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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 7 22:41:41 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 07 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:                             1004650
    Prefixes after maximum aggregation (per Origin AS):          369507
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464912
Total ASes present in the Internet Routing Table:                 76241
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65220
Origin ASes announcing only one prefix:                           26074
Transit ASes present in the Internet Routing Table:               11021
Transit-only ASes present in the Internet Routing Table:            544
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:              1062
    Number of instances of unregistered ASNs:                      1071
Number of 32-bit ASNs allocated by the RIRs:                      45098
Number of 32-bit ASNs visible in the Routing Table:               36962
Prefixes from 32-bit ASNs in the Routing Table:                  201109
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:            619
Number of addresses announced to Internet:                   3028735140
    Equivalent to 180 /8s, 134 /16s and 212 /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:      341974

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

Prefixes being announced by APNIC Region ASes:                   260595
    Total APNIC prefixes after maximum aggregation:               75582
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252844
    Unique aggregates announced from the APNIC address blocks:   102174
APNIC Region origin ASes present in the Internet Routing Table:   14338
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               4311
APNIC Region transit ASes present in the Internet Routing Table:   1919
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:   9739
Number of APNIC addresses announced to Internet:              762271136
    Equivalent to 45 /8s, 111 /16s and 85 /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:                    288667
    Total ARIN prefixes after maximum aggregation:               127422
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292356
    Unique aggregates announced from the ARIN address blocks:    134759
ARIN Region origin ASes present in the Internet Routing Table:    19167
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6941
ARIN Region transit ASes present in the Internet Routing Table:    2016
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:    4973
Number of ARIN addresses announced to Internet:              1266685250
    Equivalent to 75 /8s, 128 /16s and 21 /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:                    282116
    Total RIPE prefixes after maximum aggregation:               130371
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277572
    Unique aggregates announced from the RIPE address blocks:    165796
RIPE Region origin ASes present in the Internet Routing Table:    28753
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12090
RIPE Region transit ASes present in the Internet Routing Table:    4022
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:   11958
Number of RIPE addresses announced to Internet:               714782626
    Equivalent to 42 /8s, 154 /16s and 183 /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:                  136863
    Total LACNIC prefixes after maximum aggregation:              29057
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134927
    Unique aggregates announced from the LACNIC address blocks:   47991
LACNIC Region origin ASes present in the Internet Routing Table:  11153
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2107
LACNIC Region transit ASes present in the Internet Routing Table:  2500
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:  9053
Number of LACNIC addresses announced to Internet:             178135840
    Equivalent to 10 /8s, 158 /16s and 35 /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:                  35347
    Total AfriNIC prefixes after maximum aggregation:              6389
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         46331
    Unique aggregates announced from the AfriNIC address blocks:  13701
AfriNIC Region origin ASes present in the Internet Routing Table:  1878
    AfriNIC Prefixes per ASN:                                     24.67
AfriNIC Region origin ASes announcing only one prefix:              625
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1239
Number of AfriNIC addresses announced to Internet:            106463744
    Equivalent to 6 /8s, 88 /16s and 130 /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        9872       8746      78  CHINAMOBILE-CN China Mobile Communication
  7545        5668        840     662  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4977       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4241        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3967       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3793        511     263  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        2818        860     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2462      11520     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       10461      11581    3698  AMAZON-02, US
   174        5684       6670     874  COGENT-174, US
 11492        4626        307     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3432       3035     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3256      54898    2508  DNIC-AS-00749, US
 16625        3160       1323    2203  AKAMAI-AS, US
  7018        2953      23679    1849  ATT-INTERNET4, US
396982        2769       3584     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        9245       1241    1945  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
 39891        4406        265      62  ALJAWWALSTC-AS, SA
 20940        3906       3396     147  AKAMAI-ASN1, NL
  9009        3623        308    1850  M247, RO
 12389        2935       2301     885  ROSTELECOM-AS, RU
 34984        2381        363     576  TELLCOM-AS, TR
  8452        1888       1852      14  TE-AS TE-AS, EG
  8551        1789        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1755        125    1288  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       12064       3305     617  UNINET, MX
 10620        3531        493     934  Telmex Colombia S.A., CO
 13999        2550        619      39  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad y
 28573        1585       2310     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        1084       2503      53  TIM SA, BR
 22884        1068         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        1614        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1381       1519     283  ETISALAT-MISR, EG
 29571        1311         83      77  ORANGE-COTE-IVOIRE, CI
 36903        1248        554      95  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         539         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       12064       3305     617  UNINET, MX
 16509       10461      11581    3698  AMAZON-02, US
  9808        9872       8746      78  CHINAMOBILE-CN China Mobile Communication
 47331        9245       1241    1945  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
   174        5684       6670     874  COGENT-174, US
  7545        5668        840     662  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4977       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4626        307     547  CABLEONE, US
 39891        4406        265      62  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        9872         9794  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
 47331        9245         7300  TTNET, TR
 16509       10461         6763  AMAZON-02, US
  7545        5668         5006  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4977         4903  ERX-CERNET-BKB China Education and Research Net
   174        5684         4810  COGENT-174, US
 39891        4406         4344  ALJAWWALSTC-AS, SA
 18403        4241         4218  FPT-AS-AP FPT Telecom Company, VN
 11492        4626         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
23.137.192.0/24      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
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

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     /14:1192    /15:2122    /16:13272   /17:8374    /18:14133   
/19:25209   /20:45368   /21:54028   /22:114722  /23:107384  /24:611045  
/25:1302    /26:1177    /27:1700    /28:304     /29:524     /30:508     
/31:353     /32:893     

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

   ASN  No of nets  Total ann.  Description
 47331        8345        9245  TTNET, TR
 12479        6798        7712  UNI2-AS, ES
  8151        6146       12064  UNINET, MX
 11492        3537        4626  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3232        4406  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2567        3432  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2173        2514  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)
----------------------------------------------

   1:2313      2:1686      3:392       4:22        5:4696      6:162    
   7:6         8:1621      9:2        11:172      12:1437     13:361    
  14:2393     15:324      16:258      17:366      18:861      20:416    
  21:4        22:188      23:6966     24:3081     25:2        27:2683   
  29:19       31:2715     32:63       34:68       35:141      36:2368   
  37:4603     38:9668     39:915      40:150      41:4653     42:2032   
  43:2478     44:332      45:19005    46:4653     47:301      49:1990   
  50:1869     51:583      52:1612     54:317      55:949      56:8      
  57:225      58:2241     59:1271     60:1060     61:2736     62:2877   
  63:1892     64:5616     65:2321     66:4787     67:3075     68:1360   
  69:4058     70:1342     71:563      72:2941     74:2678     75:1597   
  76:619      77:2647     78:4134     79:1828     80:2222     81:2189   
  82:1735     83:1403     84:1720     85:4094     86:949      87:2325   
  88:3154     89:4326     90:699      91:8317     92:2392     93:2677   
  94:3830     95:5438     96:1278     97:323      98:1053     99:739    
 100:89      101:1176    102:3739    103:32566   104:4807    105:2108   
 106:1018    107:2503    108:1170    109:4112    110:2149    111:3296   
 112:2081    113:1834    114:1834    115:2171    116:1992    117:2651   
 118:2827    119:2013    120:1831    121:1383    122:2726    123:2308   
 124:1678    125:2872    126:64      128:1479    129:1016    130:1230   
 131:2053    132:941     133:429     134:1666    135:352     136:1137   
 137:1116    138:3244    139:1540    140:1425    141:1404    142:1706   
 143:1778    144:1032    145:368     146:2155    147:2036    148:2573   
 149:2852    150:1049    151:1358    152:2271    153:591     154:6806   
 155:1446    156:2391    157:1923    158:1182    159:2433    160:3088   
 161:1730    162:3580    163:1763    164:1747    165:2191    166:1272   
 167:1875    168:4389    169:832     170:5423    171:1061    172:3930   
 173:3113    174:904     175:1266    176:3603    177:6166    178:3777   
 179:2667    180:2470    181:3902    182:3337    183:1985    184:2282   
 185:21281   186:5588    187:5098    188:4307    189:4533    190:9763   
 191:2104    192:11108   193:9293    194:7596    195:5472    196:3432   
 197:2812    198:6093    199:8071    200:8726    201:6535    202:10761  
 203:10578   204:4623    205:3732    206:4553    207:3707    208:4212   
 209:5144    210:4874    211:2645    212:4493    213:3768    214:1061   
 215:49      216:6832    217:3030    218:1422    219:601     220:2027   
 221:1038    222:866     223:2249   

End of report


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