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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 28 22:41:17 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 28 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:                             1002291
    Prefixes after maximum aggregation (per Origin AS):          368170
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465099
Total ASes present in the Internet Routing Table:                 76096
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65094
Origin ASes announcing only one prefix:                           26103
Transit ASes present in the Internet Routing Table:               11002
Transit-only ASes present in the Internet Routing Table:            540
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.9
    Max AS path length visible:                                     109
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1079
    Number of instances of unregistered ASNs:                      1086
Number of 32-bit ASNs allocated by the RIRs:                      44894
Number of 32-bit ASNs visible in the Routing Table:               36738
Prefixes from 32-bit ASNs in the Routing Table:                  198543
Number of bogon 32-bit ASNs visible in the Routing Table:            97
Special use prefixes present in the Routing Table:                   47
Prefixes being announced from unallocated address space:            630
Number of addresses announced to Internet:                   3027562484
    Equivalent to 180 /8s, 116 /16s and 239 /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:      341896

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

Prefixes being announced by APNIC Region ASes:                   259641
    Total APNIC prefixes after maximum aggregation:               74765
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251799
    Unique aggregates announced from the APNIC address blocks:   101179
APNIC Region origin ASes present in the Internet Routing Table:   14258
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4292
APNIC Region transit ASes present in the Internet Routing Table:   1923
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9661
Number of APNIC addresses announced to Internet:              761834144
    Equivalent to 45 /8s, 104 /16s and 170 /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:                    288003
    Total ARIN prefixes after maximum aggregation:               127093
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292083
    Unique aggregates announced from the ARIN address blocks:    134610
ARIN Region origin ASes present in the Internet Routing Table:    19180
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6948
ARIN Region transit ASes present in the Internet Routing Table:    2009
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4948
Number of ARIN addresses announced to Internet:              1267187778
    Equivalent to 75 /8s, 135 /16s and 192 /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:                    282526
    Total RIPE prefixes after maximum aggregation:               129993
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277131
    Unique aggregates announced from the RIPE address blocks:    165311
RIPE Region origin ASes present in the Internet Routing Table:    28733
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12093
RIPE Region transit ASes present in the Internet Routing Table:    4015
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:   11900
Number of RIPE addresses announced to Internet:               713881330
    Equivalent to 42 /8s, 140 /16s and 246 /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:                  135652
    Total LACNIC prefixes after maximum aggregation:              29295
    LACNIC Deaggregation factor:                                   4.63
Prefixes being announced from the LACNIC address blocks:         133812
    Unique aggregates announced from the LACNIC address blocks:   49959
LACNIC Region origin ASes present in the Internet Routing Table:  11125
    LACNIC Prefixes per ASN:                                      12.03
LACNIC Region origin ASes announcing only one prefix:              2153
LACNIC Region transit ASes present in the Internet Routing Table:  2490
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                       109
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9006
Number of LACNIC addresses announced to Internet:             176874528
    Equivalent to 10 /8s, 138 /16s and 228 /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:                  35390
    Total AfriNIC prefixes after maximum aggregation:              6325
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         46835
    Unique aggregates announced from the AfriNIC address blocks:  13537
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:              617
AfriNIC Region transit ASes present in the Internet Routing Table:  363
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1223
Number of AfriNIC addresses announced to Internet:            107402496
    Equivalent to 6 /8s, 102 /16s and 213 /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        9875       8746      77  CHINAMOBILE-CN China Mobile Communicati
  7545        5643        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5002       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4238        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3954       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3781        507     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3643       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3265       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2823        860     403  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       10109      11534    3652  AMAZON-02, US
   174        5531       8790     897  COGENT-174, US
 11492        4639        308     550  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3552       3055     238  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3249      54901    2501  DNIC-AS-00749, US
 16625        3221       1368    2254  AKAMAI-AS, US
  7018        2898      23669    1821  ATT-INTERNET4, US
396982        2766       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        9202       1235    2043  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3907       3397     154  AKAMAI-ASN1, NL
  9009        3600        307    1821  M247, RO
 12389        2980       2304     897  ROSTELECOM-AS, RU
 34984        2390        364     571  TELLCOM-AS, TR
  8452        1874       1852      14  TE-AS TE-AS, EG
  8551        1785        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1715        124    1246  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       11874       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        1316        775     186  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        1093        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        1235         78      74  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         548         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       11874       3311     509  UNINET, MX
 16509       10109      11534    3652  AMAZON-02, US
  9808        9875       8746      77  CHINAMOBILE-CN China Mobile Communicati
 47331        9202       1235    2043  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
  7545        5643        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5531       8790     897  COGENT-174, US
  4538        5002       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4639        308     550  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        9875         9798  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7715         7570  UNI2-AS, ES
 47331        9202         7159  TTNET, TR
 16509       10109         6457  AMAZON-02, US
  7545        5643         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        5531         4634  COGENT-174, US
 18403        4238         4215  FPT-AS-AP FPT Telecom Company, VN
 11492        4639         4089  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
23.189.192.0/24      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    /15:2127    /16:13374   /17:8396    /18:14196   
/19:25295   /20:45394   /21:53964   /22:114566  /23:107372  /24:608727  
/25:1092    /26:1082    /27:1620    /28:311     /29:523     /30:515     
/31:353     /32:1147    

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

   ASN  No of nets  Total ann.  Description
 47331        8304        9202  TTNET, TR
 12479        6803        7715  UNI2-AS, ES
  8151        5944       11874  UNINET, MX
 11492        3546        4639  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2660        3552  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)
----------------------------------------------

   1:2333      2:1682      3:364       4:22        5:4670      6:164    
   7:6         8:1623      9:1        11:172      12:1450     13:360    
  14:2401     15:318      16:219      17:370      18:770      20:398    
  21:4        22:188      23:6942     24:3124     25:2        27:2643   
  29:19       31:2665     32:61       34:66       35:138      36:2371   
  37:4597     38:9309     39:901      40:146      41:4640     42:2028   
  43:2409     44:329      45:18647    46:4601     47:307      49:1978   
  50:1897     51:586      52:1616     54:313      55:910      56:8      
  57:220      58:2171     59:1265     60:1039     61:2668     62:2845   
  63:1918     64:5692     65:2354     66:4773     67:3070     68:1335   
  69:4098     70:1383     71:588      72:2966     74:2630     75:1587   
  76:624      77:2649     78:4196     79:1819     80:2221     81:2190   
  82:1714     83:1396     84:1696     85:4106     86:923      87:2344   
  88:3125     89:4317     90:685      91:8304     92:2355     93:2724   
  94:3825     95:5451     96:1289     97:318      98:1047     99:739    
 100:90      101:1183    102:3971    103:32612   104:4864    105:2115   
 106:1002    107:2543    108:1160    109:4094    110:2149    111:3284   
 112:2067    113:1822    114:1833    115:2164    116:1914    117:2667   
 118:2819    119:1995    120:1812    121:1391    122:2717    123:2265   
 124:1681    125:2881    126:32      128:1505    129:1010    130:1219   
 131:2047    132:940     133:413     134:1742    135:365     136:1134   
 137:1096    138:3177    139:1526    140:1414    141:1387    142:1693   
 143:1700    144:1003    145:374     146:2137    147:2002    148:2570   
 149:2822    150:1046    151:1370    152:2256    153:591     154:7313   
 155:1497    156:2334    157:1911    158:1164    159:2324    160:2873   
 161:1714    162:3575    163:1712    164:1724    165:2198    166:1282   
 167:1843    168:4342    169:825     170:5376    171:1056    172:3894   
 173:3083    174:896     175:1258    176:3602    177:6218    178:3835   
 179:2708    180:2459    181:3868    182:3353    183:1991    184:2278   
 185:21204   186:5526    187:5060    188:4285    189:4553    190:9709   
 191:2061    192:11101   193:9225    194:7619    195:5480    196:3369   
 197:2853    198:6110    199:7992    200:8677    201:6617    202:10704  
 203:10334   204:4641    205:3719    206:4538    207:3667    208:4203   
 209:5122    210:4786    211:2636    212:4456    213:3691    214:1055   
 215:49      216:6854    217:3092    218:1383    219:586     220:2027   
 221:1041    222:854     223:2249   

End of report


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