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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 9 22:41:45 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 09 Aug, 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:                             1005617
    Prefixes after maximum aggregation (per Origin AS):          369902
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466511
Total ASes present in the Internet Routing Table:                 76263
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65195
Origin ASes announcing only one prefix:                           26082
Transit ASes present in the Internet Routing Table:               11068
Transit-only ASes present in the Internet Routing Table:            552
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1035
    Number of instances of unregistered ASNs:                      1044
Number of 32-bit ASNs allocated by the RIRs:                      45142
Number of 32-bit ASNs visible in the Routing Table:               36977
Prefixes from 32-bit ASNs in the Routing Table:                  201825
Number of bogon 32-bit ASNs visible in the Routing Table:           114
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            598
Number of addresses announced to Internet:                   3029837476
    Equivalent to 180 /8s, 151 /16s and 166 /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:      342335

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

Prefixes being announced by APNIC Region ASes:                   260879
    Total APNIC prefixes after maximum aggregation:               75729
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          252766
    Unique aggregates announced from the APNIC address blocks:   103294
APNIC Region origin ASes present in the Internet Routing Table:   14342
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               4315
APNIC Region transit ASes present in the Internet Routing Table:   1917
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9746
Number of APNIC addresses announced to Internet:              761981600
    Equivalent to 45 /8s, 106 /16s and 234 /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:                    288948
    Total ARIN prefixes after maximum aggregation:               127607
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292959
    Unique aggregates announced from the ARIN address blocks:    134953
ARIN Region origin ASes present in the Internet Routing Table:    19171
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6941
ARIN Region transit ASes present in the Internet Routing Table:    2014
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4974
Number of ARIN addresses announced to Internet:              1266854210
    Equivalent to 75 /8s, 130 /16s and 169 /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:                    282415
    Total RIPE prefixes after maximum aggregation:               130479
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277820
    Unique aggregates announced from the RIPE address blocks:    165940
RIPE Region origin ASes present in the Internet Routing Table:    28762
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12091
RIPE Region transit ASes present in the Internet Routing Table:    4040
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11962
Number of RIPE addresses announced to Internet:               716292002
    Equivalent to 42 /8s, 177 /16s and 191 /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:                  136950
    Total LACNIC prefixes after maximum aggregation:              29033
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         134986
    Unique aggregates announced from the LACNIC address blocks:   48015
LACNIC Region origin ASes present in the Internet Routing Table:  11158
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2111
LACNIC Region transit ASes present in the Internet Routing Table:  2519
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9056
Number of LACNIC addresses announced to Internet:             178123040
    Equivalent to 10 /8s, 157 /16s and 241 /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:                  35390
    Total AfriNIC prefixes after maximum aggregation:              6386
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         46487
    Unique aggregates announced from the AfriNIC address blocks:  13822
AfriNIC Region origin ASes present in the Internet Routing Table:  1878
    AfriNIC Prefixes per ASN:                                     24.75
AfriNIC Region origin ASes announcing only one prefix:              624
AfriNIC Region transit ASes present in the Internet Routing Table:  366
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       49
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1239
Number of AfriNIC addresses announced to Internet:            106241280
    Equivalent to 6 /8s, 85 /16s and 29 /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        9893       8746      79  CHINAMOBILE-CN China Mobile Communication
  7545        5670        841     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4995       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4232        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3967       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3787        507     259  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3650       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3244       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2812        856     450  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2449      11520     580  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       10522      11594    3757  AMAZON-02, US
   174        5691       6671     881  COGENT-174, US
 11492        4628        308     545  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3597       1320      79  SHAW, CA
 22773        3433       3035     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54897    2506  DNIC-AS-00749, US
 16625        3161       1321    2203  AKAMAI-AS, US
  7018        2937      23675    1839  ATT-INTERNET4, US
396982        2770       3585     416  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        9244       1241    1949  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3912       3396     147  AKAMAI-ASN1, NL
  9009        3624        308    1851  M247, RO
 12389        2937       2301     886  ROSTELECOM-AS, RU
 34984        2380        363     576  TELLCOM-AS, TR
  8452        1888       1852      14  TE-AS TE-AS, EG
  8551        1788        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1743        125    1276  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       12073       3307     615  UNINET, MX
 10620        3532        493     935  Telmex Colombia S.A., CO
 13999        2549        619      39  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1585       2310     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1121        313     480  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1085       2503      53  TIM SA, BR
  6147        1068        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        1633        310      36  Telkom-Internet, ZA
 24863        1615        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1317         83      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE
 37342         517         32       1  MOVITEL, MZ

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       12073       3307     615  UNINET, MX
 16509       10522      11594    3757  AMAZON-02, US
  9808        9893       8746      79  CHINAMOBILE-CN China Mobile Communication
 47331        9244       1241    1949  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
   174        5691       6671     881  COGENT-174, US
  7545        5670        841     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4995       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     545  CABLEONE, US
 39891        4539        273      57  ALJAWWALSTC-AS, SA

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        9893         9814  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7715         7570  UNI2-AS, ES
 47331        9244         7295  TTNET, TR
 16509       10522         6765  AMAZON-02, US
  7545        5670         5006  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4995         4921  ERX-CERNET-BKB China Education and Research Net
   174        5691         4810  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4232         4209  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4083  CABLEONE, 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              3356  LEVEL3, 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            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
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

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
23.130.112.0/24      Origin:     62390  NEXONHOST, RO
23.130.112.0/24     Transit:      6939  HURRICANE, US
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:     53767  ICASTCENTER, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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       /9:16      /10:37      /11:92      /12:295     
/13:583     /14:1191    /15:2120    /16:13211   /17:8384    /18:14134   
/19:25232   /20:45342   /21:54034   /22:114654  /23:107704  /24:611818  
/25:1303    /26:1178    /27:1700    /28:304     /29:523     /30:506     
/31:352     /32:887     

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

   ASN  No of nets  Total ann.  Description
 47331        8344        9244  TTNET, TR
 12479        6801        7715  UNI2-AS, ES
  8151        6155       12073  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3393        3597  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2568        3433  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2168        2509  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2161        3532  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)
----------------------------------------------

   1:2312      2:1685      3:406       4:22        5:4677      6:162    
   7:6         8:1625      9:2        11:172      12:1435     13:358    
  14:2397     15:324      16:258      17:366      18:862      20:416    
  21:4        22:188      23:6971     24:3095     25:2        27:2671   
  29:19       31:2720     32:63       34:69       35:139      36:2369   
  37:4629     38:9697     39:917      40:151      41:4616     42:2029   
  43:2478     44:333      45:19036    46:4660     47:300      49:1994   
  50:1864     51:583      52:1610     54:317      55:949      56:8      
  57:225      58:2242     59:1267     60:1059     61:2732     62:2880   
  63:1892     64:5644     65:2324     66:4790     67:3088     68:1359   
  69:4063     70:1341     71:567      72:2938     74:2677     75:1598   
  76:619      77:2651     78:4198     79:1825     80:2220     81:2194   
  82:1737     83:1402     84:1721     85:4096     86:970      87:2326   
  88:3155     89:4345     90:700      91:8346     92:2395     93:2729   
  94:3835     95:5441     96:1279     97:329      98:1051     99:737    
 100:89      101:1177    102:3743    103:32576   104:4799    105:2109   
 106:1014    107:2504    108:1173    109:4121    110:2151    111:3296   
 112:2080    113:1830    114:1829    115:2173    116:1993    117:2649   
 118:2829    119:2014    120:1833    121:1383    122:2728    123:2313   
 124:1678    125:2873    126:64      128:1477    129:1019    130:1240   
 131:2058    132:935     133:429     134:1666    135:354     136:1135   
 137:1117    138:3250    139:1539    140:1426    141:1464    142:1706   
 143:1776    144:1030    145:369     146:2153    147:2041    148:2598   
 149:2860    150:1060    151:1357    152:2269    153:591     154:6878   
 155:1447    156:2438    157:1936    158:1178    159:2436    160:3100   
 161:1716    162:3581    163:1761    164:1750    165:2192    166:1275   
 167:1880    168:4396    169:833     170:5433    171:1060    172:3934   
 173:3122    174:903     175:1264    176:3607    177:6180    178:3783   
 179:2652    180:2470    181:3918    182:3335    183:1984    184:2281   
 185:21274   186:5627    187:5096    188:4308    189:4554    190:9777   
 191:2117    192:11114   193:9308    194:7595    195:5471    196:3442   
 197:2830    198:6072    199:8067    200:8704    201:6546    202:10762  
 203:10589   204:4612    205:3734    206:4561    207:3707    208:4217   
 209:5155    210:4876    211:2649    212:4497    213:3761    214:1063   
 215:49      216:6827    217:3030    218:1422    219:603     220:2030   
 221:1038    222:866     223:2252   

End of report


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