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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 27 22:41:14 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 27 Jun, 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:                             1002360
    Prefixes after maximum aggregation (per Origin AS):          368118
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465202
Total ASes present in the Internet Routing Table:                 76075
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65080
Origin ASes announcing only one prefix:                           26079
Transit ASes present in the Internet Routing Table:               10995
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:       5.0
    Max AS path length visible:                                     109
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1073
    Number of instances of unregistered ASNs:                      1076
Number of 32-bit ASNs allocated by the RIRs:                      44880
Number of 32-bit ASNs visible in the Routing Table:               36720
Prefixes from 32-bit ASNs in the Routing Table:                  198422
Number of bogon 32-bit ASNs visible in the Routing Table:            89
Special use prefixes present in the Routing Table:                   47
Prefixes being announced from unallocated address space:            643
Number of addresses announced to Internet:                   3027559412
    Equivalent to 180 /8s, 116 /16s and 227 /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:      341825

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

Prefixes being announced by APNIC Region ASes:                   259705
    Total APNIC prefixes after maximum aggregation:               74771
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251893
    Unique aggregates announced from the APNIC address blocks:   101252
APNIC Region origin ASes present in the Internet Routing Table:   14247
    APNIC Prefixes per ASN:                                       17.68
APNIC Region origin ASes announcing only one prefix:               4275
APNIC Region transit ASes present in the Internet Routing Table:   1908
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9650
Number of APNIC addresses announced to Internet:              761907872
    Equivalent to 45 /8s, 105 /16s and 202 /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:                    288161
    Total ARIN prefixes after maximum aggregation:               127100
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292153
    Unique aggregates announced from the ARIN address blocks:    134645
ARIN Region origin ASes present in the Internet Routing Table:    19175
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    2011
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4944
Number of ARIN addresses announced to Internet:              1267153986
    Equivalent to 75 /8s, 135 /16s and 60 /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:                    282439
    Total RIPE prefixes after maximum aggregation:               129947
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277090
    Unique aggregates announced from the RIPE address blocks:    165276
RIPE Region origin ASes present in the Internet Routing Table:    28733
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12094
RIPE Region transit ASes present in the Internet Routing Table:    4012
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11907
Number of RIPE addresses announced to Internet:               713929458
    Equivalent to 42 /8s, 141 /16s and 178 /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:                  135583
    Total LACNIC prefixes after maximum aggregation:              29286
    LACNIC Deaggregation factor:                                   4.63
Prefixes being announced from the LACNIC address blocks:         133753
    Unique aggregates announced from the LACNIC address blocks:   49993
LACNIC Region origin ASes present in the Internet Routing Table:  11118
    LACNIC Prefixes per ASN:                                      12.03
LACNIC Region origin ASes announcing only one prefix:              2147
LACNIC Region transit ASes present in the Internet Routing Table:  2486
Average LACNIC Region AS path length visible:                       5.4
    Max LACNIC Region AS path length visible:                       109
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8998
Number of LACNIC addresses announced to Internet:             176774944
    Equivalent to 10 /8s, 137 /16s and 95 /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:                  35399
    Total AfriNIC prefixes after maximum aggregation:              6322
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         46827
    Unique aggregates announced from the AfriNIC address blocks:  13522
AfriNIC Region origin ASes present in the Internet Routing Table:  1857
    AfriNIC Prefixes per ASN:                                     25.22
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  364
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1221
Number of AfriNIC addresses announced to Internet:            107408640
    Equivalent to 6 /8s, 102 /16s and 237 /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        9874       8746      77  CHINAMOBILE-CN China Mobile Communicati
  7545        5644        777     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5002       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4242        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3954       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3783        511     265  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3643       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3266       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2824        862     401  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2479      11523     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       10106      11535    3646  AMAZON-02, US
   174        5533       8790     895  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3553       3055     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3248      54901    2500  DNIC-AS-00749, US
 16625        3221       1368    2254  AKAMAI-AS, US
  7018        2897      23669    1820  ATT-INTERNET4, US
396982        2767       3611     414  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        9203       1235    2038  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3905       3397     154  AKAMAI-ASN1, NL
  9009        3598        306    1819  M247, RO
 12389        2980       2304     897  ROSTELECOM-AS, RU
 34984        2390        364     571  TELLCOM-AS, TR
  8452        1878       1852      14  TE-AS TE-AS, EG
  8551        1782        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1706        123    1237  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       11810       3291     514  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2551        357     680  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1314        771     187  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1094        369      22  Telefonica del Peru S.A.A., PE
 26615        1081       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        1636        314      37  Telkom-Internet, ZA
 24863        1622        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1380       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1233         78      74  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         555         82       3  KENET-AS, KE
 37054         532        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       11810       3291     514  UNINET, MX
 16509       10106      11535    3646  AMAZON-02, US
  9808        9874       8746      77  CHINAMOBILE-CN China Mobile Communicati
 47331        9203       1235    2038  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
  7545        5644        777     671  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5533       8790     895  COGENT-174, US
  4538        5002       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4641        308     547  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        9874         9797  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7714         7569  UNI2-AS, ES
 47331        9203         7165  TTNET, TR
 16509       10106         6460  AMAZON-02, US
  7545        5644         4973  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5002         4928  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5533         4638  COGENT-174, US
 18403        4242         4219  FPT-AS-AP FPT Telecom Company, VN
 11492        4641         4094  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-DDOS-M
     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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
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
100.70.30.0/24              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
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, US
23.183.24.0/24       Origin:    396877  VINTERCHANGE, US
23.183.24.0/24      Transit:     62915  WTECHLINK, 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      /11:93      /12:297     
/13:580     /14:1199    /15:2127    /16:13374   /17:8396    /18:14197   
/19:25283   /20:45383   /21:53970   /22:114584  /23:107396  /24:608773  
/25:1093    /26:1086    /27:1615    /28:311     /29:523     /30:515     
/31:353     /32:1144    

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

   ASN  No of nets  Total ann.  Description
 47331        8305        9203  TTNET, TR
 12479        6802        7714  UNI2-AS, ES
  8151        5900       11810  UNINET, MX
 11492        3548        4641  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2660        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2155        2498  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2147        3518  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)
----------------------------------------------

   1:2335      2:1678      3:363       4:22        5:4671      6:164    
   7:6         8:1626      9:1        11:172      12:1449     13:359    
  14:2402     15:315      16:218      17:370      18:770      20:398    
  21:4        22:188      23:6937     24:3126     25:2        27:2634   
  29:19       31:2649     32:61       34:66       35:138      36:2371   
  37:4595     38:9297     39:900      40:146      41:4633     42:2026   
  43:2409     44:330      45:18650    46:4597     47:306      49:1979   
  50:1898     51:585      52:1615     54:314      55:912      56:8      
  57:220      58:2168     59:1264     60:1039     61:2670     62:2849   
  63:1923     64:5694     65:2351     66:4769     67:3070     68:1336   
  69:4112     70:1383     71:588      72:2967     74:2636     75:1587   
  76:624      77:2644     78:4197     79:1817     80:2223     81:2190   
  82:1712     83:1398     84:1694     85:4105     86:923      87:2342   
  88:3123     89:4318     90:685      91:8302     92:2354     93:2724   
  94:3826     95:5450     96:1288     97:318      98:1047     99:739    
 100:90      101:1183    102:3972    103:32634   104:4863    105:2115   
 106:1002    107:2529    108:1156    109:4082    110:2150    111:3285   
 112:2068    113:1845    114:1835    115:2164    116:1912    117:2667   
 118:2818    119:2003    120:1811    121:1391    122:2717    123:2265   
 124:1679    125:2881    126:32      128:1516    129:1011    130:1219   
 131:2043    132:940     133:413     134:1745    135:365     136:1134   
 137:1101    138:3180    139:1526    140:1414    141:1398    142:1695   
 143:1701    144:1018    145:374     146:2133    147:2001    148:2567   
 149:2821    150:1046    151:1370    152:2255    153:593     154:7309   
 155:1498    156:2334    157:1904    158:1170    159:2323    160:2867   
 161:1716    162:3580    163:1714    164:1722    165:2199    166:1288   
 167:1844    168:4337    169:829     170:5368    171:1056    172:3893   
 173:3089    174:896     175:1258    176:3603    177:6230    178:3835   
 179:2711    180:2459    181:3864    182:3353    183:1992    184:2277   
 185:21198   186:5530    187:5026    188:4276    189:4539    190:9704   
 191:2057    192:11095   193:9222    194:7620    195:5482    196:3371   
 197:2861    198:6106    199:7998    200:8705    201:6630    202:10720  
 203:10337   204:4640    205:3718    206:4545    207:3662    208:4202   
 209:5131    210:4788    211:2636    212:4453    213:3686    214:1056   
 215:49      216:6858    217:3100    218:1383    219:586     220:2028   
 221:1041    222:855     223:2250   

End of report


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