   
 112:2080    113:1834    114:1835    115:2171    116:1985    117:2656   
 118:2821    119:2013    120:1833    121:1383    122:2719    123:2309   
 124:1677    125:2872    126:64      128:1479    129:1019    130:1235   
 131:2063    132:945     133:429     134:1666    135:354     136:1135   
 137:1119    138:3238    139:1538    140:1425    141:1403    142:1706   
 143:1780    144:1032    145:369     146:2151    147:2038    148:2586   
 149:2856    150:1060    151:1356    152:2270    153:590     154:6848   
 155:1444    156:2420    157:1928    158:1183    159:2438    160:3097   
 161:1714    162:3579    163:1760    164:1749    165:2192    166:1279   
 167:1880    168:4382    169:834     170:5420    171:1060    172:3935   
 173:3117    174:904     175:1261    176:3602    177:6171    178:3772   
 179:2641    180:2470    181:3911    182:3337    183:1985    184:2281   
 185:21276   186:5614    187:5108    188:4310    189:4546    190:9771   
 191:2101    192:11101   193:9294    194:7590    195:5468    196:3439   
 197:2826    198:6086    199:8064    200:8711    201:6541    202:10758  
 203:10587   204:4621    205:3738    206:4565    207:3703    208:4214   
 209:5149    210:4874    211:2646    212:4493    213:3767    214:1055   
 215:49      216:6833    217:3031    218:1421    219:602     220:2031   
 221:1038    222:866     223:2249   

End of report


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