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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 1 22:41:12 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 01 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:                             1002459
    Prefixes after maximum aggregation (per Origin AS):          367728
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      465250
Total ASes present in the Internet Routing Table:                 76117
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65172
Origin ASes announcing only one prefix:                           26135
Transit ASes present in the Internet Routing Table:               10945
Transit-only ASes present in the Internet Routing Table:            531
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                     106
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1082
    Number of instances of unregistered ASNs:                      1087
Number of 32-bit ASNs allocated by the RIRs:                      44928
Number of 32-bit ASNs visible in the Routing Table:               36763
Prefixes from 32-bit ASNs in the Routing Table:                  198535
Number of bogon 32-bit ASNs visible in the Routing Table:            93
Special use prefixes present in the Routing Table:                   18
Prefixes being announced from unallocated address space:            601
Number of addresses announced to Internet:                   3027414260
    Equivalent to 180 /8s, 114 /16s and 172 /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:      342074

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

Prefixes being announced by APNIC Region ASes:                   259638
    Total APNIC prefixes after maximum aggregation:               74779
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251790
    Unique aggregates announced from the APNIC address blocks:   101255
APNIC Region origin ASes present in the Internet Routing Table:   14267
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4291
APNIC Region transit ASes present in the Internet Routing Table:   1913
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         74
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9663
Number of APNIC addresses announced to Internet:              761846176
    Equivalent to 45 /8s, 104 /16s and 217 /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:                    288059
    Total ARIN prefixes after maximum aggregation:               126990
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292084
    Unique aggregates announced from the ARIN address blocks:    134668
ARIN Region origin ASes present in the Internet Routing Table:    19177
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1989
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4945
Number of ARIN addresses announced to Internet:              1267087170
    Equivalent to 75 /8s, 134 /16s and 55 /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:                    282556
    Total RIPE prefixes after maximum aggregation:               129939
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277252
    Unique aggregates announced from the RIPE address blocks:    165325
RIPE Region origin ASes present in the Internet Routing Table:    28755
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12117
RIPE Region transit ASes present in the Internet Routing Table:    4015
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11920
Number of RIPE addresses announced to Internet:               713836786
    Equivalent to 42 /8s, 140 /16s and 72 /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:                  135685
    Total LACNIC prefixes after maximum aggregation:              28997
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         133802
    Unique aggregates announced from the LACNIC address blocks:   49949
LACNIC Region origin ASes present in the Internet Routing Table:  11120
    LACNIC Prefixes per ASN:                                      12.03
LACNIC Region origin ASes announcing only one prefix:              2149
LACNIC Region transit ASes present in the Internet Routing Table:  2471
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                       106
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9010
Number of LACNIC addresses announced to Internet:             176877088
    Equivalent to 10 /8s, 138 /16s and 238 /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:                  35437
    Total AfriNIC prefixes after maximum aggregation:              6325
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         46929
    Unique aggregates announced from the AfriNIC address blocks:  13579
AfriNIC Region origin ASes present in the Internet Routing Table:  1863
    AfriNIC Prefixes per ASN:                                     25.19
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  361
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       50
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1225
Number of AfriNIC addresses announced to Internet:            107393536
    Equivalent to 6 /8s, 102 /16s and 178 /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        9853       8746      77  CHINAMOBILE-CN China Mobile Communicati
  7545        5642        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4240        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3956       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3785        511     265  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3642       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3265       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2824        862     401  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2468      11522     581  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       10149      11536    3667  AMAZON-02, US
   174        5544       8788     885  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3547       3039     233  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54899    2507  DNIC-AS-00749, US
 16625        3221       1368    2254  AKAMAI-AS, US
  7018        2908      23670    1830  ATT-INTERNET4, US
396982        2765       3611     412  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        9202       1235    2044  TTNET, TR
 12479        7708       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3908       3397     154  AKAMAI-ASN1, NL
  9009        3600        307    1821  M247, RO
 12389        2945       2302     890  ROSTELECOM-AS, RU
 34984        2391        364     572  TELLCOM-AS, TR
  8452        1879       1852      14  TE-AS TE-AS, EG
  8551        1788        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1707        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       11876       3311     509  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2553        357     677  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        1318        776     187  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19037        1200        278      33  AMX Argentina S.A., AR
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1093        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        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        1235         78      74  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
 36914         558         82       3  KENET-AS, KE
  6713         555       1861      35  IAM-AS, MA
 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       11876       3311     509  UNINET, MX
 16509       10149      11536    3667  AMAZON-02, US
  9808        9853       8746      77  CHINAMOBILE-CN China Mobile Communicati
 47331        9202       1235    2044  TTNET, TR
 12479        7708       1708     145  UNI2-AS, ES
  7545        5642        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5544       8788     885  COGENT-174, US
  4538        4990       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        9853         9776  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7708         7563  UNI2-AS, ES
 47331        9202         7158  TTNET, TR
 16509       10149         6482  AMAZON-02, US
  7545        5642         4972  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990         4916  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5544         4659  COGENT-174, US
 18403        4240         4217  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             3356  LEVEL3, 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
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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    /15:2125    /16:13370   /17:8394    /18:14192   
/19:25294   /20:45342   /21:53950   /22:114515  /23:107307  /24:609277  
/25:1090    /26:1083    /27:1439    /28:311     /29:521     /30:516     
/31:352     /32:1144    

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

   ASN  No of nets  Total ann.  Description
 47331        8304        9202  TTNET, TR
 12479        6797        7708  UNI2-AS, ES
  8151        5946       11876  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        3547  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      2:1681      3:365       4:22        5:4670      6:163    
   7:6         8:1621      9:1        11:172      12:1448     13:359    
  14:2398     15:318      16:219      17:371      18:775      20:398    
  21:4        22:188      23:6943     24:3125     25:2        27:2700   
  29:19       31:2665     32:61       34:66       35:138      36:2364   
  37:4596     38:9293     39:901      40:146      41:4646     42:2018   
  43:2409     44:330      45:18705    46:4612     47:305      49:1979   
  50:1906     51:586      52:1616     54:313      55:908      56:8      
  57:220      58:2173     59:1265     60:1040     61:2675     62:2852   
  63:1922     64:5694     65:2352     66:4776     67:3070     68:1335   
  69:4102     70:1383     71:589      72:2968     74:2633     75:1586   
  76:624      77:2652     78:4198     79:1824     80:2231     81:2193   
  82:1724     83:1398     84:1694     85:4110     86:931      87:2345   
  88:3126     89:4334     90:686      91:8325     92:2355     93:2730   
  94:3830     95:5463     96:1288     97:318      98:1047     99:739    
 100:89      101:1181    102:3960    103:32540   104:4865    105:2115   
 106:1000    107:2529    108:1152    109:4092    110:2138    111:3280   
 112:2071    113:1829    114:1835    115:2165    116:1914    117:2664   
 118:2816    119:2017    120:1812    121:1391    122:2719    123:2263   
 124:1679    125:2884    126:32      128:1506    129:1008    130:1244   
 131:2043    132:937     133:413     134:1742    135:362     136:1134   
 137:1101    138:3198    139:1535    140:1418    141:1397    142:1695   
 143:1710    144:1004    145:375     146:2139    147:1999    148:2568   
 149:2817    150:1046    151:1371    152:2260    153:591     154:7356   
 155:1501    156:2334    157:1913    158:1162    159:2328    160:2871   
 161:1715    162:3583    163:1715    164:1726    165:2187    166:1277   
 167:1846    168:4362    169:827     170:5390    171:1056    172:3894   
 173:3085    174:895     175:1258    176:3601    177:6253    178:3833   
 179:2670    180:2462    181:3864    182:3354    183:1990    184:2279   
 185:21202   186:5547    187:5144    188:4284    189:4572    190:9689   
 191:2104    192:11109   193:9224    194:7628    195:5484    196:3377   
 197:2861    198:6093    199:7993    200:8677    201:6622    202:10718  
 203:10339   204:4642    205:3721    206:4543    207:3664    208:4202   
 209:5130    210:4786    211:2637    212:4451    213:3690    214:1058   
 215:49      216:6848    217:3154    218:1384    219:586     220:2025   
 221:1040    222:853     223:2241   

End of report


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