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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Nov 28 22:41:42 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Tue 28 Nov, 2023

  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:                              984019
    Prefixes after maximum aggregation (per Origin AS):          362160
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      454873
Total ASes present in the Internet Routing Table:                 75266
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64775
Origin ASes announcing only one prefix:                           25961
Transit ASes present in the Internet Routing Table:               10491
Transit-only ASes present in the Internet Routing Table:            475
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:                                     102
    Max AS path prepend of ASN (395585)                             100
Prefixes from unregistered ASNs in the Routing Table:              1278
    Number of instances of unregistered ASNs:                      1282
Number of 32-bit ASNs allocated by the RIRs:                      43119
Number of 32-bit ASNs visible in the Routing Table:               35534
Prefixes from 32-bit ASNs in the Routing Table:                  185769
Number of bogon 32-bit ASNs visible in the Routing Table:           195
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            603
Number of addresses announced to Internet:                   3050518302
    Equivalent to 181 /8s, 211 /16s and 55 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      338393

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

Prefixes being announced by APNIC Region ASes:                   256784
    Total APNIC prefixes after maximum aggregation:               72575
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          249819
    Unique aggregates announced from the APNIC address blocks:    99302
APNIC Region origin ASes present in the Internet Routing Table:   13841
    APNIC Prefixes per ASN:                                       18.05
APNIC Region origin ASes announcing only one prefix:               4127
APNIC Region transit ASes present in the Internet Routing Table:   1850
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9155
Number of APNIC addresses announced to Internet:              772244896
    Equivalent to 46 /8s, 7 /16s and 133 /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:                    282079
    Total ARIN prefixes after maximum aggregation:               125785
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           286307
    Unique aggregates announced from the ARIN address blocks:    132283
ARIN Region origin ASes present in the Internet Routing Table:    19109
    ARIN Prefixes per ASN:                                        14.98
ARIN Region origin ASes announcing only one prefix:                6928
ARIN Region transit ASes present in the Internet Routing Table:    1868
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                         102
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4838
Number of ARIN addresses announced to Internet:              1276844864
    Equivalent to 76 /8s, 27 /16s and 27 /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, 393216-401308
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:                    281052
    Total RIPE prefixes after maximum aggregation:               128026
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274679
    Unique aggregates announced from the RIPE address blocks:    160606
RIPE Region origin ASes present in the Internet Routing Table:    28555
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12049
RIPE Region transit ASes present in the Internet Routing Table:    3873
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11495
Number of RIPE addresses announced to Internet:               714781406
    Equivalent to 42 /8s, 154 /16s and 178 /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:                  128750
    Total LACNIC prefixes after maximum aggregation:              28931
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         127868
    Unique aggregates announced from the LACNIC address blocks:   49408
LACNIC Region origin ASes present in the Internet Routing Table:  11050
    LACNIC Prefixes per ASN:                                      11.57
LACNIC Region origin ASes announcing only one prefix:              2269
LACNIC Region transit ASes present in the Internet Routing Table:  2373
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8890
Number of LACNIC addresses announced to Internet:             178470240
    Equivalent to 10 /8s, 163 /16s and 61 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  34076
    Total AfriNIC prefixes after maximum aggregation:              6070
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44742
    Unique aggregates announced from the AfriNIC address blocks:  12771
AfriNIC Region origin ASes present in the Internet Routing Table:  1813
    AfriNIC Prefixes per ASN:                                     24.68
AfriNIC Region origin ASes announcing only one prefix:              588
AfriNIC Region transit ASes present in the Internet Routing Table:  345
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1156
Number of AfriNIC addresses announced to Internet:            107792384
    Equivalent to 6 /8s, 108 /16s and 200 /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        9749       8730      44  CHINAMOBILE-CN China Mobile Communicati
  7545        5682        785     696  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5005       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4340        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3834       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3601       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3384        494     250  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3352       1872      99  VNPT-AS-VN VNPT Corp, VN
  4766        2683      11259     589  KIXS-AS-KR Korea Telecom, KR
 24560        2629        853     368  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        9350      11142    3312  AMAZON-02, US
 11492        4555        302     679  CABLEONE, US
  7155        4184        289     100  VIASAT-SP-BACKBONE, US
   174        3967       6656     640  COGENT-174, US
 22773        3635       3061     307  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3559       1320      68  SHAW, CA
 16625        3162       1404    2325  AKAMAI-AS, US
   749        3159      54932    2411  DNIC-AS-00749, US
   367        3012       3861    1423  DNIC-ASBLK-00306-00371, US
396982        2722       3631     373  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        8714       1186    2846  TTNET, TR
 12479        7512       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4076       3398     169  AKAMAI-ASN1, NL
  9009        3494        301    1629  M247, RO
  8551        3432        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2994       2299     926  ROSTELECOM-AS, RU
  5384        2502        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2475       1852      14  TE-AS TE-AS, EG
 34984        2364        363     581  TELLCOM-AS, TR

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       12181       3376     612  UNINET, MX
 10620        3525        499     870  Telmex Colombia S.A., CO
 13999        2466        337     645  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad
 28573        1337       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        785     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1249        341     505  Axtel, S.A.B. de C.V., MX
 28202        1085         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1083        173     433  Techtel LMDS Comunicaciones Interactiva
  6147        1082        369      22  Telefonica del Peru S.A.A., PE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1622        316      43  Telkom-Internet, ZA
 24863        1594        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1046         67      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         528         82       3  KENET-AS, KE
 37342         511         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       12181       3376     612  UNINET, MX
  9808        9749       8730      44  CHINAMOBILE-CN China Mobile Communicati
 16509        9350      11142    3312  AMAZON-02, US
 47331        8714       1186    2846  TTNET, TR
 12479        7512       1714     146  UNI2-AS, ES
  7545        5682        785     696  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5005       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4555        302     679  CABLEONE, US
 18403        4340        347      25  FPT-AS-AP FPT Telecom Company, VN

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        9749         9705  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7512         7366  UNI2-AS, ES
 16509        9350         6038  AMAZON-02, US
 47331        8714         5868  TTNET, TR
  7545        5682         4986  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5005         4930  ERX-CERNET-BKB China Education and Research Net
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4340         4315  FPT-AS-AP FPT Telecom Company, VN
  7155        4184         4084  VIASAT-SP-BACKBONE, US
 20940        4076         3907  AKAMAI-ASN1, NL

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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23             33650  COMCAST-33650, 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             17054  EXPEDIENT, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             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
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ
100.66.9.0/24             65534  -Private Use AS-, ZZ

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /10:38      /11:99      /12:300     
/13:584     /14:1210    /15:2141    /16:13609   /17:8544    /18:14241   
/19:25658   /20:45582   /21:54299   /22:114455  /23:107084  /24:591240  
/25:1128    /26:1083    /27:1494    /28:161     /29:242     /30:80      
/31:76      /32:640     

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

   ASN  No of nets  Total ann.  Description
 47331        7830        8714  TTNET, TR
 12479        6604        7512  UNI2-AS, ES
  8151        6175       12181  UNINET, MX
 11492        3469        4555  CABLEONE, US
  6327        3367        3559  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3130        4184  VIASAT-SP-BACKBONE, US
  8551        2909        3432  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2679        3635  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2138        2483  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2272      2:1602      3:276       4:8         5:4611      6:162    
   7:6         8:1612      9:1        11:172      12:1495     13:375    
  14:2381     15:303      16:206      17:375      18:685      20:337    
  21:4        22:188      23:6559     24:2976     25:2        27:2658   
  29:19       31:2706     32:76       34:34       35:121      36:2057   
  37:4589     38:6782     39:888      40:151      41:4697     42:2079   
  43:2389     44:336      45:17538    46:4577     47:381      49:1891   
  50:1908     51:577      52:1626     54:393      55:860      56:5      
  57:138      58:1982     59:1191     60:1011     61:2749     62:2862   
  63:1935     64:5689     65:2391     66:5183     67:3130     68:1379   
  69:4148     70:1400     71:614      72:3018     74:2671     75:1611   
  76:629      77:2471     78:4081     79:3054     80:2166     81:2083   
  82:1595     83:1390     84:1635     85:3843     86:885      87:2223   
  88:2965     89:4004     90:637      91:8044     92:2236     93:2681   
  94:3775     95:5128     96:1334     97:317      98:1104     99:738    
 100:125     101:1424    102:3452    103:32881   104:4830    105:2017   
 106:980     107:2785    108:1148    109:4296    110:2168    111:3174   
 112:2107    113:1706    114:1739    115:2092    116:1992    117:2576   
 118:2760    119:2021    120:1813    121:1306    122:2769    123:2249   
 124:1667    125:2792    128:1594    129:1006    130:1105    131:2089   
 132:984     133:410     134:1730    135:344     136:926     137:1004   
 138:2894    139:1585    140:1343    141:1355    142:1580    143:1601   
 144:1009    145:343     146:2017    147:1660    148:2509    149:2399   
 150:1028    151:1278    152:1984    153:596     154:5641    155:1389   
 156:2152    157:1389    158:1067    159:2222    160:2689    161:1629   
 162:3602    163:1648    164:1699    165:1923    166:1120    167:1782   
 168:4011    169:825     170:4931    171:996     172:3788    173:3041   
 174:962     175:1251    176:3786    177:5504    178:3593    179:2456   
 180:2379    181:3660    182:3411    183:2047    184:2285    185:20804  
 186:5109    187:4707    188:4247    189:4357    190:9490    191:1934   
 192:11052   193:9045    194:7520    195:5471    196:3646    197:2984   
 198:6095    199:6601    200:8290    201:6385    202:10976   203:10503  
 204:4658    205:3715    206:4514    207:3572    208:4165    209:4979   
 210:4639    211:2558    212:4350    213:3505    214:1115    215:71     
 216:6864    217:3017    218:1348    219:611     220:2035    221:1017   
 222:877     223:2228   

End of report


More information about the ren-bgp-stats-all mailing list