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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 31 22:41:40 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 31 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:                             1003875
    Prefixes after maximum aggregation (per Origin AS):          368806
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466574
Total ASes present in the Internet Routing Table:                 76158
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65298
Origin ASes announcing only one prefix:                           26060
Transit ASes present in the Internet Routing Table:               10860
Transit-only ASes present in the Internet Routing Table:            530
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1086
    Number of instances of unregistered ASNs:                      1094
Number of 32-bit ASNs allocated by the RIRs:                      45056
Number of 32-bit ASNs visible in the Routing Table:               36892
Prefixes from 32-bit ASNs in the Routing Table:                  201053
Number of bogon 32-bit ASNs visible in the Routing Table:           124
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            582
Number of addresses announced to Internet:                   3028271092
    Equivalent to 180 /8s, 127 /16s and 191 /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:      341837

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

Prefixes being announced by APNIC Region ASes:                   260699
    Total APNIC prefixes after maximum aggregation:               75425
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252519
    Unique aggregates announced from the APNIC address blocks:   101863
APNIC Region origin ASes present in the Internet Routing Table:   14312
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4311
APNIC Region transit ASes present in the Internet Routing Table:   1908
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9713
Number of APNIC addresses announced to Internet:              762376608
    Equivalent to 45 /8s, 112 /16s and 241 /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:                    288493
    Total ARIN prefixes after maximum aggregation:               126871
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292551
    Unique aggregates announced from the ARIN address blocks:    134879
ARIN Region origin ASes present in the Internet Routing Table:    19151
    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:    1963
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:    4964
Number of ARIN addresses announced to Internet:              1267141442
    Equivalent to 75 /8s, 135 /16s and 11 /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:                    281913
    Total RIPE prefixes after maximum aggregation:               130201
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277604
    Unique aggregates announced from the RIPE address blocks:    165584
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:               12100
RIPE Region transit ASes present in the Internet Routing Table:    3974
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11950
Number of RIPE addresses announced to Internet:               714733810
    Equivalent to 42 /8s, 153 /16s and 248 /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:                  136627
    Total LACNIC prefixes after maximum aggregation:              29262
    LACNIC Deaggregation factor:                                   4.67
Prefixes being announced from the LACNIC address blocks:         134740
    Unique aggregates announced from the LACNIC address blocks:   50326
LACNIC Region origin ASes present in the Internet Routing Table:  11137
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2094
LACNIC Region transit ASes present in the Internet Routing Table:  2479
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9033
Number of LACNIC addresses announced to Internet:             177212448
    Equivalent to 10 /8s, 144 /16s and 12 /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:                  35057
    Total AfriNIC prefixes after maximum aggregation:              6357
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         45878
    Unique aggregates announced from the AfriNIC address blocks:  13452
AfriNIC Region origin ASes present in the Internet Routing Table:  1871
    AfriNIC Prefixes per ASN:                                     24.52
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1232
Number of AfriNIC addresses announced to Internet:            106467328
    Equivalent to 6 /8s, 88 /16s and 144 /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        9868       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5661        777     662  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4202        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3964       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3791        511     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3647       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3242       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       10286      11566    3653  AMAZON-02, US
   174        5697       8785     881  COGENT-174, US
 11492        4622        307     548  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3431       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54899    2506  DNIC-AS-00749, US
 16625        3199       1350    2227  AKAMAI-AS, US
  7018        2979      23693    1862  ATT-INTERNET4, US
396982        2770       3597     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        9223       1236    1954  TTNET, TR
 12479        7711       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3906       3396     147  AKAMAI-ASN1, NL
  9009        3582        306    1844  M247, RO
 12389        2936       2301     886  ROSTELECOM-AS, RU
 34984        2403        366     566  TELLCOM-AS, TR
  8452        1872       1852      14  TE-AS TE-AS, EG
  8551        1776        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1736        125    1270  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       12060       3309     616  UNINET, MX
 10620        3530        493     933  Telmex Colombia S.A., CO
 13999        2545        355     676  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        1316        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 26615        1078       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        1615        389      16  LINKdotNET-AS, EG
 24835        1554        593      29  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1298         82      75  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         938        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         553         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       12060       3309     616  UNINET, MX
 16509       10286      11566    3653  AMAZON-02, US
  9808        9868       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9223       1236    1954  TTNET, TR
 12479        7711       1708     145  UNI2-AS, ES
   174        5697       8785     881  COGENT-174, US
  7545        5661        777     662  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4622        307     548  CABLEONE, US
 39891        4521        271      59  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        9868         9789  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7711         7566  UNI2-AS, ES
 47331        9223         7269  TTNET, TR
 16509       10286         6633  AMAZON-02, US
  7545        5661         4999  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024         4950  ERX-CERNET-BKB China Education and Research Net
   174        5697         4816  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4202         4179  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             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     
/13:578     /14:1190    /15:2121    /16:13295   /17:8401    /18:14160   
/19:25244   /20:45380   /21:54061   /22:114487  /23:107561  /24:610116  
/25:1314    /26:1194    /27:1742    /28:304     /29:518     /30:511     
/31:349     /32:892     

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

   ASN  No of nets  Total ann.  Description
 47331        8328        9223  TTNET, TR
 12479        6797        7711  UNI2-AS, ES
  8151        6136       12060  UNINET, MX
 11492        3533        4622  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2564        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2159        3530  Telmex Colombia S.A., CO
 16509        2158       10286  AMAZON-02, US

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2313      2:1682      3:389       4:22        5:4675      6:162    
   7:6         8:1622      9:1        11:172      12:1437     13:367    
  14:2382     15:324      16:220      17:368      18:786      20:396    
  21:4        22:188      23:6994     24:3080     25:2        27:2695   
  29:19       31:2679     32:63       34:68       35:139      36:2369   
  37:4603     38:9530     39:914      40:150      41:4596     42:2006   
  43:2464     44:332      45:18983    46:4650     47:301      49:1982   
  50:1869     51:580      52:1608     54:319      55:947      56:8      
  57:225      58:2234     59:1273     60:1055     61:2891     62:2855   
  63:1889     64:5632     65:2325     66:4776     67:3084     68:1351   
  69:4069     70:1345     71:569      72:2939     74:2642     75:1596   
  76:619      77:2653     78:4194     79:1819     80:2227     81:2185   
  82:1766     83:1400     84:1722     85:4104     86:952      87:2324   
  88:3146     89:4329     90:699      91:8329     92:2374     93:2739   
  94:3841     95:5463     96:1280     97:314      98:1041     99:739    
 100:89      101:1181    102:3722    103:32511   104:4848    105:2108   
 106:1011    107:2523    108:1168    109:4100    110:2132    111:3241   
 112:2081    113:1831    114:1832    115:2119    116:1985    117:2649   
 118:2819    119:2008    120:1831    121:1378    122:2724    123:2328   
 124:1680    125:2867    126:64      128:1486    129:1017    130:1230   
 131:2056    132:938     133:415     134:1725    135:350     136:1138   
 137:1115    138:3223    139:1539    140:1426    141:1397    142:1706   
 143:1768    144:1031    145:364     146:2156    147:2030    148:2562   
 149:2856    150:1040    151:1355    152:2270    153:593     154:6811   
 155:1441    156:2271    157:1945    158:1183    159:2438    160:2984   
 161:1726    162:3565    163:1728    164:1748    165:2184    166:1268   
 167:1864    168:4373    169:836     170:5406    171:1056    172:3920   
 173:3103    174:901     175:1259    176:3614    177:6180    178:3777   
 179:2688    180:2467    181:3898    182:3334    183:1977    184:2279   
 185:21237   186:5582    187:5074    188:4299    189:4535    190:9785   
 191:2112    192:11116   193:9234    194:7597    195:5473    196:3442   
 197:2742    198:6100    199:8059    200:8749    201:6533    202:10745  
 203:10542   204:4617    205:3714    206:4544    207:3677    208:4213   
 209:5114    210:4859    211:2644    212:4524    213:3751    214:1067   
 215:49      216:6815    217:3056    218:1421    219:601     220:2028   
 221:1038    222:866     223:2247   

End of report


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