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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 19 22:41:49 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 19 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:                             1001097
    Prefixes after maximum aggregation (per Origin AS):          367520
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465086
Total ASes present in the Internet Routing Table:                 76115
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65212
Origin ASes announcing only one prefix:                           26140
Transit ASes present in the Internet Routing Table:               10903
Transit-only ASes present in the Internet Routing Table:            551
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                     104
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1083
    Number of instances of unregistered ASNs:                      1088
Number of 32-bit ASNs allocated by the RIRs:                      44788
Number of 32-bit ASNs visible in the Routing Table:               36711
Prefixes from 32-bit ASNs in the Routing Table:                  197801
Number of bogon 32-bit ASNs visible in the Routing Table:            98
Special use prefixes present in the Routing Table:                   47
Prefixes being announced from unallocated address space:            693
Number of addresses announced to Internet:                   3026560116
    Equivalent to 180 /8s, 101 /16s and 164 /24s
    Percentage of available address space announced:               81.7
    Percentage of allocated address space announced:               81.7
    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:      341472

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

Prefixes being announced by APNIC Region ASes:                   259469
    Total APNIC prefixes after maximum aggregation:               74808
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251504
    Unique aggregates announced from the APNIC address blocks:   101264
APNIC Region origin ASes present in the Internet Routing Table:   14256
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4296
APNIC Region transit ASes present in the Internet Routing Table:   1896
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9646
Number of APNIC addresses announced to Internet:              761784224
    Equivalent to 45 /8s, 103 /16s and 231 /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:                    287386
    Total ARIN prefixes after maximum aggregation:               126897
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291507
    Unique aggregates announced from the ARIN address blocks:    134590
ARIN Region origin ASes present in the Internet Routing Table:    19165
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6948
ARIN Region transit ASes present in the Internet Routing Table:    1982
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:    4935
Number of ARIN addresses announced to Internet:              1266808386
    Equivalent to 75 /8s, 129 /16s and 246 /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:                    282300
    Total RIPE prefixes after maximum aggregation:               129821
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277029
    Unique aggregates announced from the RIPE address blocks:    165097
RIPE Region origin ASes present in the Internet Routing Table:    28776
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12133
RIPE Region transit ASes present in the Internet Routing Table:    3990
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11910
Number of RIPE addresses announced to Internet:               713393522
    Equivalent to 42 /8s, 133 /16s and 133 /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:                  135506
    Total LACNIC prefixes after maximum aggregation:              28970
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         133709
    Unique aggregates announced from the LACNIC address blocks:   50114
LACNIC Region origin ASes present in the Internet Routing Table:  11108
    LACNIC Prefixes per ASN:                                      12.04
LACNIC Region origin ASes announcing only one prefix:              2146
LACNIC Region transit ASes present in the Internet Routing Table:  2467
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                       104
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8999
Number of LACNIC addresses announced to Internet:             176805664
    Equivalent to 10 /8s, 137 /16s and 215 /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:                  35353
    Total AfriNIC prefixes after maximum aggregation:              6320
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         46654
    Unique aggregates announced from the AfriNIC address blocks:  13506
AfriNIC Region origin ASes present in the Internet Routing Table:  1856
    AfriNIC Prefixes per ASN:                                     25.14
AfriNIC Region origin ASes announcing only one prefix:              617
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1221
Number of AfriNIC addresses announced to Internet:            107365632
    Equivalent to 6 /8s, 102 /16s and 69 /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        9855       8745      76  CHINAMOBILE-CN China Mobile Communicati
  7545        5642        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4985       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4211        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3954       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3779        510     262  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3615       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3279       1857     105  VNPT-AS-VN VNPT Corp, VN
 24560        2825        864     396  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2484      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       10084      11455    3578  AMAZON-02, US
   174        5365       8765     854  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3552       3039     237  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3251      54901    2503  DNIC-AS-00749, US
 16625        3204       1364    2243  AKAMAI-AS, US
  7018        2833      23664    1777  ATT-INTERNET4, US
396982        2771       3620     418  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        9199       1234    2049  TTNET, TR
 12479        7725       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3902       3397     155  AKAMAI-ASN1, NL
  9009        3591        306    1811  M247, RO
 12389        2988       2304     898  ROSTELECOM-AS, RU
 34984        2391        364     568  TELLCOM-AS, TR
  8452        1845       1852      14  TE-AS TE-AS, EG
  8551        1773        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1696        123    1231  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       11888       3302     502  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2554        356     674  Mega Cable, S.A. de C.V., MX
 11830        2003        369      64  Instituto Costarricense de Electricidad
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1250        278      33  Techtel LMDS Comunicaciones Interactiva
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1100        314     478  Axtel, S.A.B. de C.V., MX
  6147        1092        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        1611        389      20  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        1221         77      73  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 15399         528         56      55  WANANCHI-, KE

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       11888       3302     502  UNINET, MX
 16509       10084      11455    3578  AMAZON-02, US
  9808        9855       8745      76  CHINAMOBILE-CN China Mobile Communicati
 47331        9199       1234    2049  TTNET, TR
 12479        7725       1708     145  UNI2-AS, ES
  7545        5642        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5365       8765     854  COGENT-174, US
  4538        4985       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        9855         9779  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7725         7580  UNI2-AS, ES
 47331        9199         7150  TTNET, TR
 16509       10084         6506  AMAZON-02, US
  7545        5642         4970  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4985         4911  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5365         4511  COGENT-174, US
 18403        4211         4188  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               701  UUNET, 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     
/13:578     /14:1197    /15:2124    /16:13367   /17:8385    /18:14191   
/19:25270   /20:45407   /21:53956   /22:114643  /23:107294  /24:607768  
/25:1125    /26:1085    /27:1632    /28:314     /29:522     /30:515     
/31:351     /32:915     

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

   ASN  No of nets  Total ann.  Description
 47331        8302        9199  TTNET, TR
 12479        6813        7725  UNI2-AS, ES
  8151        5938       11888  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        2662        3552  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2160        2503  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)
----------------------------------------------

   1:2329      2:1676      3:352       4:22        5:4666      6:162    
   7:6         8:1617      9:1        11:172      12:1458     13:358    
  14:2453     15:316      16:217      17:370      18:771      20:396    
  21:4        22:188      23:6895     24:3090     25:2        27:2639   
  29:19       31:2654     32:61       34:66       35:138      36:2358   
  37:4598     38:8994     39:899      40:143      41:4693     42:2034   
  43:2408     44:331      45:18584    46:4602     47:302      49:1977   
  50:1894     51:584      52:1614     54:316      55:915      56:8      
  57:211      58:2161     59:1264     60:1035     61:2671     62:2841   
  63:1921     64:5680     65:2358     66:4783     67:3068     68:1336   
  69:4160     70:1383     71:584      72:2964     74:2641     75:1583   
  76:623      77:2641     78:4200     79:1807     80:2222     81:2189   
  82:1711     83:1399     84:1693     85:4093     86:931      87:2334   
  88:3119     89:4294     90:684      91:8307     92:2344     93:2733   
  94:3827     95:5449     96:1282     97:318      98:1043     99:740    
 100:90      101:1179    102:3949    103:32668   104:4865    105:2115   
 106:1001    107:2520    108:1156    109:4109    110:2151    111:3280   
 112:2074    113:1826    114:1828    115:2151    116:1911    117:2660   
 118:2799    119:2015    120:1810    121:1389    122:2705    123:2267   
 124:1695    125:2881    126:32      128:1530    129:1011    130:1216   
 131:2034    132:930     133:412     134:1744    135:365     136:1120   
 137:1105    138:3144    139:1527    140:1400    141:1378    142:1687   
 143:1699    144:998     145:373     146:2123    147:1995    148:2547   
 149:2816    150:1043    151:1360    152:2252    153:593     154:7273   
 155:1500    156:2314    157:1891    158:1161    159:2324    160:2838   
 161:1734    162:3582    163:1719    164:1724    165:2202    166:1276   
 167:1837    168:4335    169:826     170:5359    171:1054    172:3887   
 173:3081    174:897     175:1249    176:3615    177:6176    178:3830   
 179:2673    180:2452    181:3850    182:3356    183:1989    184:2286   
 185:21183   186:5549    187:5039    188:4293    189:4530    190:9700   
 191:2033    192:11083   193:9209    194:7624    195:5497    196:3379   
 197:2826    198:6109    199:7980    200:8629    201:6667    202:10729  
 203:10319   204:4649    205:3702    206:4539    207:3666    208:4201   
 209:5149    210:4797    211:2634    212:4451    213:3627    214:1063   
 215:49      216:6867    217:3082    218:1358    219:582     220:2032   
 221:1041    222:854     223:2250   

End of report


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