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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Feb 10 22:41:40 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 10 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:                              989137
    Prefixes after maximum aggregation (per Origin AS):          363210
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      457554
Total ASes present in the Internet Routing Table:                 75571
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           64743
Origin ASes announcing only one prefix:                           26011
Transit ASes present in the Internet Routing Table:               10828
Transit-only ASes present in the Internet Routing Table:            512
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1295
    Number of instances of unregistered ASNs:                      1303
Number of 32-bit ASNs allocated by the RIRs:                      43596
Number of 32-bit ASNs visible in the Routing Table:               35932
Prefixes from 32-bit ASNs in the Routing Table:                  188833
Number of bogon 32-bit ASNs visible in the Routing Table:           196
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            584
Number of addresses announced to Internet:                   3043634359
    Equivalent to 181 /8s, 106 /16s and 44 /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:      339297

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

Prefixes being announced by APNIC Region ASes:                   258445
    Total APNIC prefixes after maximum aggregation:               73635
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251014
    Unique aggregates announced from the APNIC address blocks:   100216
APNIC Region origin ASes present in the Internet Routing Table:   14034
    APNIC Prefixes per ASN:                                       17.89
APNIC Region origin ASes announcing only one prefix:               4184
APNIC Region transit ASes present in the Internet Routing Table:   1897
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9371
Number of APNIC addresses announced to Internet:              774898336
    Equivalent to 46 /8s, 48 /16s and 2 /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:                    284551
    Total ARIN prefixes after maximum aggregation:               125376
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           289069
    Unique aggregates announced from the ARIN address blocks:    132378
ARIN Region origin ASes present in the Internet Routing Table:    19118
    ARIN Prefixes per ASN:                                        15.12
ARIN Region origin ASes announcing only one prefix:                6924
ARIN Region transit ASes present in the Internet Routing Table:    1960
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4858
Number of ARIN addresses announced to Internet:              1270333760
    Equivalent to 75 /8s, 183 /16s and 193 /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:                    281201
    Total RIPE prefixes after maximum aggregation:               128426
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275001
    Unique aggregates announced from the RIPE address blocks:    161641
RIPE Region origin ASes present in the Internet Routing Table:    28603
    RIPE Prefixes per ASN:                                         9.61
RIPE Region origin ASes announcing only one prefix:               12057
RIPE Region transit ASes present in the Internet Routing Table:    3980
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11608
Number of RIPE addresses announced to Internet:               713618291
    Equivalent to 42 /8s, 136 /16s and 243 /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:                  129642
    Total LACNIC prefixes after maximum aggregation:              28855
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128580
    Unique aggregates announced from the LACNIC address blocks:   49577
LACNIC Region origin ASes present in the Internet Routing Table:  11063
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2246
LACNIC Region transit ASes present in the Internet Routing Table:  2441
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8918
Number of LACNIC addresses announced to Internet:             177992288
    Equivalent to 10 /8s, 155 /16s and 242 /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:                  34003
    Total AfriNIC prefixes after maximum aggregation:              6129
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         44887
    Unique aggregates announced from the AfriNIC address blocks:  13251
AfriNIC Region origin ASes present in the Internet Routing Table:  1828
    AfriNIC Prefixes per ASN:                                     24.56
AfriNIC Region origin ASes announcing only one prefix:              600
AfriNIC Region transit ASes present in the Internet Routing Table:  351
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1177
Number of AfriNIC addresses announced to Internet:            106474496
    Equivalent to 6 /8s, 88 /16s and 172 /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        9825       8739      55  CHINAMOBILE-CN China Mobile Communicati
  7545        5678        784     684  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        3484        499     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3374       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2697        859     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2497      11258     578  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        9646      11228    3392  AMAZON-02, US
 22773        5013       3080     303  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4767       6641     666  COGENT-174, US
 11492        4580        304     655  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
  6327        3593       1320      74  SHAW, CA
 16625        3251       1423    2321  AKAMAI-AS, US
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2924       3728    1420  DNIC-ASBLK-00306-00371, US
396982        2753       3639     394  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        8945       1213    2496  TTNET, TR
 12479        7598       1698     150  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3919       3397     156  AKAMAI-ASN1, NL
  9009        3302        287    1603  M247, RO
 12389        3006       2302     906  ROSTELECOM-AS, RU
  8551        2703        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2437       1852      14  TE-AS TE-AS, EG
 34984        2391        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       12414       3391     624  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2502        337     640  Mega Cable, S.A. de C.V., MX
 11830        2006        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
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 28202        1072         52       9  Rede Brasileira de Comunicacao 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        1632        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1518        389      16  LINKdotNET-AS, EG
 36992        1361       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1124         72      58  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         552         82       3  KENET-AS, KE
  6713         551       1861      34  IAM-AS, MA
 15399         530         55      53  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       12414       3391     624  UNINET, MX
  9808        9825       8739      55  CHINAMOBILE-CN China Mobile Communicati
 16509        9646      11228    3392  AMAZON-02, US
 47331        8945       1213    2496  TTNET, TR
 12479        7598       1698     150  UNI2-AS, ES
  7545        5678        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5013       3080     303  ASN-CXA-ALL-CCI-22773-RDC, US
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
   174        4767       6641     666  COGENT-174, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA

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        9825         9770  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7598         7448  UNI2-AS, ES
 47331        8945         6449  TTNET, TR
 16509        9646         6254  AMAZON-02, US
  7545        5678         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990         4915  ERX-CERNET-BKB China Education and Research Net
 22773        5013         4710  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4602         4577  FPT-AS-AP FPT Telecom Company, VN
   174        4767         4101  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              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  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24            46887  LIGHTOWER, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, 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     /14:1208    /15:2137    /16:13517   /17:8442    /18:14185   
/19:25559   /20:45609   /21:54163   /22:114316  /23:107425  /24:596633  
/25:1104    /26:1061    /27:1515    /28:165     /29:244     /30:82      
/31:93      /32:631     

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

   ASN  No of nets  Total ann.  Description
 47331        8049        8945  TTNET, TR
 12479        6715        7598  UNI2-AS, ES
  8151        6378       12414  UNINET, MX
 22773        4043        5013  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4580  CABLEONE, US
  6327        3391        3593  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
  8551        2179        2703  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2138        2481  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      2:1625      3:298       4:9         5:4653      6:165    
   7:6         8:1615      9:2        11:172      12:1485     13:379    
  14:2429     15:311      16:204      17:369      18:733      20:367    
  21:4        22:188      23:6645     24:3168     25:2        27:2631   
  29:19       31:2729     32:73       34:41       35:126      36:2185   
  37:4615     38:7998     39:907      40:140      41:4647     42:2226   
  43:2381     44:337      45:17725    46:4475     47:291      49:1916   
  50:1923     51:576      52:1624     54:343      55:883      56:5      
  57:155      58:2110     59:1225     60:1019     61:2776     62:2850   
  63:1959     64:5719     65:2374     66:5075     67:3132     68:1589   
  69:4138     70:1518     71:587      72:3050     74:2691     75:1591   
  76:633      77:2488     78:4149     79:2545     80:2161     81:2135   
  82:1587     83:1322     84:1645     85:3981     86:887      87:2256   
  88:2973     89:4140     90:673      91:8080     92:2274     93:2655   
  94:3821     95:5305     96:1320     97:314      98:1090     99:744    
 100:124     101:1179    102:3531    103:32963   104:4789    105:2017   
 106:993     107:2787    108:1141    109:4061    110:2182    111:3190   
 112:2095    113:1757    114:1766    115:2090    116:1991    117:2654   
 118:2776    119:2017    120:1815    121:1344    122:2779    123:2259   
 124:1636    125:2858    126:28      128:1568    129:1018    130:1128   
 131:1937    132:940     133:411     134:1715    135:353     136:928    
 137:1044    138:2984    139:1559    140:1370    141:1358    142:1604   
 143:1595    144:1020    145:344     146:2041    147:1714    148:2541   
 149:2590    150:1041    151:1341    152:1991    153:597     154:5966   
 155:1383    156:2142    157:1549    158:1098    159:2216    160:2685   
 161:1657    162:3643    163:1715    164:1701    165:2170    166:1077   
 167:1733    168:3969    169:825     170:4982    171:1021    172:3826   
 173:3058    174:935     175:1258    176:3810    177:5372    178:3672   
 179:2504    180:2460    181:3764    182:3442    183:2024    184:2287   
 185:20894   186:5147    187:4809    188:4216    189:4345    190:9536   
 191:1874    192:11055   193:9057    194:7559    195:5454    196:3673   
 197:2935    198:6072    199:7190    200:8467    201:6436    202:10796  
 203:10585   204:4619    205:3771    206:4506    207:3586    208:4180   
 209:5009    210:4767    211:2614    212:4384    213:3570    214:1117   
 215:44      216:6917    217:3023    218:1388    219:625     220:2058   
 221:1024    222:875     223:2233   

End of report


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