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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Apr 9 22:41:44 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 09 Apr, 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:                              999910
    Prefixes after maximum aggregation (per Origin AS):          365642
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      459961
Total ASes present in the Internet Routing Table:                 75823
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65195
Origin ASes announcing only one prefix:                           25946
Transit ASes present in the Internet Routing Table:               10628
Transit-only ASes present in the Internet Routing Table:            489
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1197
    Number of instances of unregistered ASNs:                      1199
Number of 32-bit ASNs allocated by the RIRs:                      44064
Number of 32-bit ASNs visible in the Routing Table:               36282
Prefixes from 32-bit ASNs in the Routing Table:                  195416
Number of bogon 32-bit ASNs visible in the Routing Table:           174
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            664
Number of addresses announced to Internet:                   3030523572
    Equivalent to 180 /8s, 162 /16s and 30 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      341803

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

Prefixes being announced by APNIC Region ASes:                   260002
    Total APNIC prefixes after maximum aggregation:               74189
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          252446
    Unique aggregates announced from the APNIC address blocks:   100327
APNIC Region origin ASes present in the Internet Routing Table:   14149
    APNIC Prefixes per ASN:                                       17.84
APNIC Region origin ASes announcing only one prefix:               4230
APNIC Region transit ASes present in the Internet Routing Table:   1878
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9495
Number of APNIC addresses announced to Internet:              761068448
    Equivalent to 45 /8s, 92 /16s and 251 /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:                    283921
    Total ARIN prefixes after maximum aggregation:               126211
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288156
    Unique aggregates announced from the ARIN address blocks:    133309
ARIN Region origin ASes present in the Internet Routing Table:    19177
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1910
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:    4889
Number of ARIN addresses announced to Internet:              1269821506
    Equivalent to 75 /8s, 175 /16s and 240 /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:                    283468
    Total RIPE prefixes after maximum aggregation:               129339
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           277440
    Unique aggregates announced from the RIPE address blocks:    163260
RIPE Region origin ASes present in the Internet Routing Table:    28689
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12078
RIPE Region transit ASes present in the Internet Routing Table:    3931
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          44
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11761
Number of RIPE addresses announced to Internet:               715049586
    Equivalent to 42 /8s, 158 /16s and 202 /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:                  136634
    Total LACNIC prefixes after maximum aggregation:              28952
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         135102
    Unique aggregates announced from the LACNIC address blocks:   49520
LACNIC Region origin ASes present in the Internet Routing Table:  11079
    LACNIC Prefixes per ASN:                                      12.19
LACNIC Region origin ASes announcing only one prefix:              2091
LACNIC Region transit ASes present in the Internet Routing Table:  2410
Average LACNIC Region AS path length visible:                       4.2
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8944
Number of LACNIC addresses announced to Internet:             177323360
    Equivalent to 10 /8s, 145 /16s and 189 /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:                  34688
    Total AfriNIC prefixes after maximum aggregation:              6214
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         46101
    Unique aggregates announced from the AfriNIC address blocks:  13029
AfriNIC Region origin ASes present in the Internet Routing Table:  1824
    AfriNIC Prefixes per ASN:                                     25.27
AfriNIC Region origin ASes announcing only one prefix:              597
AfriNIC Region transit ASes present in the Internet Routing Table:  348
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1193
Number of AfriNIC addresses announced to Internet:            106929920
    Equivalent to 6 /8s, 95 /16s and 159 /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        9846       8742      67  CHINAMOBILE-CN China Mobile Communicati
  7545        5663        778     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5026       4192      76  ERX-CERNET-BKB China Education and Rese
 18403        4581        347      24  FPT-AS-AP FPT Telecom Company, VN
  7552        3865       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3644       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3569        497     258  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2772        860     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2493      11259     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        9860      11374    3449  AMAZON-02, US
   174        5261       6631     823  COGENT-174, US
 11492        4601        305     610  CABLEONE, US
  7155        4175        288      91  VIASAT-SP-BACKBONE, US
  6327        3605       1320      75  SHAW, CA
 22773        3553       3049     242  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3202      54912    2454  DNIC-AS-00749, US
 16625        3175       1353    2257  AKAMAI-AS, US
   367        2810       3537    1342  DNIC-ASBLK-00306-00371, US
396982        2765       3641     413  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        9057       1222    2282  TTNET, TR
 12479        7694       1709     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3942       3396     150  AKAMAI-ASN1, NL
  9009        3287        284    1605  M247, RO
 12389        2991       2304     904  ROSTELECOM-AS, RU
  8551        2647        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2491        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2469       1852      14  TE-AS TE-AS, EG
 34984        2395        367     575  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       12396       3320     496  UNINET, MX
 10620        3528        497     889  Telmex Colombia S.A., CO
 13999        2525        346     653  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1548       2315     247  Claro NXT Telecomunicacoes Ltda, BR
  3816        1313        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1232        216      21  ETB - Colombia, CO
 11664        1149        177     424  Techtel LMDS Comunicaciones Interactiva
 28202        1125         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1102        346     480  Axtel, S.A.B. de C.V., MX

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        1630        315      38  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1367       1519     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1207         76      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         553       1861      34  IAM-AS, MA
 36914         548         82       3  KENET-AS, KE
 15399         523         55      50  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       12396       3320     496  UNINET, MX
 16509        9860      11374    3449  AMAZON-02, US
  9808        9846       8742      67  CHINAMOBILE-CN China Mobile Communicati
 47331        9057       1222    2282  TTNET, TR
 12479        7694       1709     144  UNI2-AS, ES
  7545        5663        778     678  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5261       6631     823  COGENT-174, US
  4538        5026       4192      76  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4601        305     610  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        9846         9779  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7694         7550  UNI2-AS, ES
 47331        9057         6775  TTNET, TR
 16509        9860         6411  AMAZON-02, US
  7545        5663         4985  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5026         4950  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4581         4557  FPT-AS-AP FPT Telecom Company, VN
   174        5261         4438  COGENT-174, US
  7155        4175         4084  VIASAT-SP-BACKBONE, 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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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             17054  EXPEDIENT, 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

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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, US
27.0.192.0/22        Origin:    138415  HENGDA-HK HENGDA NETWORK LIMITED, HK
27.0.192.0/22       Transit:     51847  NEAROUTE, HK
27.0.192.0/24        Origin:    138195  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      3786  LGDACOM LG DACOM Corporation, KR
27.0.193.0/24        Origin:    138195  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.193.0/24       Transit:      3786  LGDACOM LG DACOM Corporation, KR

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      /11:95      /12:300     
/13:585     /14:1211    /15:2146    /16:13445   /17:8499    /18:14219   
/19:25485   /20:45502   /21:54077   /22:114945  /23:107774  /24:606570  
/25:1112    /26:1069    /27:1514    /28:166     /29:276     /30:118     
/31:114     /32:620     

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

   ASN  No of nets  Total ann.  Description
 47331        8165        9057  TTNET, TR
 12479        6812        7694  UNI2-AS, ES
  8151        6405       12396  UNINET, MX
 11492        3514        4601  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3402        3605  SHAW, CA
  7155        3118        4175  VIASAT-SP-BACKBONE, US
 22773        2638        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2137        2481  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2134        3528  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)
----------------------------------------------

   1:2318      2:1698      3:323       4:22        5:4715      6:161    
   7:6         8:1613      9:2        11:172      12:1467     13:376    
  14:2451     15:318      16:209      17:373      18:756      20:376    
  21:4        22:188      23:6721     24:3116     25:2        27:2663   
  29:19       31:2860     32:61       34:65       35:126      36:2305   
  37:4603     38:8364     39:898      40:126      41:4634     42:2226   
  43:2414     44:323      45:18614    46:4526     47:306      49:1948   
  50:1928     51:579      52:1621     54:309      55:996      56:5      
  57:175      58:2123     59:1266     60:1030     61:2773     62:2837   
  63:1934     64:5747     65:2363     66:4834     67:3154     68:1339   
  69:4141     70:1385     71:585      72:2975     74:2634     75:1585   
  76:634      77:2587     78:4157     79:2531     80:2222     81:2202   
  82:1620     83:1393     84:1660     85:4066     86:942      87:2304   
  88:3048     89:4183     90:681      91:8248     92:2290     93:2678   
  94:3840     95:5382     96:1320     97:315      98:1053     99:742    
 100:113     101:1198    102:3590    103:32947   104:4885    105:2065   
 106:1005    107:2792    108:1129    109:4134    110:2166    111:3266   
 112:2098    113:1823    114:1799    115:2146    116:1909    117:2632   
 118:2858    119:2045    120:1816    121:1358    122:2819    123:2257   
 124:1681    125:2890    126:32      128:1569    129:1037    130:1160   
 131:2050    132:933     133:410     134:1727    135:359     136:935    
 137:1066    138:3186    139:1564    140:1391    141:1372    142:1626   
 143:1659    144:1008    145:351     146:2092    147:1845    148:2517   
 149:2608    150:1048    151:1364    152:2018    153:593     154:6753   
 155:1456    156:2377    157:1735    158:1151    159:2339    160:2737   
 161:1652    162:3620    163:1739    164:1724    165:2193    166:1138   
 167:1818    168:4285    169:830     170:5221    171:1028    172:3850   
 173:3074    174:920     175:1255    176:3788    177:6203    178:3723   
 179:2741    180:2453    181:3809    182:3403    183:2048    184:2295   
 185:21062   186:5608    187:5243    188:4262    189:4566    190:9713   
 191:2043    192:11038   193:9125    194:7647    195:5470    196:3679   
 197:2921    198:6076    199:7617    200:8676    201:6623    202:10846  
 203:10601   204:4633    205:3810    206:4567    207:3555    208:4203   
 209:5126    210:4794    211:2610    212:4409    213:3567    214:1084   
 215:50      216:6886    217:3066    218:1385    219:610     220:2050   
 221:1042    222:883     223:2241   

End of report


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