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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 9 22:41:14 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 09 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:                              1009196
    Prefixes after maximum aggregation (per Origin AS):          367665
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      464867
Total ASes present in the Internet Routing Table:                 76137
    Prefixes per ASN:                                             13.26
Origin-only ASes present in the Internet Routing Table:           65135
Origin ASes announcing only one prefix:                           26096
Transit ASes present in the Internet Routing Table:               11002
Transit-only ASes present in the Internet Routing Table:            541
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:              1105
    Number of instances of unregistered ASNs:                      1109
Number of 32-bit ASNs allocated by the RIRs:                      44722
Number of 32-bit ASNs visible in the Routing Table:               36665
Prefixes from 32-bit ASNs in the Routing Table:                  198260
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:            629
Number of addresses announced to Internet:                   3027693940
    Equivalent to 180 /8s, 118 /16s and 241 /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:      344448

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

Prefixes being announced by APNIC Region ASes:                   264126
    Total APNIC prefixes after maximum aggregation:               74940
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          255866
    Unique aggregates announced from the APNIC address blocks:   101150
APNIC Region origin ASes present in the Internet Routing Table:   14282
    APNIC Prefixes per ASN:                                       17.92
APNIC Region origin ASes announcing only one prefix:               4278
APNIC Region transit ASes present in the Internet Routing Table:   1929
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:   9635
Number of APNIC addresses announced to Internet:              762414240
    Equivalent to 45 /8s, 113 /16s and 132 /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:                    287325
    Total ARIN prefixes after maximum aggregation:               127030
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291878
    Unique aggregates announced from the ARIN address blocks:    134595
ARIN Region origin ASes present in the Internet Routing Table:    19196
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    2011
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:    4935
Number of ARIN addresses announced to Internet:              1267389762
    Equivalent to 75 /8s, 138 /16s and 213 /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:                    285359
    Total RIPE prefixes after maximum aggregation:               129829
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           279239
    Unique aggregates announced from the RIPE address blocks:    164902
RIPE Region origin ASes present in the Internet Routing Table:    28742
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               12099
RIPE Region transit ASes present in the Internet Routing Table:    4033
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:   11867
Number of RIPE addresses announced to Internet:               713706610
    Equivalent to 42 /8s, 138 /16s and 76 /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:                  136042
    Total LACNIC prefixes after maximum aggregation:              28883
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134288
    Unique aggregates announced from the LACNIC address blocks:   50190
LACNIC Region origin ASes present in the Internet Routing Table:  11120
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2146
LACNIC Region transit ASes present in the Internet Routing Table:  2464
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9008
Number of LACNIC addresses announced to Internet:             176793120
    Equivalent to 10 /8s, 137 /16s and 166 /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:                  35239
    Total AfriNIC prefixes after maximum aggregation:              6305
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         47295
    Unique aggregates announced from the AfriNIC address blocks:  13530
AfriNIC Region origin ASes present in the Internet Routing Table:  1855
    AfriNIC Prefixes per ASN:                                     25.50
AfriNIC Region origin ASes announcing only one prefix:              617
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1220
Number of AfriNIC addresses announced to Internet:            107066880
    Equivalent to 6 /8s, 97 /16s and 182 /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        4224        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       10017      11396    3577  AMAZON-02, US
   174        5262       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        3160       1354    2252  AKAMAI-AS, US
  7018        2874      23667    1807  ATT-INTERNET4, US
396982        2761       3633     409  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        3899       3396     153  AKAMAI-ASN1, NL
  9009        3548        303    1772  M247, RO
 12389        2989       2304     899  ROSTELECOM-AS, RU
  8452        2550       1852      14  TE-AS TE-AS, EG
  5384        2484        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2387        364     568  TELLCOM-AS, TR
  8551        1764        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       12180       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        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        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1087        369      22  Telefonica del Peru S.A.A., PE

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1635        314      37  Telkom-Internet, ZA
 24863        1614        389      20  LINKdotNET-AS, EG
 24835        1557        593      29  RAYA-AS, EG
 36992        1372       1464     287  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         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       12180       3322     507  UNINET, MX
 16509       10017      11396    3577  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        5262       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       10017         6440  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        5262         4389  COGENT-174, US
 18403        4224         4201  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      /11:92      /12:297     
/13:579     /14:1196    /15:2126    /16:13405   /17:8517    /18:14772   
/19:25743   /20:45750   /21:54467   /22:115474  /23:108617  /24:611677  
/25:1122    /26:1084    /27:1610    /28:311     /29:524     /30:515     
/31:350     /32:900     

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        6224       12180  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        2163        2505  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)
----------------------------------------------

   1:2329      2:1744      3:348       4:22        5:4752      6:160    
   7:6         8:1619      9:1        11:172      12:1460     13:359    
  14:2489     15:319      16:217      17:376      18:765      20:401    
  21:4        22:188      23:6888     24:3118     25:2        27:2633   
  29:19       31:2739     32:61       34:66       35:138      36:2333   
  37:4605     38:8929     39:904      40:133      41:4694     42:2060   
  43:2458     44:328      45:18563    46:4605     47:308      49:1987   
  50:1936     51:581      52:1613     54:313      55:995      56:8      
  57:189      58:2170     59:1273     60:1035     61:2801     62:2843   
  63:1922     64:5699     65:2363     66:4800     67:3073     68:1347   
  69:4151     70:1386     71:593      72:2967     74:2634     75:1588   
  76:628      77:2635     78:4194     79:1808     80:2233     81:2271   
  82:1696     83:1435     84:1683     85:4100     86:1025     87:2339   
  88:3117     89:4267     90:679      91:8310     92:2417     93:2738   
  94:3909     95:5450     96:1291     97:315      98:1054     99:739    
 100:90      101:1201    102:3952    103:32975   104:4833    105:2080   
 106:1033    107:2537    108:1159    109:4091    110:2186    111:3286   
 112:2112    113:1819    114:1830    115:2175    116:1915    117:2680   
 118:2832    119:2096    120:1808    121:1396    122:2834    123:2278   
 124:1704    125:2908    126:32      128:1538    129:1022    130:1213   
 131:2027    132:918     133:412     134:1746    135:365     136:1124   
 137:1088    138:3151    139:1550    140:1391    141:1376    142:1687   
 143:1711    144:1014    145:371     146:2113    147:1985    148:2551   
 149:2843    150:1050    151:1363    152:2250    153:595     154:7233   
 155:1504    156:2314    157:1879    158:1160    159:2334    160:2804   
 161:1739    162:3609    163:1775    164:1714    165:2203    166:1275   
 167:1831    168:4305    169:830     170:5357    171:1059    172:3896   
 173:3086    174:899     175:1284    176:3622    177:6418    178:3831   
 179:2707    180:2482    181:3828    182:3367    183:1996    184:2285   
 185:21192   186:5573    187:5219    188:4358    189:4651    190:9697   
 191:2073    192:11075   193:9203    194:7699    195:5522    196:3724   
 197:2998    198:6121    199:7956    200:8635    201:6637    202:10830  
 203:10677   204:4654    205:3722    206:4535    207:3649    208:4216   
 209:5141    210:4814    211:2676    212:4434    213:3637    214:1076   
 215:49      216:6903    217:3206    218:1370    219:613     220:2050   
 221:1047    222:965     223:2243   

End of report


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