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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Feb 14 22:41:36 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 14 Feb, 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:                              988134
    Prefixes after maximum aggregation (per Origin AS):          363104
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      457510
Total ASes present in the Internet Routing Table:                 75639
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64857
Origin ASes announcing only one prefix:                           26069
Transit ASes present in the Internet Routing Table:               10782
Transit-only ASes present in the Internet Routing Table:            502
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     113
    Max AS path prepend of ASN ( 52494)                             109
Prefixes from unregistered ASNs in the Routing Table:              1321
    Number of instances of unregistered ASNs:                      1327
Number of 32-bit ASNs allocated by the RIRs:                      43624
Number of 32-bit ASNs visible in the Routing Table:               35979
Prefixes from 32-bit ASNs in the Routing Table:                  188990
Number of bogon 32-bit ASNs visible in the Routing Table:           192
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            596
Number of addresses announced to Internet:                   3043523255
    Equivalent to 181 /8s, 104 /16s and 122 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      338046

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

Prefixes being announced by APNIC Region ASes:                   258690
    Total APNIC prefixes after maximum aggregation:               73567
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          251321
    Unique aggregates announced from the APNIC address blocks:   100288
APNIC Region origin ASes present in the Internet Routing Table:   14054
    APNIC Prefixes per ASN:                                       17.88
APNIC Region origin ASes announcing only one prefix:               4183
APNIC Region transit ASes present in the Internet Routing Table:   1909
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                        106
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9391
Number of APNIC addresses announced to Internet:              774951584
    Equivalent to 46 /8s, 48 /16s and 210 /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:                    283163
    Total ARIN prefixes after maximum aggregation:               125355
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           287750
    Unique aggregates announced from the ARIN address blocks:    132193
ARIN Region origin ASes present in the Internet Routing Table:    19133
    ARIN Prefixes per ASN:                                        15.04
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    1937
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4860
Number of ARIN addresses announced to Internet:              1270014784
    Equivalent to 75 /8s, 178 /16s and 227 /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, 393216-401308
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:                    281358
    Total RIPE prefixes after maximum aggregation:               128401
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275119
    Unique aggregates announced from the RIPE address blocks:    161782
RIPE Region origin ASes present in the Internet Routing Table:    28626
    RIPE Prefixes per ASN:                                         9.61
RIPE Region origin ASes announcing only one prefix:               12072
RIPE Region transit ASes present in the Internet Routing Table:    3984
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11629
Number of RIPE addresses announced to Internet:               713733747
    Equivalent to 42 /8s, 138 /16s and 182 /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:                  129508
    Total LACNIC prefixes after maximum aggregation:              28844
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128402
    Unique aggregates announced from the LACNIC address blocks:   49536
LACNIC Region origin ASes present in the Internet Routing Table:  11067
    LACNIC Prefixes per ASN:                                      11.60
LACNIC Region origin ASes announcing only one prefix:              2254
LACNIC Region transit ASes present in the Internet Routing Table:  2420
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                       113
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8916
Number of LACNIC addresses announced to Internet:             178088288
    Equivalent to 10 /8s, 157 /16s and 105 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  34094
    Total AfriNIC prefixes after maximum aggregation:              6137
    AfriNIC Deaggregation factor:                                  5.56
Prefixes being announced from the AfriNIC address blocks:         44944
    Unique aggregates announced from the AfriNIC address blocks:  13205
AfriNIC Region origin ASes present in the Internet Routing Table:  1838
    AfriNIC Prefixes per ASN:                                     24.45
AfriNIC Region origin ASes announcing only one prefix:              609
AfriNIC Region transit ASes present in the Internet Routing Table:  353
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1183
Number of AfriNIC addresses announced to Internet:            106412032
    Equivalent to 6 /8s, 87 /16s and 184 /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        9826       8739      55  CHINAMOBILE-CN China Mobile Communicati
  7545        5675        784     681  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4602        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3877       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3490        499     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3375       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2700        860     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2496      11258     577  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        9658      11231    3369  AMAZON-02, US
   174        4691       6637     661  COGENT-174, US
 11492        4578        304     653  CABLEONE, US
  7155        4184        289      98  VIASAT-SP-BACKBONE, US
 22773        3626       3064     297  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3594       1320      75  SHAW, CA
 16625        3232       1406    2304  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2936       3730    1436  DNIC-ASBLK-00306-00371, US
396982        2755       3639     395  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        9010       1217    2370  TTNET, TR
 12479        7600       1714     147  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3945       3397     157  AKAMAI-ASN1, NL
  9009        3286        285    1591  M247, RO
 12389        2991       2302     907  ROSTELECOM-AS, RU
  8551        2669        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2497        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2442       1852      14  TE-AS TE-AS, EG
 34984        2393        366     583  TELLCOM-AS, TR

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       12448       3389     619  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2510        341     643  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1326       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        340     498  Axtel, S.A.B. de C.V., MX
 11664        1134        178     426  Techtel LMDS Comunicaciones Interactiva
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1087        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        1632        316      43  Telkom-Internet, ZA
 24835        1547        545      28  RAYA-AS, EG
 24863        1526        389      16  LINKdotNET-AS, EG
 36992        1361       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1126         72      57  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         553         82       3  KENET-AS, KE
  6713         551       1861      34  IAM-AS, MA
 15399         535         55      54  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       12448       3389     619  UNINET, MX
  9808        9826       8739      55  CHINAMOBILE-CN China Mobile Communicati
 16509        9658      11231    3369  AMAZON-02, US
 47331        9010       1217    2370  TTNET, TR
 12479        7600       1714     147  UNI2-AS, ES
  7545        5675        784     681  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
   174        4691       6637     661  COGENT-174, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4602        347      25  FPT-AS-AP FPT Telecom Company, VN

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        9826         9771  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7600         7453  UNI2-AS, ES
 47331        9010         6640  TTNET, TR
 16509        9658         6289  AMAZON-02, US
  7545        5675         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990         4915  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4602         4577  FPT-AS-AP FPT Telecom Company, VN
  7155        4184         4086  VIASAT-SP-BACKBONE, US
   174        4691         4030  COGENT-174, 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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, 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             17054  EXPEDIENT, 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  LIGHTOWER, 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
10.119.249.48/30          55824  NKN-CORE-NW NKN Core Network, IN
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.164.72.0/24       Origin:     49195  SSAC, CN
23.164.72.0/24      Transit:     20473  AS-CHOOPA, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, 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      /11:98      /12:302     
/13:580     /14:1207    /15:2137    /16:13522   /17:8441    /18:14186   
/19:25524   /20:45468   /21:54136   /22:114138  /23:106839  /24:596587  
/25:1107    /26:1057    /27:1514    /28:166     /29:246     /30:83      
/31:98      /32:630     

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

   ASN  No of nets  Total ann.  Description
 47331        8115        9010  TTNET, TR
 12479        6716        7600  UNI2-AS, ES
  8151        6405       12448  UNINET, MX
 11492        3492        4578  CABLEONE, US
  6327        3391        3594  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3127        4184  VIASAT-SP-BACKBONE, US
 22773        2662        3626  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2145        2669  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2139        2482  MEDIACOM-ENTERPRISE-BUSINESS, US

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2344      2:1632      3:299       4:9         5:4671      6:165    
   7:6         8:1605      9:2        11:172      12:1472     13:384    
  14:2438     15:311      16:205      17:368      18:735      20:367    
  21:4        22:188      23:6647     24:3111     25:2        27:2635   
  29:19       31:2722     32:64       34:41       35:126      36:2191   
  37:4619     38:7995     39:907      40:140      41:4638     42:2227   
  43:2380     44:336      45:17732    46:4473     47:293      49:1916   
  50:1924     51:572      52:1622     54:336      55:882      56:5      
  57:156      58:2112     59:1225     60:1019     61:2779     62:2827   
  63:1960     64:5728     65:2373     66:5081     67:3122     68:1358   
  69:4147     70:1392     71:587      72:2997     74:2691     75:1591   
  76:633      77:2520     78:4147     79:2510     80:2165     81:2138   
  82:1589     83:1328     84:1660     85:4021     86:886      87:2259   
  88:2988     89:4133     90:676      91:8081     92:2265     93:2648   
  94:3819     95:5303     96:1321     97:314      98:1037     99:744    
 100:119     101:1179    102:3530    103:33005   104:4790    105:2026   
 106:992     107:2785    108:1143    109:4082    110:2184    111:3198   
 112:2092    113:1765    114:1769    115:2093    116:1995    117:2654   
 118:2776    119:2016    120:1816    121:1345    122:2777    123:2261   
 124:1679    125:2864    126:28      128:1571    129:1022    130:1135   
 131:1931    132:939     133:411     134:1709    135:352     136:932    
 137:1051    138:2999    139:1561    140:1372    141:1361    142:1606   
 143:1602    144:1016    145:345     146:2047    147:1716    148:2539   
 149:2547    150:1041    151:1342    152:1996    153:597     154:6000   
 155:1383    156:2142    157:1558    158:1098    159:2219    160:2698   
 161:1658    162:3647    163:1716    164:1708    165:2174    166:1078   
 167:1728    168:3999    169:826     170:4990    171:1028    172:3843   
 173:3057    174:907     175:1256    176:3815    177:5367    178:3676   
 179:2511    180:2460    181:3764    182:3443    183:2039    184:2277   
 185:20940   186:5131    187:4804    188:4230    189:4350    190:9536   
 191:1887    192:11050   193:9067    194:7568    195:5451    196:3687   
 197:2946    198:6078    199:7218    200:8461    201:6408    202:10854  
 203:10599   204:4620    205:3776    206:4502    207:3579    208:4179   
 209:5014    210:4771    211:2614    212:4398    213:3559    214:1113   
 215:44      216:6913    217:3006    218:1388    219:625     220:2058   
 221:1025    222:876     223:2232   

End of report


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