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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 10 22:41:39 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 10 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:                              1009093
    Prefixes after maximum aggregation (per Origin AS):          367722
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      464795
Total ASes present in the Internet Routing Table:                 76144
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65139
Origin ASes announcing only one prefix:                           26078
Transit ASes present in the Internet Routing Table:               11005
Transit-only ASes present in the Internet Routing Table:            548
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                      63
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1102
    Number of instances of unregistered ASNs:                      1106
Number of 32-bit ASNs allocated by the RIRs:                      44722
Number of 32-bit ASNs visible in the Routing Table:               36667
Prefixes from 32-bit ASNs in the Routing Table:                  198377
Number of bogon 32-bit ASNs visible in the Routing Table:           173
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            636
Number of addresses announced to Internet:                   3027677556
    Equivalent to 180 /8s, 118 /16s and 177 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      344262

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

Prefixes being announced by APNIC Region ASes:                   264188
    Total APNIC prefixes after maximum aggregation:               74976
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          255911
    Unique aggregates announced from the APNIC address blocks:   101251
APNIC Region origin ASes present in the Internet Routing Table:   14299
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4279
APNIC Region transit ASes present in the Internet Routing Table:   1935
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9650
Number of APNIC addresses announced to Internet:              762445728
    Equivalent to 45 /8s, 113 /16s and 255 /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:                    287186
    Total ARIN prefixes after maximum aggregation:               127046
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291744
    Unique aggregates announced from the ARIN address blocks:    134477
ARIN Region origin ASes present in the Internet Routing Table:    19193
    ARIN Prefixes per ASN:                                        15.20
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    2010
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4937
Number of ARIN addresses announced to Internet:              1267158338
    Equivalent to 75 /8s, 135 /16s and 77 /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:                    285322
    Total RIPE prefixes after maximum aggregation:               129837
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           279197
    Unique aggregates announced from the RIPE address blocks:    164874
RIPE Region origin ASes present in the Internet Routing Table:    28740
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12085
RIPE Region transit ASes present in the Internet Routing Table:    4028
Average RIPE Region AS path length visible:                         5.0
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11864
Number of RIPE addresses announced to Internet:               713587826
    Equivalent to 42 /8s, 136 /16s and 124 /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:                  136006
    Total LACNIC prefixes after maximum aggregation:              28885
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134240
    Unique aggregates announced from the LACNIC address blocks:   50184
LACNIC Region origin ASes present in the Internet Routing Table:  11112
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2144
LACNIC Region transit ASes present in the Internet Routing Table:  2465
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8999
Number of LACNIC addresses announced to Internet:             176773152
    Equivalent to 10 /8s, 137 /16s and 88 /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:                  35289
    Total AfriNIC prefixes after maximum aggregation:              6304
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         47364
    Unique aggregates announced from the AfriNIC address blocks:  13512
AfriNIC Region origin ASes present in the Internet Routing Table:  1855
    AfriNIC Prefixes per ASN:                                     25.53
AfriNIC Region origin ASes announcing only one prefix:              615
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1217
Number of AfriNIC addresses announced to Internet:            107324416
    Equivalent to 6 /8s, 101 /16s and 164 /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        9847       8745      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5638        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4523       1878      49  VNPT-AS-VN VNPT Corp, VN
 18403        4227        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3934       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3782        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3585       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2828        864     398  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       10021      11396    3566  AMAZON-02, US
   174        5264       8782     873  COGENT-174, US
 11492        4627        307     579  CABLEONE, US
  7155        4172        288      90  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3564       3056     244  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3251      54901    2503  DNIC-AS-00749, US
 16625        3153       1350    2246  AKAMAI-AS, US
  7018        2873      23667    1806  ATT-INTERNET4, US
396982        2761       3633     410  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        9196       1234    2050  TTNET, TR
 12479        7732       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3870       3396     153  AKAMAI-ASN1, NL
  9009        3550        303    1774  M247, RO
 12389        2988       2304     898  ROSTELECOM-AS, RU
  8452        2562       1852      14  TE-AS TE-AS, EG
  5384        2482        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2386        364     567  TELLCOM-AS, TR
  8551        1769        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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       12178       3322     507  UNINET, MX
 10620        3514        492     936  Telmex Colombia S.A., CO
 13999        2548        355     669  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1553       2311     255  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1249        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1130        315     480  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1090        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        1635        314      37  Telkom-Internet, ZA
 24863        1614        389      20  LINKdotNET-AS, EG
 24835        1557        593      29  RAYA-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1216         77      75  ORANGE-COTE-IVOIRE, CI
 36935         939        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE
 15399         531         56      56  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       12178       3322     507  UNINET, MX
 16509       10021      11396    3566  AMAZON-02, US
  9808        9847       8745      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9196       1234    2050  TTNET, TR
 12479        7732       1708     145  UNI2-AS, ES
  7545        5638        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5264       8782     873  COGENT-174, US
  4538        5032       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4627        307     579  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        9847         9774  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7732         7587  UNI2-AS, ES
 47331        9196         7146  TTNET, TR
 16509       10021         6455  AMAZON-02, US
  7545        5638         4968  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032         4958  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 45899        4523         4474  VNPT-AS-VN VNPT Corp, VN
   174        5264         4391  COGENT-174, US
 18403        4227         4204  FPT-AS-AP FPT Telecom Company, VN

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             17054  EXPEDIENT, US
     46639  UNALLOCATED  8.17.66.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

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

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

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
41.57.112.0/24       Origin:      3741  IS, ZA
41.57.112.0/24      Transit:      3356  LEVEL3, 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      /12:298     
/13:580     /14:1195    /15:2126    /16:13404   /17:8515    /18:14770   
/19:25742   /20:45751   /21:54445   /22:115396  /23:108527  /24:611768  
/25:1122    /26:1083    /27:1612    /28:311     /29:524     /30:515     
/31:351     /32:897     

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

   ASN  No of nets  Total ann.  Description
 47331        8299        9196  TTNET, TR
 12479        6822        7732  UNI2-AS, ES
  8151        6222       12178  UNINET, MX
 11492        3535        4627  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2665        3564  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2151        2493  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2143        3514  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)
----------------------------------------------

   1:2330      2:1743      3:347       4:22        5:4735      6:159    
   7:6         8:1619      9:1        11:172      12:1459     13:360    
  14:2489     15:319      16:217      17:376      18:765      20:401    
  21:4        22:188      23:6878     24:3118     25:2        27:2640   
  29:19       31:2740     32:61       34:66       35:139      36:2336   
  37:4598     38:8933     39:904      40:141      41:4704     42:2064   
  43:2454     44:327      45:18577    46:4613     47:308      49:1985   
  50:1930     51:583      52:1614     54:313      55:976      56:8      
  57:190      58:2170     59:1272     60:1035     61:2800     62:2844   
  63:1921     64:5703     65:2363     66:4792     67:3073     68:1347   
  69:4150     70:1386     71:593      72:2967     74:2635     75:1584   
  76:628      77:2634     78:4194     79:1807     80:2224     81:2270   
  82:1710     83:1436     84:1684     85:4096     86:1026     87:2342   
  88:3118     89:4271     90:680      91:8311     92:2408     93:2739   
  94:3907     95:5454     96:1290     97:315      98:1059     99:738    
 100:90      101:1201    102:3952    103:32983   104:4836    105:2089   
 106:1065    107:2544    108:1158    109:4079    110:2187    111:3287   
 112:2112    113:1819    114:1830    115:2180    116:1914    117:2684   
 118:2831    119:2097    120:1808    121:1394    122:2836    123:2278   
 124:1704    125:2906    126:32      128:1539    129:1023    130:1214   
 131:2033    132:920     133:412     134:1746    135:365     136:1124   
 137:1088    138:3151    139:1551    140:1391    141:1374    142:1687   
 143:1754    144:1017    145:373     146:2118    147:1990    148:2551   
 149:2842    150:1052    151:1362    152:2250    153:595     154:7242   
 155:1505    156:2318    157:1881    158:1159    159:2333    160:2808   
 161:1739    162:3599    163:1770    164:1720    165:2203    166:1277   
 167:1833    168:4317    169:827     170:5358    171:1058    172:3891   
 173:3079    174:899     175:1285    176:3615    177:6442    178:3830   
 179:2714    180:2481    181:3830    182:3370    183:1995    184:2283   
 185:21178   186:5543    187:5188    188:4352    189:4642    190:9699   
 191:2086    192:11077   193:9198    194:7701    195:5527    196:3728   
 197:2997    198:6121    199:7959    200:8639    201:6619    202:10847  
 203:10679   204:4650    205:3720    206:4536    207:3664    208:4206   
 209:5142    210:4819    211:2675    212:4436    213:3641    214:1075   
 215:49      216:6899    217:3202    218:1370    219:613     220:2049   
 221:1045    222:965     223:2244   

End of report


More information about the ren-bgp-stats-all mailing list