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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 8 22:41:12 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 08 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:                              1009150
    Prefixes after maximum aggregation (per Origin AS):          367576
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      464740
Total ASes present in the Internet Routing Table:                 76149
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65145
Origin ASes announcing only one prefix:                           26107
Transit ASes present in the Internet Routing Table:               11004
Transit-only ASes present in the Internet Routing Table:            543
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.9
    Max AS path length visible:                                      63
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1122
    Number of instances of unregistered ASNs:                      1125
Number of 32-bit ASNs allocated by the RIRs:                      44715
Number of 32-bit ASNs visible in the Routing Table:               36678
Prefixes from 32-bit ASNs in the Routing Table:                  198351
Number of bogon 32-bit ASNs visible in the Routing Table:           171
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            657
Number of addresses announced to Internet:                   3027938932
    Equivalent to 180 /8s, 122 /16s and 174 /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:      344342

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

Prefixes being announced by APNIC Region ASes:                   264208
    Total APNIC prefixes after maximum aggregation:               74959
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          255939
    Unique aggregates announced from the APNIC address blocks:   101191
APNIC Region origin ASes present in the Internet Routing Table:   14295
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4287
APNIC Region transit ASes present in the Internet Routing Table:   1931
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9650
Number of APNIC addresses announced to Internet:              762431648
    Equivalent to 45 /8s, 113 /16s and 200 /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:                    287292
    Total ARIN prefixes after maximum aggregation:               126963
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291846
    Unique aggregates announced from the ARIN address blocks:    134603
ARIN Region origin ASes present in the Internet Routing Table:    19192
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    2017
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:    4933
Number of ARIN addresses announced to Internet:              1267381058
    Equivalent to 75 /8s, 138 /16s and 179 /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:                    285300
    Total RIPE prefixes after maximum aggregation:               129805
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           279173
    Unique aggregates announced from the RIPE address blocks:    164880
RIPE Region origin ASes present in the Internet Routing Table:    28745
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12105
RIPE Region transit ASes present in the Internet Routing Table:    4026
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11866
Number of RIPE addresses announced to Internet:               713656434
    Equivalent to 42 /8s, 137 /16s and 136 /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:                  135968
    Total LACNIC prefixes after maximum aggregation:              28873
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134207
    Unique aggregates announced from the LACNIC address blocks:   50068
LACNIC Region origin ASes present in the Internet Routing Table:  11119
    LACNIC Prefixes per ASN:                                      12.07
LACNIC Region origin ASes announcing only one prefix:              2150
LACNIC Region transit ASes present in the Internet Routing Table:  2460
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9009
Number of LACNIC addresses announced to Internet:             176778016
    Equivalent to 10 /8s, 137 /16s and 107 /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:                  35260
    Total AfriNIC prefixes after maximum aggregation:              6294
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         47327
    Unique aggregates announced from the AfriNIC address blocks:  13480
AfriNIC Region origin ASes present in the Internet Routing Table:  1852
    AfriNIC Prefixes per ASN:                                     25.55
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1220
Number of AfriNIC addresses announced to Internet:            107297792
    Equivalent to 6 /8s, 101 /16s and 60 /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        9848       8745      74  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        4229        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        3642       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2795        862     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       10033      11399    3553  AMAZON-02, US
   174        5261       8782     873  COGENT-174, US
 11492        4626        307     585  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        3159       1354    2251  AKAMAI-AS, US
  7018        2874      23667    1807  ATT-INTERNET4, US
396982        2760       3633     408  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        7735       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3901       3396     153  AKAMAI-ASN1, NL
  9009        3548        303    1772  M247, RO
 12389        2989       2304     899  ROSTELECOM-AS, RU
  8452        2563       1852      14  TE-AS TE-AS, EG
  5384        2484        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2387        364     568  TELLCOM-AS, TR
  8551        1762        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       12141       3321     513  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        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1247        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1130        315     480  Axtel, S.A.B. de C.V., MX
 28202        1118         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        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        1613        389      20  LINKdotNET-AS, EG
 24835        1557        593      29  RAYA-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1248        554      95  MT-MPLS, MA
 29571        1216         77      75  ORANGE-COTE-IVOIRE, CI
 36935         933        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         549         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       12141       3321     513  UNINET, MX
 16509       10033      11399    3553  AMAZON-02, US
  9808        9848       8745      74  CHINAMOBILE-CN China Mobile Communicati
 47331        9196       1234    2050  TTNET, TR
 12479        7735       1708     145  UNI2-AS, ES
  7545        5638        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5261       8782     873  COGENT-174, US
  4538        5032       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4626        307     585  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        9848         9774  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7735         7590  UNI2-AS, ES
 47331        9196         7146  TTNET, TR
 16509       10033         6480  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        5261         4388  COGENT-174, US
 18403        4229         4206  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              3356  LEVEL3, 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     /14:1196    /15:2126    /16:13407   /17:8516    /18:14770   
/19:25732   /20:45758   /21:54480   /22:115499  /23:108602  /24:611611  
/25:1122    /26:1084    /27:1611    /28:311     /29:524     /30:514     
/31:351     /32:897     

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

   ASN  No of nets  Total ann.  Description
 47331        8299        9196  TTNET, TR
 12479        6825        7735  UNI2-AS, ES
  8151        6196       12141  UNINET, MX
 11492        3535        4626  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        2164        2506  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)
----------------------------------------------

   1:2323      2:1744      3:348       4:22        5:4698      6:162    
   7:6         8:1619      9:1        11:172      12:1460     13:362    
  14:2490     15:319      16:217      17:374      18:767      20:401    
  21:4        22:188      23:6898     24:3119     25:2        27:2638   
  29:19       31:2736     32:61       34:66       35:138      36:2336   
  37:4602     38:8926     39:904      40:133      41:4707     42:2064   
  43:2449     44:326      45:18575    46:4615     47:308      49:1987   
  50:1937     51:581      52:1615     54:314      55:996      56:8      
  57:189      58:2171     59:1272     60:1035     61:2801     62:2843   
  63:1920     64:5701     65:2363     66:4806     67:3072     68:1346   
  69:4151     70:1386     71:594      72:2966     74:2634     75:1589   
  76:628      77:2633     78:4196     79:1809     80:2232     81:2272   
  82:1695     83:1435     84:1683     85:4096     86:1025     87:2342   
  88:3116     89:4271     90:679      91:8304     92:2408     93:2738   
  94:3911     95:5457     96:1291     97:315      98:1054     99:739    
 100:90      101:1201    102:3957    103:32988   104:4818    105:2090   
 106:1033    107:2537    108:1161    109:4087    110:2186    111:3286   
 112:2112    113:1836    114:1828    115:2179    116:1915    117:2691   
 118:2831    119:2094    120:1808    121:1394    122:2825    123:2278   
 124:1704    125:2908    126:32      128:1539    129:1025    130:1214   
 131:2021    132:923     133:412     134:1746    135:365     136:1120   
 137:1088    138:3163    139:1553    140:1379    141:1370    142:1687   
 143:1728    144:1017    145:371     146:2107    147:1984    148:2545   
 149:2842    150:1051    151:1363    152:2250    153:595     154:7229   
 155:1504    156:2315    157:1880    158:1158    159:2327    160:2804   
 161:1718    162:3608    163:1774    164:1717    165:2201    166:1272   
 167:1830    168:4294    169:830     170:5349    171:1059    172:3896   
 173:3084    174:899     175:1284    176:3623    177:6460    178:3829   
 179:2721    180:2482    181:3831    182:3369    183:1998    184:2285   
 185:21191   186:5579    187:5214    188:4358    189:4622    190:9692   
 191:2089    192:11080   193:9200    194:7700    195:5526    196:3725   
 197:2996    198:6120    199:7944    200:8604    201:6561    202:10852  
 203:10671   204:4656    205:3725    206:4540    207:3662    208:4216   
 209:5139    210:4813    211:2676    212:4433    213:3637    214:1074   
 215:49      216:6909    217:3206    218:1369    219:613     220:2054   
 221:1045    222:965     223:2244   

End of report


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