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

REN Routing Table Report cscora at frr.nsrc.org
Thu Jul 27 22:41:55 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Thu 27 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:                              977848
    Prefixes after maximum aggregation (per Origin AS):          358049
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451072
Total ASes present in the Internet Routing Table:                 74861
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64291
Origin ASes announcing only one prefix:                           25840
Transit ASes present in the Internet Routing Table:               10570
Transit-only ASes present in the Internet Routing Table:            452
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:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1340
    Number of instances of unregistered ASNs:                      1343
Number of 32-bit ASNs allocated by the RIRs:                      42326
Number of 32-bit ASNs visible in the Routing Table:               34981
Prefixes from 32-bit ASNs in the Routing Table:                  181604
Number of bogon 32-bit ASNs visible in the Routing Table:           212
Special use prefixes present in the Routing Table:                   43
Prefixes being announced from unallocated address space:            699
Number of addresses announced to Internet:                   3057830566
    Equivalent to 182 /8s, 66 /16s and 202 /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:      335646

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

Prefixes being announced by APNIC Region ASes:                   255869
    Total APNIC prefixes after maximum aggregation:               71107
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249493
    Unique aggregates announced from the APNIC address blocks:    97421
APNIC Region origin ASes present in the Internet Routing Table:   13630
    APNIC Prefixes per ASN:                                       18.30
APNIC Region origin ASes announcing only one prefix:               3992
APNIC Region transit ASes present in the Internet Routing Table:   1826
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8912
Number of APNIC addresses announced to Internet:              776783968
    Equivalent to 46 /8s, 76 /16s and 200 /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:                    280651
    Total ARIN prefixes after maximum aggregation:               125190
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282297
    Unique aggregates announced from the ARIN address blocks:    130837
ARIN Region origin ASes present in the Internet Routing Table:    19130
    ARIN Prefixes per ASN:                                        14.76
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1930
Average ARIN Region AS path length visible:                         4.4
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4827
Number of ARIN addresses announced to Internet:              1277615936
    Equivalent to 76 /8s, 38 /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:                    279477
    Total RIPE prefixes after maximum aggregation:               126348
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275278
    Unique aggregates announced from the RIPE address blocks:    159859
RIPE Region origin ASes present in the Internet Routing Table:    28424
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               11982
RIPE Region transit ASes present in the Internet Routing Table:    3929
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11300
Number of RIPE addresses announced to Internet:               717029598
    Equivalent to 42 /8s, 189 /16s and 0 /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:                  126842
    Total LACNIC prefixes after maximum aggregation:              28586
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         126287
    Unique aggregates announced from the LACNIC address blocks:   49656
LACNIC Region origin ASes present in the Internet Routing Table:  11009
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2331
LACNIC Region transit ASes present in the Internet Routing Table:  2342
Average LACNIC Region AS path length visible:                       5.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8815
Number of LACNIC addresses announced to Internet:             178563104
    Equivalent to 10 /8s, 164 /16s and 168 /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:                  33669
    Total AfriNIC prefixes after maximum aggregation:              5990
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         43793
    Unique aggregates announced from the AfriNIC address blocks:  12714
AfriNIC Region origin ASes present in the Internet Routing Table:  1785
    AfriNIC Prefixes per ASN:                                     24.53
AfriNIC Region origin ASes announcing only one prefix:              583
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                      129
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1127
Number of AfriNIC addresses announced to Internet:            107469824
    Equivalent to 6 /8s, 103 /16s and 220 /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        9657       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5682        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4261        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4071       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3704       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3588       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        2307      11270     587  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        8790      10933    3177  AMAZON-02, US
 11492        4526        300     621  CABLEONE, US
  7155        4198        289     102  VIASAT-SP-BACKBONE, US
 22773        3656       3075     277  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3601       6656     612  COGENT-174, US
  6327        3526       1319      66  SHAW, CA
 16625        3214       1581    2385  AKAMAI-AS, US
   749        3139      54962    2391  DNIC-AS-00749, US
   367        2970       3838    1399  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        8304       1142    3255  TTNET, TR
 12479        7316       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4136       3400     192  AKAMAI-ASN1, NL
  8551        3455        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2683        248    1399  M247, RO
  5384        2492        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2456       1852      15  TE-AS TE-AS, EG
 34984        2357        364     598  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       11797       3376     606  UNINET, MX
 10620        3531        507     835  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        1319       2323     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1298        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        1035       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        1585        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        1050         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         539       1861      34  IAM-AS, MA
 36914         528         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       11797       3376     606  UNINET, MX
  9808        9657       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8790      10933    3177  AMAZON-02, US
 47331        8304       1142    3255  TTNET, TR
 12479        7316       1706     141  UNI2-AS, ES
  7545        5682        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     621  CABLEONE, US
 18403        4261        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        9657         9562  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7316         7175  UNI2-AS, ES
 16509        8790         5613  AMAZON-02, US
 47331        8304         5049  TTNET, TR
  7545        5682         4992  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012         4937  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4261         4236  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    /16:13665   /17:8551    /18:14771   
/19:25845   /20:45935   /21:54730   /22:114329  /23:106979  /24:585606  
/25:489     /26:615     /27:1036    /28:74      /29:101     /30:27      
/31:23      /32:651     

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

   ASN  No of nets  Total ann.  Description
 47331        7437        8304  TTNET, TR
 12479        6405        7316  UNI2-AS, ES
  8151        5723       11797  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4526  CABLEONE, US
  6327        3335        3526  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2923        3455  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2711        3656  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2163        2507  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2247      2:1492      3:245       4:8         5:4717      6:131    
   7:6         8:1627      9:1        11:172      12:1526     13:373    
  14:2394     15:302      16:198      17:384      18:581      20:291    
  21:4        22:188      23:6439     24:3029     25:4        27:2635   
  29:19       31:2685     32:97       34:26       35:116      36:1997   
  37:4800     38:6162     39:838      40:153      41:4653     42:2046   
  43:2453     44:311      45:17413    46:4553     47:405      49:1800   
  50:1879     51:584      52:1624     54:391      55:964      56:8      
  57:129      58:1973     59:1181     60:997      61:2743     62:2813   
  63:1954     64:5763     65:2354     66:5108     67:3117     68:1351   
  69:4135     70:1412     71:696      72:3069     74:2685     75:1615   
  76:621      77:2584     78:3960     79:3004     80:2177     81:2049   
  82:1569     83:1337     84:1567     85:3810     86:874      87:2297   
  88:2872     89:3960     90:622      91:7981     92:2152     93:2643   
  94:3780     95:5129     96:1342     97:332      98:1190     99:735    
 100:129     101:1361    102:3230    103:32500   104:4605    105:2006   
 106:957     107:2567    108:1108    109:4334    110:2177    111:3179   
 112:2131    113:1806    114:1661    115:2145    116:1943    117:2596   
 118:2739    119:2083    120:1873    121:1188    122:2733    123:2266   
 124:1663    125:2540    128:1509    129:1119    130:1070    131:2060   
 132:952     133:422     134:1798    135:352     136:885     137:978    
 138:2785    139:1671    140:1265    141:1347    142:1497    143:1567   
 144:1015    145:343     146:2001    147:1612    148:2470    149:2241   
 150:905     151:1190    152:2002    153:576     154:5003    155:1394   
 156:1920    157:1355    158:1108    159:2244    160:2684    161:1585   
 162:3548    163:1628    164:1774    165:1926    166:1060    167:1748   
 168:4040    169:952     170:4827    171:916     172:3659    173:3006   
 174:1054    175:1255    176:3906    177:5404    178:3655    179:2421   
 180:2592    181:3539    182:3439    183:2033    184:2324    185:20854  
 186:5043    187:4442    188:4301    189:3993    190:9386    191:1775   
 192:11013   193:8998    194:7539    195:5427    196:3699    197:2991   
 198:6082    199:6131    200:8188    201:6177    202:11063   203:10717  
 204:4624    205:3696    206:4436    207:3507    208:4178    209:5002   
 210:4717    211:2659    212:4397    213:3739    214:1098    215:60     
 216:6838    217:3014    218:1324    219:621     220:2040    221:967    
 222:872     223:2194   

End of report


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