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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jul 9 22:41:37 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 09 Jul, 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:                             1002027
    Prefixes after maximum aggregation (per Origin AS):          368261
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465583
Total ASes present in the Internet Routing Table:                 76165
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65106
Origin ASes announcing only one prefix:                           26114
Transit ASes present in the Internet Routing Table:               11059
Transit-only ASes present in the Internet Routing Table:            551
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1085
    Number of instances of unregistered ASNs:                      1094
Number of 32-bit ASNs allocated by the RIRs:                      44986
Number of 32-bit ASNs visible in the Routing Table:               36818
Prefixes from 32-bit ASNs in the Routing Table:                  198693
Number of bogon 32-bit ASNs visible in the Routing Table:           106
Special use prefixes present in the Routing Table:                   18
Prefixes being announced from unallocated address space:            598
Number of addresses announced to Internet:                   3029934068
    Equivalent to 180 /8s, 153 /16s and 31 /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:      341380

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

Prefixes being announced by APNIC Region ASes:                   260074
    Total APNIC prefixes after maximum aggregation:               74954
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251903
    Unique aggregates announced from the APNIC address blocks:   101577
APNIC Region origin ASes present in the Internet Routing Table:   14280
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4286
APNIC Region transit ASes present in the Internet Routing Table:   1930
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9670
Number of APNIC addresses announced to Internet:              762122272
    Equivalent to 45 /8s, 109 /16s and 16 /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:                    287301
    Total ARIN prefixes after maximum aggregation:               126802
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291427
    Unique aggregates announced from the ARIN address blocks:    134344
ARIN Region origin ASes present in the Internet Routing Table:    19176
    ARIN Prefixes per ASN:                                        15.20
ARIN Region origin ASes announcing only one prefix:                6962
ARIN Region transit ASes present in the Internet Routing Table:    2025
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4949
Number of ARIN addresses announced to Internet:              1267557442
    Equivalent to 75 /8s, 141 /16s and 100 /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:                    282654
    Total RIPE prefixes after maximum aggregation:               129972
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277528
    Unique aggregates announced from the RIPE address blocks:    165482
RIPE Region origin ASes present in the Internet Routing Table:    28761
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12100
RIPE Region transit ASes present in the Internet Routing Table:    4052
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11948
Number of RIPE addresses announced to Internet:               715266034
    Equivalent to 42 /8s, 162 /16s and 23 /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:                  135449
    Total LACNIC prefixes after maximum aggregation:              29507
    LACNIC Deaggregation factor:                                   4.59
Prefixes being announced from the LACNIC address blocks:         133590
    Unique aggregates announced from the LACNIC address blocks:   50142
LACNIC Region origin ASes present in the Internet Routing Table:  11135
    LACNIC Prefixes per ASN:                                      12.00
LACNIC Region origin ASes announcing only one prefix:              2143
LACNIC Region transit ASes present in the Internet Routing Table:  2495
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9026
Number of LACNIC addresses announced to Internet:             177231520
    Equivalent to 10 /8s, 144 /16s and 86 /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:                  35462
    Total AfriNIC prefixes after maximum aggregation:              6328
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         46980
    Unique aggregates announced from the AfriNIC address blocks:  13563
AfriNIC Region origin ASes present in the Internet Routing Table:  1860
    AfriNIC Prefixes per ASN:                                     25.26
AfriNIC Region origin ASes announcing only one prefix:              622
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1225
Number of AfriNIC addresses announced to Internet:            107383808
    Equivalent to 6 /8s, 102 /16s and 140 /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        9842       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5657        776     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4979       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4228        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3958       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3636       1044      71  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2823        862     399  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2480      11523     584  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       10053      11523    3653  AMAZON-02, US
   174        5587       8790     880  COGENT-174, US
 11492        4626        307     568  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3592       1320      78  SHAW, CA
 22773        3431       3035     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54899    2506  DNIC-AS-00749, US
 16625        3183       1341    2211  AKAMAI-AS, US
  7018        2934      23681    1833  ATT-INTERNET4, US
396982        2768       3611     415  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        9210       1236    2032  TTNET, TR
 12479        7722       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3898       3396     147  AKAMAI-ASN1, NL
  9009        3564        304    1804  M247, RO
 12389        2947       2302     889  ROSTELECOM-AS, RU
 34984        2390        364     570  TELLCOM-AS, TR
  8452        1877       1852      14  TE-AS TE-AS, EG
  8551        1772        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1717        124    1248  CDNEXT, GB

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       12078       3312     604  UNINET, MX
 10620        3519        492     937  Telmex Colombia S.A., CO
 13999        2544        353     683  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad y
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1325        781     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1119         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 26615        1081       2503      53  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24863        1622        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1381       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1245         79      76  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         546         82       3  KENET-AS, KE
 37054         534        115       8  Telecom-Malagasy, MG

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       12078       3312     604  UNINET, MX
 16509       10053      11523    3653  AMAZON-02, US
  9808        9842       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9210       1236    2032  TTNET, TR
 12479        7722       1708     145  UNI2-AS, ES
  7545        5657        776     672  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5587       8790     880  COGENT-174, US
  4538        4979       4192      74  ERX-CERNET-BKB China Education and Resear
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4626        307     568  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        9842         9765  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7722         7577  UNI2-AS, ES
 47331        9210         7178  TTNET, TR
 16509       10053         6400  AMAZON-02, US
  7545        5657         4985  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4979         4905  ERX-CERNET-BKB China Education and Research Net
   174        5587         4707  COGENT-174, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4228         4205  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4078  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
     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-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:92      /12:295     
/13:580     /14:1196    /15:2125    /16:13370   /17:8405    /18:14201   
/19:25252   /20:45299   /21:53949   /22:114403  /23:107188  /24:609047  
/25:1282    /26:1081    /27:1616    /28:310     /29:521     /30:514     
/31:353     /32:880     

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

   ASN  No of nets  Total ann.  Description
 47331        8311        9210  TTNET, TR
 12479        6806        7722  UNI2-AS, ES
  8151        6153       12078  UNINET, MX
 11492        3536        4626  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3592  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2566        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2161        2505  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2148        3519  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)
----------------------------------------------

   1:2347      2:1684      3:365       4:22        5:4684      6:149    
   7:6         8:1613      9:1        11:172      12:1436     13:355    
  14:2403     15:318      16:219      17:373      18:774      20:399    
  21:4        22:188      23:6947     24:3100     25:2        27:2700   
  29:19       31:2667     32:61       34:66       35:138      36:2370   
  37:4607     38:9350     39:904      40:147      41:4640     42:2002   
  43:2425     44:329      45:18729    46:4610     47:299      49:1982   
  50:1890     51:585      52:1604     54:316      55:923      56:8      
  57:222      58:2171     59:1264     60:1044     61:2774     62:2862   
  63:1908     64:5679     65:2347     66:4769     67:3068     68:1330   
  69:4097     70:1348     71:552      72:2942     74:2631     75:1585   
  76:621      77:2648     78:4202     79:1813     80:2231     81:2198   
  82:1715     83:1407     84:1696     85:4100     86:932      87:2342   
  88:3136     89:4325     90:687      91:8324     92:2361     93:2725   
  94:3845     95:5457     96:1270     97:317      98:1029     99:738    
 100:89      101:1181    102:3959    103:32576   104:4831    105:2114   
 106:1003    107:2502    108:1154    109:4103    110:2138    111:3278   
 112:2076    113:1831    114:1829    115:2162    116:1985    117:2669   
 118:2822    119:2012    120:1814    121:1391    122:2722    123:2334   
 124:1678    125:2882    126:32      128:1498    129:1009    130:1218   
 131:2028    132:915     133:414     134:1739    135:360     136:1134   
 137:1100    138:3183    139:1529    140:1417    141:1392    142:1700   
 143:1695    144:1023    145:364     146:2138    147:2017    148:2568   
 149:2826    150:1049    151:1362    152:2255    153:591     154:7359   
 155:1492    156:2341    157:1910    158:1172    159:2453    160:2899   
 161:1695    162:3574    163:1721    164:1731    165:2195    166:1254   
 167:1840    168:4318    169:826     170:5399    171:1053    172:3907   
 173:3080    174:892     175:1257    176:3596    177:6113    178:3836   
 179:2661    180:2465    181:3865    182:3346    183:1979    184:2277   
 185:21203   186:5469    187:5071    188:4287    189:4550    190:9729   
 191:2069    192:11106   193:9237    194:7632    195:5488    196:3371   
 197:2854    198:6093    199:8001    200:8657    201:6561    202:10756  
 203:10410   204:4618    205:3729    206:4535    207:3626    208:4187   
 209:5117    210:4789    211:2637    212:4463    213:3712    214:1056   
 215:49      216:6839    217:3161    218:1386    219:582     220:2026   
 221:1040    222:854     223:2256   

End of report


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