[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 3 22:41:14 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 03 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:                             1002224
    Prefixes after maximum aggregation (per Origin AS):          368152
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465097
Total ASes present in the Internet Routing Table:                 76094
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65113
Origin ASes announcing only one prefix:                           26107
Transit ASes present in the Internet Routing Table:               10981
Transit-only ASes present in the Internet Routing Table:            531
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                     109
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1053
    Number of instances of unregistered ASNs:                      1059
Number of 32-bit ASNs allocated by the RIRs:                      44941
Number of 32-bit ASNs visible in the Routing Table:               36759
Prefixes from 32-bit ASNs in the Routing Table:                  198623
Number of bogon 32-bit ASNs visible in the Routing Table:            95
Special use prefixes present in the Routing Table:                   18
Prefixes being announced from unallocated address space:            593
Number of addresses announced to Internet:                   3027081716
    Equivalent to 180 /8s, 109 /16s and 153 /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:      341854

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

Prefixes being announced by APNIC Region ASes:                   259670
    Total APNIC prefixes after maximum aggregation:               74852
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251509
    Unique aggregates announced from the APNIC address blocks:   101303
APNIC Region origin ASes present in the Internet Routing Table:   14259
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4287
APNIC Region transit ASes present in the Internet Routing Table:   1916
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9655
Number of APNIC addresses announced to Internet:              761811104
    Equivalent to 45 /8s, 104 /16s and 80 /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:                    287934
    Total ARIN prefixes after maximum aggregation:               127050
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292239
    Unique aggregates announced from the ARIN address blocks:    134693
ARIN Region origin ASes present in the Internet Routing Table:    19178
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    2008
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4944
Number of ARIN addresses announced to Internet:              1266885954
    Equivalent to 75 /8s, 131 /16s and 37 /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:                    282481
    Total RIPE prefixes after maximum aggregation:               129946
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277192
    Unique aggregates announced from the RIPE address blocks:    165314
RIPE Region origin ASes present in the Internet Routing Table:    28743
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12108
RIPE Region transit ASes present in the Internet Routing Table:    4004
Average RIPE Region AS path length visible:                         5.2
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11926
Number of RIPE addresses announced to Internet:               713669874
    Equivalent to 42 /8s, 137 /16s and 188 /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:                  135679
    Total LACNIC prefixes after maximum aggregation:              29306
    LACNIC Deaggregation factor:                                   4.63
Prefixes being announced from the LACNIC address blocks:         133841
    Unique aggregates announced from the LACNIC address blocks:   49746
LACNIC Region origin ASes present in the Internet Routing Table:  11127
    LACNIC Prefixes per ASN:                                      12.03
LACNIC Region origin ASes announcing only one prefix:              2145
LACNIC Region transit ASes present in the Internet Routing Table:  2494
Average LACNIC Region AS path length visible:                       5.4
    Max LACNIC Region AS path length visible:                       109
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9011
Number of LACNIC addresses announced to Internet:             176979744
    Equivalent to 10 /8s, 140 /16s and 127 /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:                  35407
    Total AfriNIC prefixes after maximum aggregation:              6315
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         46849
    Unique aggregates announced from the AfriNIC address blocks:  13569
AfriNIC Region origin ASes present in the Internet Routing Table:  1859
    AfriNIC Prefixes per ASN:                                     25.20
AfriNIC Region origin ASes announcing only one prefix:              616
AfriNIC Region transit ASes present in the Internet Routing Table:  363
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1223
Number of AfriNIC addresses announced to Internet:            107427072
    Equivalent to 6 /8s, 103 /16s and 53 /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        9853       8746      77  CHINAMOBILE-CN China Mobile Communicati
  7545        5652        776     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4223        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3919       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3785        511     265  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3642       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3266       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2822        860     404  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2479      11523     583  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       10120      11534    3643  AMAZON-02, US
   174        5541       8788     883  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      78  SHAW, CA
 22773        3553       3055     234  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54899    2507  DNIC-AS-00749, US
 16625        3197       1348    2229  AKAMAI-AS, US
  7018        2903      23670    1826  ATT-INTERNET4, US
396982        2767       3611     414  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        9215       1237    2019  TTNET, TR
 12479        7713       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3899       3396     148  AKAMAI-ASN1, NL
  9009        3597        306    1818  M247, RO
 12389        2945       2302     890  ROSTELECOM-AS, RU
 34984        2388        364     571  TELLCOM-AS, TR
  8452        1879       1852      14  TE-AS TE-AS, EG
  8551        1765        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1705        123    1236  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       11877       3313     509  UNINET, MX
 10620        3519        492     935  Telmex Colombia S.A., CO
 13999        2555        358     679  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        776     187  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1119         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1093        369      22  Telefonica del Peru S.A.A., PE
 26615        1081       2503      53  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24863        1622        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1381       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1239         79      75  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         550         82       3  KENET-AS, KE
 37054         533        115       8  Telecom-Malagasy, MG

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11877       3313     509  UNINET, MX
 16509       10120      11534    3643  AMAZON-02, US
  9808        9853       8746      77  CHINAMOBILE-CN China Mobile Communicati
 47331        9215       1237    2019  TTNET, TR
 12479        7713       1708     145  UNI2-AS, ES
  7545        5652        776     671  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5541       8788     883  COGENT-174, US
  4538        4990       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4641        308     547  CABLEONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9853         9776  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7713         7568  UNI2-AS, ES
 47331        9215         7196  TTNET, TR
 16509       10120         6477  AMAZON-02, US
  7545        5652         4981  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990         4916  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5541         4658  COGENT-174, US
 18403        4223         4200  FPT-AS-AP FPT Telecom Company, VN
 11492        4641         4094  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-DDOS-M
     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
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:93      /12:297     
/13:580     /14:1198    /15:2124    /16:13366   /17:8386    /18:14196   
/19:25277   /20:45335   /21:53931   /22:114471  /23:107286  /24:609252  
/25:1082    /26:1085    /27:1614    /28:311     /29:525     /30:515     
/31:351     /32:881     

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

   ASN  No of nets  Total ann.  Description
 47331        8315        9215  TTNET, TR
 12479        6798        7713  UNI2-AS, ES
  8151        5947       11877  UNINET, MX
 11492        3548        4641  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3391        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2663        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2156        2499  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2148        3519  Telmex Colombia S.A., CO

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

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

   1:2345      2:1685      3:365       4:22        5:4670      6:160    
   7:6         8:1620      9:1        11:172      12:1440     13:358    
  14:2411     15:318      16:219      17:376      18:774      20:398    
  21:4        22:188      23:6954     24:3116     25:2        27:2700   
  29:19       31:2664     32:61       34:66       35:138      36:2365   
  37:4599     38:9345     39:902      40:147      41:4623     42:2001   
  43:2413     44:330      45:18689    46:4615     47:305      49:1982   
  50:1905     51:586      52:1613     54:314      55:921      56:8      
  57:222      58:2170     59:1264     60:1042     61:2673     62:2859   
  63:1921     64:5691     65:2355     66:4778     67:3073     68:1338   
  69:4108     70:1374     71:583      72:2967     74:2630     75:1589   
  76:624      77:2649     78:4202     79:1797     80:2235     81:2195   
  82:1713     83:1405     84:1690     85:4098     86:931      87:2344   
  88:3129     89:4306     90:686      91:8327     92:2354     93:2722   
  94:3819     95:5460     96:1288     97:318      98:1047     99:739    
 100:89      101:1181    102:3967    103:32544   104:4869    105:2115   
 106:999     107:2521    108:1157    109:4069    110:2141    111:3278   
 112:2070    113:1849    114:1832    115:2159    116:1914    117:2664   
 118:2814    119:2018    120:1813    121:1391    122:2718    123:2262   
 124:1678    125:2884    126:32      128:1511    129:1007    130:1216   
 131:2056    132:924     133:414     134:1737    135:361     136:1135   
 137:1100    138:3202    139:1534    140:1420    141:1397    142:1697   
 143:1707    144:1024    145:376     146:2136    147:2018    148:2540   
 149:2823    150:1048    151:1369    152:2260    153:592     154:7347   
 155:1499    156:2339    157:1915    158:1165    159:2329    160:2873   
 161:1713    162:3575    163:1720    164:1731    165:2184    166:1279   
 167:1842    168:4350    169:824     170:5416    171:1055    172:3896   
 173:3087    174:895     175:1256    176:3591    177:6279    178:3847   
 179:2705    180:2459    181:3833    182:3352    183:1983    184:2282   
 185:21214   186:5544    187:5067    188:4273    189:4558    190:9708   
 191:2107    192:11108   193:9222    194:7631    195:5477    196:3365   
 197:2850    198:6106    199:7997    200:8703    201:6621    202:10757  
 203:10345   204:4639    205:3717    206:4552    207:3668    208:4203   
 209:5126    210:4786    211:2637    212:4453    213:3696    214:1057   
 215:49      216:6851    217:3141    218:1385    219:584     220:2026   
 221:1040    222:854     223:2252   

End of report


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