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

REN Routing Table Report cscora at frr.nsrc.org
Fri Jul 28 22:41:31 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Fri 28 Jul, 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:                              978019
    Prefixes after maximum aggregation (per Origin AS):          358127
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451077
Total ASes present in the Internet Routing Table:                 74884
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64190
Origin ASes announcing only one prefix:                           25850
Transit ASes present in the Internet Routing Table:               10694
Transit-only ASes present in the Internet Routing Table:            461
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1339
    Number of instances of unregistered ASNs:                      1342
Number of 32-bit ASNs allocated by the RIRs:                      42338
Number of 32-bit ASNs visible in the Routing Table:               34987
Prefixes from 32-bit ASNs in the Routing Table:                  181794
Number of bogon 32-bit ASNs visible in the Routing Table:           210
Special use prefixes present in the Routing Table:                   43
Prefixes being announced from unallocated address space:            701
Number of addresses announced to Internet:                   3057912998
    Equivalent to 182 /8s, 68 /16s and 12 /24s
    Percentage of available address space announced:               82.6
    Percentage of allocated address space announced:               82.6
    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:      335759

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

Prefixes being announced by APNIC Region ASes:                   255851
    Total APNIC prefixes after maximum aggregation:               71124
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249527
    Unique aggregates announced from the APNIC address blocks:    97459
APNIC Region origin ASes present in the Internet Routing Table:   13633
    APNIC Prefixes per ASN:                                       18.30
APNIC Region origin ASes announcing only one prefix:               3996
APNIC Region transit ASes present in the Internet Routing Table:   1839
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8913
Number of APNIC addresses announced to Internet:              776725344
    Equivalent to 46 /8s, 75 /16s and 227 /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:                    280747
    Total ARIN prefixes after maximum aggregation:               125218
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282382
    Unique aggregates announced from the ARIN address blocks:    130892
ARIN Region origin ASes present in the Internet Routing Table:    19134
    ARIN Prefixes per ASN:                                        14.76
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    1967
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4829
Number of ARIN addresses announced to Internet:              1277609024
    Equivalent to 76 /8s, 38 /16s and 196 /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:                    279511
    Total RIPE prefixes after maximum aggregation:               126369
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275317
    Unique aggregates announced from the RIPE address blocks:    159904
RIPE Region origin ASes present in the Internet Routing Table:    28433
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               11990
RIPE Region transit ASes present in the Internet Routing Table:    3977
Average RIPE Region AS path length visible:                         5.0
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11303
Number of RIPE addresses announced to Internet:               717055454
    Equivalent to 42 /8s, 189 /16s and 101 /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
                       196608-213403
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:                  126898
    Total LACNIC prefixes after maximum aggregation:              28593
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         126326
    Unique aggregates announced from the LACNIC address blocks:   49569
LACNIC Region origin ASes present in the Internet Routing Table:  11013
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2332
LACNIC Region transit ASes present in the Internet Routing Table:  2372
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8817
Number of LACNIC addresses announced to Internet:             178618912
    Equivalent to 10 /8s, 165 /16s and 130 /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:                  33673
    Total AfriNIC prefixes after maximum aggregation:              5994
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         43765
    Unique aggregates announced from the AfriNIC address blocks:  12667
AfriNIC Region origin ASes present in the Internet Routing Table:  1782
    AfriNIC Prefixes per ASN:                                     24.56
AfriNIC Region origin ASes announcing only one prefix:              581
AfriNIC Region transit ASes present in the Internet Routing Table:  337
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                      129
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1125
Number of AfriNIC addresses announced to Internet:            107517952
    Equivalent to 6 /8s, 104 /16s and 152 /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        9658       8898      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5683        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4270        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4071       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3699       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3589       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3055        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2464        835     448  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2303      11269     584  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        8815      10938    3177  AMAZON-02, US
 11492        4526        300     621  CABLEONE, US
  7155        4198        289     102  VIASAT-SP-BACKBONE, US
 22773        3654       3075     277  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3595       6656     610  COGENT-174, US
  6327        3525       1319      66  SHAW, CA
 16625        3213       1580    2377  AKAMAI-AS, US
   749        3139      54962    2391  DNIC-AS-00749, US
   367        2958       3836    1395  DNIC-ASBLK-00306-00371, US
396982        2679       3595     384  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        8306       1141    3252  TTNET, TR
 12479        7317       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4136       3400     191  AKAMAI-ASN1, NL
  8551        3456        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2683        248    1399  M247, RO
  5384        2491        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2454       1852      15  TE-AS TE-AS, EG
 34984        2362        365     596  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       11787       3390     606  UNINET, MX
 10620        3533        507     832  Telmex Colombia S.A., CO
 13999        2419        362     635  Mega Cable, S.A. de C.V., MX
 11830        1998        369      64  Instituto Costarricense de Electricidad
 28573        1318       2323     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1299        344     510  Axtel, S.A.B. de C.V., MX
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1113        181     436  Techtel LMDS Comunicaciones Interactiva
 26615        1036       2500      48  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        1900        319      50  Telkom-Internet, ZA
 24863        1587        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1355       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1049         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         534         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       11787       3390     606  UNINET, MX
  9808        9658       8898      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8815      10938    3177  AMAZON-02, US
 47331        8306       1141    3252  TTNET, TR
 12479        7317       1706     141  UNI2-AS, ES
  7545        5683        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     621  CABLEONE, US
 18403        4270        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        9658         9563  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7317         7176  UNI2-AS, ES
 16509        8815         5638  AMAZON-02, US
 47331        8306         5054  TTNET, TR
  7545        5683         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998         4923  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4270         4245  FPT-AS-AP FPT Telecom Company, VN
  7155        4198         4096  VIASAT-SP-BACKBONE, US
 45899        4071         4020  VNPT-AS-VN VNPT Corp, VN

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     19695  UNALLOCATED  8.20.161.0/24            46887  LIGHTOWER, 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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.64.1.0/24             12552  IPO-EU, SE
100.65.6.0/24             65534  UNASSIGNED
100.65.7.0/24             65534  UNASSIGNED
100.65.8.0/24             65534  UNASSIGNED
100.65.10.0/24            65534  UNASSIGNED
100.65.11.0/24            65534  UNASSIGNED
100.65.13.0/24            65534  UNASSIGNED
100.65.16.0/23            65534  UNASSIGNED
100.66.3.0/24             65534  UNASSIGNED
100.66.7.0/24             65534  UNASSIGNED

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  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  UNASSIGNED
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW

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        /8:17       /9:14      /10:39      /11:102     /12:298     
/13:579     /14:1213    /15:2158    /16:13661   /17:8547    /18:14772   
/19:25852   /20:45922   /21:54703   /22:114325  /23:106948  /24:585835  
/25:493     /26:615     /27:1036    /28:74      /29:101     /30:27      
/31:23      /32:664     

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

   ASN  No of nets  Total ann.  Description
 47331        7440        8306  TTNET, TR
 12479        6406        7317  UNI2-AS, ES
  8151        5728       11787  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4526  CABLEONE, US
  6327        3335        3525  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2924        3456  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2709        3654  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2169        2514  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2248      2:1493      3:245       4:8         5:4715      6:131    
   7:6         8:1627      9:1        11:172      12:1527     13:370    
  14:2392     15:302      16:198      17:384      18:582      20:291    
  21:4        22:188      23:6445     24:3028     25:4        27:2630   
  29:19       31:2684     32:97       34:26       35:116      36:1997   
  37:4800     38:6160     39:839      40:153      41:4675     42:2049   
  43:2456     44:312      45:17411    46:4517     47:405      49:1801   
  50:1887     51:584      52:1626     54:393      55:982      56:8      
  57:129      58:1974     59:1200     60:997      61:2742     62:2814   
  63:1954     64:5756     65:2356     66:5117     67:3119     68:1351   
  69:4137     70:1412     71:696      72:3067     74:2685     75:1612   
  76:621      77:2585     78:3958     79:3005     80:2176     81:2049   
  82:1570     83:1338     84:1571     85:3817     86:873      87:2298   
  88:2871     89:3963     90:622      91:7981     92:2153     93:2644   
  94:3779     95:5129     96:1342     97:332      98:1189     99:735    
 100:129     101:1361    102:3228    103:32525   104:4615    105:2007   
 106:958     107:2576    108:1110    109:4335    110:2176    111:3176   
 112:2130    113:1808    114:1658    115:2160    116:1944    117:2597   
 118:2740    119:2083    120:1872    121:1188    122:2732    123:2264   
 124:1662    125:2540    128:1513    129:1118    130:1069    131:2060   
 132:952     133:422     134:1799    135:353     136:888     137:978    
 138:2807    139:1665    140:1263    141:1346    142:1501    143:1571   
 144:1014    145:343     146:2001    147:1612    148:2467    149:2241   
 150:911     151:1190    152:2005    153:577     154:5009    155:1395   
 156:1923    157:1358    158:1103    159:2242    160:2687    161:1596   
 162:3553    163:1629    164:1772    165:1927    166:1059    167:1752   
 168:4045    169:956     170:4845    171:915     172:3668    173:3010   
 174:1050    175:1255    176:3905    177:5400    178:3655    179:2431   
 180:2581    181:3546    182:3439    183:2033    184:2325    185:20855  
 186:5039    187:4451    188:4301    189:4009    190:9396    191:1799   
 192:11019   193:9006    194:7539    195:5438    196:3682    197:3001   
 198:6078    199:6127    200:8144    201:6144    202:11061   203:10716  
 204:4625    205:3692    206:4433    207:3505    208:4189    209:5004   
 210:4716    211:2656    212:4389    213:3739    214:1096    215:60     
 216:6882    217:3013    218:1324    219:621     220:2041    221:968    
 222:872     223:2194   

End of report


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