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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 3 22:41:50 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 03 Jan, 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:                              987478
    Prefixes after maximum aggregation (per Origin AS):          363302
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456570
Total ASes present in the Internet Routing Table:                 75434
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           64645
Origin ASes announcing only one prefix:                           25999
Transit ASes present in the Internet Routing Table:               10789
Transit-only ASes present in the Internet Routing Table:            518
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:                                      66
    Max AS path prepend of ASN (272886)                              61
Prefixes from unregistered ASNs in the Routing Table:              1240
    Number of instances of unregistered ASNs:                      1243
Number of 32-bit ASNs allocated by the RIRs:                      43295
Number of 32-bit ASNs visible in the Routing Table:               35715
Prefixes from 32-bit ASNs in the Routing Table:                  187444
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:            568
Number of addresses announced to Internet:                   3049627937
    Equivalent to 181 /8s, 197 /16s and 161 /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:      339427

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

Prefixes being announced by APNIC Region ASes:                   257805
    Total APNIC prefixes after maximum aggregation:               73170
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250610
    Unique aggregates announced from the APNIC address blocks:    99715
APNIC Region origin ASes present in the Internet Routing Table:   13931
    APNIC Prefixes per ASN:                                       17.99
APNIC Region origin ASes announcing only one prefix:               4130
APNIC Region transit ASes present in the Internet Routing Table:   1901
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9263
Number of APNIC addresses announced to Internet:              773668000
    Equivalent to 46 /8s, 29 /16s and 60 /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:                    282887
    Total ARIN prefixes after maximum aggregation:               126360
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           287359
    Unique aggregates announced from the ARIN address blocks:    133091
ARIN Region origin ASes present in the Internet Routing Table:    19115
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                6925
ARIN Region transit ASes present in the Internet Routing Table:    1942
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4842
Number of ARIN addresses announced to Internet:              1274273600
    Equivalent to 75 /8s, 243 /16s and 223 /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:                    281884
    Total RIPE prefixes after maximum aggregation:               128067
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275534
    Unique aggregates announced from the RIPE address blocks:    161079
RIPE Region origin ASes present in the Internet Routing Table:    28572
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12090
RIPE Region transit ASes present in the Internet Routing Table:    3974
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11539
Number of RIPE addresses announced to Internet:               714900705
    Equivalent to 42 /8s, 156 /16s and 132 /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:                  129512
    Total LACNIC prefixes after maximum aggregation:              28827
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128509
    Unique aggregates announced from the LACNIC address blocks:   49449
LACNIC Region origin ASes present in the Internet Routing Table:  11058
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2250
LACNIC Region transit ASes present in the Internet Routing Table:  2409
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        66
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8905
Number of LACNIC addresses announced to Internet:             178443616
    Equivalent to 10 /8s, 162 /16s and 213 /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:                  34150
    Total AfriNIC prefixes after maximum aggregation:              6093
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         44897
    Unique aggregates announced from the AfriNIC address blocks:  12763
AfriNIC Region origin ASes present in the Internet Routing Table:  1825
    AfriNIC Prefixes per ASN:                                     24.60
AfriNIC Region origin ASes announcing only one prefix:              604
AfriNIC Region transit ASes present in the Internet Routing Table:  346
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1166
Number of AfriNIC addresses announced to Internet:            108033792
    Equivalent to 6 /8s, 112 /16s and 119 /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        9809       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5677        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4549        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3826       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3416        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3356       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2664        856     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2526      11258     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        9447      11197    3357  AMAZON-02, US
 11492        4563        303     680  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        3968       6653     641  COGENT-174, US
 22773        3646       3083     311  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3567       1320      69  SHAW, CA
 16625        3224       1428    2341  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2975       3842    1419  DNIC-ASBLK-00306-00371, US
396982        2744       3639     389  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        8896       1208    2590  TTNET, TR
 12479        7565       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4077       3398     169  AKAMAI-ASN1, NL
  9009        3493        300    1632  M247, RO
  8551        3160        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        3035       2301     918  ROSTELECOM-AS, RU
  5384        2506        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2422       1852      14  TE-AS TE-AS, EG
 34984        2367        362     588  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       12197       3385     598  UNINET, MX
 10620        3523        497     888  Telmex Colombia S.A., CO
 13999        2494        339     636  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1346       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1308        788     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1245        341     503  Axtel, S.A.B. de C.V., MX
 11664        1109        178     419  Techtel LMDS Comunicaciones Interactiva
 28202        1104         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        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        1625        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1531        389      16  LINKdotNET-AS, EG
 36992        1361       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1071         69      52  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         539         82       3  KENET-AS, KE
 15399         522         53      43  WANANCHI-, KE

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       12197       3385     598  UNINET, MX
  9808        9809       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9447      11197    3357  AMAZON-02, US
 47331        8896       1208    2590  TTNET, TR
 12479        7565       1714     146  UNI2-AS, ES
  7545        5677        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4563        303     680  CABLEONE, US
 18403        4549        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        9809         9753  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7565         7419  UNI2-AS, ES
 47331        8896         6306  TTNET, TR
 16509        9447         6090  AMAZON-02, US
  7545        5677         4991  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999         4924  ERX-CERNET-BKB China Education and Research Net
 18403        4549         4524  FPT-AS-AP FPT Telecom Company, VN
 39891        4570         4516  ALJAWWALSTC-AS, SA
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4077         3908  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            65512  -Private Use AS-, ZZ
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, 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
     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            46887  LIGHTOWER, 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:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, 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      /10:37      /11:99      /12:302     
/13:583     /14:1209    /15:2136    /16:13596   /17:8509    /18:14217   
/19:25685   /20:45674   /21:54364   /22:114465  /23:107398  /24:594277  
/25:1111    /26:1077    /27:1502    /28:165     /29:241     /30:80      
/31:82      /32:638     

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

   ASN  No of nets  Total ann.  Description
 47331        8001        8896  TTNET, TR
 12479        6655        7565  UNI2-AS, ES
  8151        6190       12197  UNINET, MX
 11492        3477        4563  CABLEONE, US
  6327        3371        3567  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2674        3646  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2637        3160  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2126        3523  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)
----------------------------------------------

   1:2316      2:1579      3:281       4:8         5:4613      6:163    
   7:6         8:1613      9:1        11:172      12:1492     13:376    
  14:2393     15:309      16:206      17:368      18:709      20:362    
  21:4        22:188      23:6630     24:3083     25:2        27:2572   
  29:19       31:2712     32:74       34:37       35:123      36:2161   
  37:4643     38:6970     39:891      40:147      41:4727     42:2212   
  43:2374     44:331      45:17575    46:4502     47:292      49:1912   
  50:1910     51:578      52:1625     54:369      55:893      56:5      
  57:138      58:2002     59:1190     60:1013     61:2754     62:2889   
  63:1940     64:5711     65:2387     66:5170     67:3116     68:1363   
  69:4134     70:1392     71:582      72:3012     74:2682     75:1592   
  76:628      77:2472     78:4132     79:2943     80:2180     81:2119   
  82:1600     83:1398     84:1642     85:3933     86:892      87:2256   
  88:2982     89:4126     90:661      91:8057     92:2262     93:2667   
  94:3817     95:5250     96:1325     97:316      98:1037     99:745    
 100:123     101:1168    102:3501    103:32957   104:4814    105:2029   
 106:983     107:2775    108:1129    109:4162    110:2166    111:3193   
 112:2113    113:1746    114:1759    115:2107    116:1999    117:2642   
 118:2796    119:2017    120:1813    121:1334    122:2787    123:2250   
 124:1669    125:2817    128:1584    129:1007    130:1112    131:2088   
 132:944     133:411     134:1720    135:346     136:922     137:1012   
 138:2906    139:1578    140:1356    141:1347    142:1584    143:1615   
 144:1006    145:341     146:2046    147:1664    148:2501    149:2479   
 150:1038    151:1269    152:1980    153:600     154:5830    155:1384   
 156:2146    157:1410    158:1094    159:2220    160:2698    161:1644   
 162:3634    163:1695    164:1699    165:2163    166:1079    167:1760   
 168:4048    169:821     170:4953    171:998     172:3793    173:3043   
 174:902     175:1259    176:3765    177:5607    178:3687    179:2526   
 180:2449    181:3734    182:3430    183:2049    184:2288    185:20837  
 186:5178    187:4751    188:4286    189:4307    190:9557    191:1997   
 192:11073   193:9033    194:7580    195:5493    196:3683    197:2935   
 198:6071    199:6925    200:8499    201:6373    202:10856   203:10502  
 204:4659    205:3724    206:4552    207:3566    208:4152    209:5015   
 210:4748    211:2608    212:4358    213:3537    214:1117    215:50     
 216:6914    217:3033    218:1370    219:614     220:2059    221:1026   
 222:871     223:2220   

End of report


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