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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Aug 4 22:41:53 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 04 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:                             1004473
    Prefixes after maximum aggregation (per Origin AS):          369064
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464775
Total ASes present in the Internet Routing Table:                 76189
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65250
Origin ASes announcing only one prefix:                           26051
Transit ASes present in the Internet Routing Table:               10939
Transit-only ASes present in the Internet Routing Table:            533
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     108
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1050
    Number of instances of unregistered ASNs:                      1059
Number of 32-bit ASNs allocated by the RIRs:                      45098
Number of 32-bit ASNs visible in the Routing Table:               36926
Prefixes from 32-bit ASNs in the Routing Table:                  200999
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:            584
Number of addresses announced to Internet:                   3029351588
    Equivalent to 180 /8s, 144 /16s and 60 /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:      341751

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

Prefixes being announced by APNIC Region ASes:                   260936
    Total APNIC prefixes after maximum aggregation:               75540
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252828
    Unique aggregates announced from the APNIC address blocks:   101986
APNIC Region origin ASes present in the Internet Routing Table:   14339
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               4314
APNIC Region transit ASes present in the Internet Routing Table:   1916
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9738
Number of APNIC addresses announced to Internet:              762624416
    Equivalent to 45 /8s, 116 /16s and 185 /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:                    288764
    Total ARIN prefixes after maximum aggregation:               127253
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292762
    Unique aggregates announced from the ARIN address blocks:    134973
ARIN Region origin ASes present in the Internet Routing Table:    19158
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6934
ARIN Region transit ASes present in the Internet Routing Table:    1973
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4964
Number of ARIN addresses announced to Internet:              1266984514
    Equivalent to 75 /8s, 132 /16s and 166 /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:                    282099
    Total RIPE prefixes after maximum aggregation:               130335
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277584
    Unique aggregates announced from the RIPE address blocks:    165664
RIPE Region origin ASes present in the Internet Routing Table:    28754
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12086
RIPE Region transit ASes present in the Internet Routing Table:    4007
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11958
Number of RIPE addresses announced to Internet:               714745506
    Equivalent to 42 /8s, 154 /16s and 38 /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:                  136400
    Total LACNIC prefixes after maximum aggregation:              28884
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         134527
    Unique aggregates announced from the LACNIC address blocks:   48023
LACNIC Region origin ASes present in the Internet Routing Table:  11138
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2101
LACNIC Region transit ASes present in the Internet Routing Table:  2489
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                       108
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9039
Number of LACNIC addresses announced to Internet:             178134304
    Equivalent to 10 /8s, 158 /16s and 29 /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:                  35224
    Total AfriNIC prefixes after maximum aggregation:              6381
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         46187
    Unique aggregates announced from the AfriNIC address blocks:  13667
AfriNIC Region origin ASes present in the Internet Routing Table:  1867
    AfriNIC Prefixes per ASN:                                     24.74
AfriNIC Region origin ASes announcing only one prefix:              616
AfriNIC Region transit ASes present in the Internet Routing Table:  354
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       88
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1227
Number of AfriNIC addresses announced to Internet:            106458624
    Equivalent to 6 /8s, 88 /16s and 110 /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        9869       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5660        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4980       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4230        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3962       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3793        511     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3639       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3244       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2818        860     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2466      11520     578  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       10442      11577    3715  AMAZON-02, US
   174        5637       8787     883  COGENT-174, US
 11492        4624        307     545  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3433       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3256      54898    2508  DNIC-AS-00749, US
 16625        3186       1344    2215  AKAMAI-AS, US
  7018        2955      23678    1852  ATT-INTERNET4, US
396982        2762       3584     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        9244       1241    1951  TTNET, TR
 12479        7713       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3908       3396     147  AKAMAI-ASN1, NL
  9009        3583        306    1845  M247, RO
 12389        2936       2301     886  ROSTELECOM-AS, RU
 34984        2376        363     577  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
  8551        1783        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1745        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       12070       3307     616  UNINET, MX
 10620        3531        493     934  Telmex Colombia S.A., CO
 13999        2554        619      38  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     483  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1076       2503      53  TIM SA, BR
 22884        1067         98     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1382       1520     280  ETISALAT-MISR, EG
 29571        1303         83      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         937        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE
 37342         512         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       12070       3307     616  UNINET, MX
 16509       10442      11577    3715  AMAZON-02, US
  9808        9869       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9244       1241    1951  TTNET, TR
 12479        7713       1708     145  UNI2-AS, ES
  7545        5660        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5637       8787     883  COGENT-174, US
  4538        4980       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4624        307     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        9869         9790  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7713         7568  UNI2-AS, ES
 47331        9244         7293  TTNET, TR
 16509       10442         6727  AMAZON-02, US
  7545        5660         5000  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4980         4906  ERX-CERNET-BKB China Education and Research Net
   174        5637         4754  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4230         4207  FPT-AS-AP FPT Telecom Company, VN
 11492        4624         4079  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
23.140.216.0/24      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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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     
/13:582     /14:1191    /15:2122    /16:13289   /17:8404    /18:14174   
/19:25268   /20:45394   /21:54005   /22:114568  /23:107614  /24:610599  
/25:1308    /26:1190    /27:1744    /28:305     /29:522     /30:509     
/31:353     /32:875     

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

   ASN  No of nets  Total ann.  Description
 47331        8344        9244  TTNET, TR
 12479        6799        7713  UNI2-AS, ES
  8151        6151       12070  UNINET, MX
 11492        3535        4624  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2567        3433  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2164        2506  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2160        3531  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)
----------------------------------------------

   1:2315      2:1685      3:393       4:22        5:4682      6:163    
   7:6         8:1622      9:1        11:172      12:1437     13:367    
  14:2390     15:324      16:256      17:366      18:855      20:412    
  21:4        22:188      23:6992     24:3086     25:2        27:2696   
  29:19       31:2698     32:63       34:68       35:139      36:2368   
  37:4606     38:9539     39:914      40:150      41:4649     42:2019   
  43:2470     44:334      45:18939    46:4672     47:300      49:1988   
  50:1873     51:583      52:1612     54:319      55:948      56:8      
  57:225      58:2237     59:1269     60:1059     61:2891     62:2874   
  63:1890     64:5632     65:2320     66:4786     67:3088     68:1359   
  69:4067     70:1342     71:566      72:2938     74:2640     75:1595   
  76:619      77:2648     78:4192     79:1823     80:2226     81:2186   
  82:1737     83:1404     84:1714     85:4082     86:951      87:2325   
  88:3155     89:4334     90:699      91:8330     92:2376     93:2738   
  94:3837     95:5438     96:1279     97:322      98:1048     99:739    
 100:89      101:1177    102:3718    103:32639   104:4848    105:2107   
 106:1011    107:2525    108:1169    109:4106    110:2131    111:3241   
 112:2081    113:1831    114:1833    115:2122    116:1992    117:2651   
 118:2823    119:2010    120:1827    121:1378    122:2723    123:2331   
 124:1680    125:2872    126:64      128:1485    129:1019    130:1231   
 131:2046    132:937     133:415     134:1726    135:351     136:1132   
 137:1116    138:3231    139:1538    140:1436    141:1405    142:1707   
 143:1768    144:1031    145:365     146:2155    147:2030    148:2567   
 149:2838    150:1042    151:1356    152:2268    153:591     154:6805   
 155:1439    156:2364    157:1955    158:1182    159:2437    160:2990   
 161:1728    162:3564    163:1733    164:1749    165:2183    166:1268   
 167:1872    168:4385    169:836     170:5397    171:1057    172:3926   
 173:3108    174:902     175:1264    176:3609    177:6070    178:3783   
 179:2656    180:2472    181:3899    182:3336    183:1983    184:2281   
 185:21266   186:5549    187:5045    188:4307    189:4533    190:9756   
 191:2095    192:11112   193:9273    194:7601    195:5465    196:3441   
 197:2744    198:6100    199:8074    200:8759    201:6598    202:10789  
 203:10552   204:4619    205:3717    206:4558    207:3699    208:4210   
 209:5110    210:4872    211:2644    212:4497    213:3757    214:1063   
 215:49      216:6824    217:3025    218:1422    219:601     220:2028   
 221:1038    222:866     223:2249   

End of report


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