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

REN Routing Table Report cscora at frr.nsrc.org
Wed Jul 12 22:41:24 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Wed 12 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:                              975172
    Prefixes after maximum aggregation (per Origin AS):          357430
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      450349
Total ASes present in the Internet Routing Table:                 74808
    Prefixes per ASN:                                             13.04
Origin-only ASes present in the Internet Routing Table:           64111
Origin ASes announcing only one prefix:                           25831
Transit ASes present in the Internet Routing Table:               10697
Transit-only ASes present in the Internet Routing Table:            449
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:                                     132
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1291
    Number of instances of unregistered ASNs:                      1295
Number of 32-bit ASNs allocated by the RIRs:                      42266
Number of 32-bit ASNs visible in the Routing Table:               34882
Prefixes from 32-bit ASNs in the Routing Table:                  180988
Number of bogon 32-bit ASNs visible in the Routing Table:           209
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            650
Number of addresses announced to Internet:                   3058130598
    Equivalent to 182 /8s, 71 /16s and 94 /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:      334459

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

Prefixes being announced by APNIC Region ASes:                   255272
    Total APNIC prefixes after maximum aggregation:               70808
    APNIC Deaggregation factor:                                    3.61
Prefixes being announced from the APNIC address blocks:          248929
    Unique aggregates announced from the APNIC address blocks:    97216
APNIC Region origin ASes present in the Internet Routing Table:   13576
    APNIC Prefixes per ASN:                                       18.34
APNIC Region origin ASes announcing only one prefix:               3976
APNIC Region transit ASes present in the Internet Routing Table:   1834
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:   8861
Number of APNIC addresses announced to Internet:              776819040
    Equivalent to 46 /8s, 77 /16s and 81 /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:                    279578
    Total ARIN prefixes after maximum aggregation:               124901
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           281601
    Unique aggregates announced from the ARIN address blocks:    130769
ARIN Region origin ASes present in the Internet Routing Table:    19128
    ARIN Prefixes per ASN:                                        14.72
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    1982
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:    4818
Number of ARIN addresses announced to Internet:              1277767488
    Equivalent to 76 /8s, 41 /16s and 47 /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:                    279077
    Total RIPE prefixes after maximum aggregation:               126363
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           274812
    Unique aggregates announced from the RIPE address blocks:    159697
RIPE Region origin ASes present in the Internet Routing Table:    28432
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               11988
RIPE Region transit ASes present in the Internet Routing Table:    3972
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11269
Number of RIPE addresses announced to Internet:               716978398
    Equivalent to 42 /8s, 188 /16s and 56 /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:                  126484
    Total LACNIC prefixes after maximum aggregation:              28596
    LACNIC Deaggregation factor:                                   4.42
Prefixes being announced from the LACNIC address blocks:         125937
    Unique aggregates announced from the LACNIC address blocks:   49528
LACNIC Region origin ASes present in the Internet Routing Table:  11029
    LACNIC Prefixes per ASN:                                      11.42
LACNIC Region origin ASes announcing only one prefix:              2328
LACNIC Region transit ASes present in the Internet Routing Table:  2359
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8812
Number of LACNIC addresses announced to Internet:             178522912
    Equivalent to 10 /8s, 164 /16s and 11 /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:                  33470
    Total AfriNIC prefixes after maximum aggregation:              5957
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         43242
    Unique aggregates announced from the AfriNIC address blocks:  12588
AfriNIC Region origin ASes present in the Internet Routing Table:  1779
    AfriNIC Prefixes per ASN:                                     24.31
AfriNIC Region origin ASes announcing only one prefix:              579
AfriNIC Region transit ASes present in the Internet Routing Table:  337
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                      132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1122
Number of AfriNIC addresses announced to Internet:            107684352
    Equivalent to 6 /8s, 107 /16s and 34 /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        9674       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5681        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4243        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4081       1889      48  VNPT-AS-VN VNPT Corp, VN
  7552        3692       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3561       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3048        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2445        836     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2312      11270     588  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        8729      10908    3137  AMAZON-02, US
 11492        4510        299     629  CABLEONE, US
  7155        4175        288      88  VIASAT-SP-BACKBONE, US
 22773        3658       3077     279  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3525       1319      66  SHAW, CA
   174        3461       6656     607  COGENT-174, US
 16625        3211       1576    2380  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2751       3749    1318  DNIC-ASBLK-00306-00371, US
396982        2676       3594     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        8359       1147    3216  TTNET, TR
 12479        7302       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4142       3400     194  AKAMAI-ASN1, NL
  8551        3468        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2665        247    1382  M247, RO
  5384        2469        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2352        364     602  TELLCOM-AS, TR
  8452        2217       1852      15  TE-AS TE-AS, EG

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       11746       3394     596  UNINET, MX
 10620        3529        507     840  Telmex Colombia S.A., CO
 13999        2408        360     632  Mega Cable, S.A. de C.V., MX
 11830        2223        369      64  Instituto Costarricense de Electricidad
 28573        1319       2325     233  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1107        177     435  Techtel LMDS Comunicaciones Interactiva
 26615        1037       2500      47  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        1627        393      19  LINKdotNET-AS, EG
 24835        1548        533      27  RAYA-AS, EG
 36992        1352       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1052         67      45  ORANGE-COTE-IVOIRE, CI
 36935         923        521      44  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         510         82       3  KENET-AS, KE
 24757         488         73       5  EthioNet-AS, ET

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       11746       3394     596  UNINET, MX
  9808        9674       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8729      10908    3137  AMAZON-02, US
 47331        8359       1147    3216  TTNET, TR
 12479        7302       1706     141  UNI2-AS, ES
  7545        5681        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4510        299     629  CABLEONE, US
 18403        4243        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        9674         9579  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7302         7161  UNI2-AS, ES
 16509        8729         5592  AMAZON-02, US
 47331        8359         5143  TTNET, TR
  7545        5681         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008         4933  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4243         4218  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4087  VIASAT-SP-BACKBONE, US
 45899        4081         4033  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
100.65.6.0/24             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
100.66.9.0/24             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
23.157.184.0/24      Origin:    212722  HOOP7MOBTELECOM-AS, US
23.157.184.0/24     Transit:     35661  VIRTUA-SYSTEMS, FR
23.157.200.0/24      Origin:     46983  UNASSIGNED
23.157.200.0/24     Transit:     20473  AS-CHOOPA, US
23.176.160.0/24      Origin:    397327  UNASSIGNED
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:17       /9:14      /10:39      /11:103     /12:297     
/13:577     /14:1215    /15:2161    /16:13658   /17:8538    /18:14767   
/19:25856   /20:45885   /21:54738   /22:114094  /23:106473  /24:583746  
/25:487     /26:611     /27:1024    /28:74      /29:102     /30:27      
/31:23      /32:645     

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

   ASN  No of nets  Total ann.  Description
 47331        7486        8359  TTNET, TR
 12479        6389        7302  UNI2-AS, ES
  8151        5635       11746  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3420        4510  CABLEONE, US
  6327        3334        3525  SHAW, CA
  7155        3123        4175  VIASAT-SP-BACKBONE, US
  8551        2936        3468  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2711        3658  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2503  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2236      2:1493      3:231       4:8         5:4699      6:130    
   7:6         8:1625      9:1        11:172      12:1522     13:387    
  14:2398     15:301      16:196      17:384      18:551      20:287    
  21:4        22:188      23:6443     24:3003     25:6        27:2607   
  29:19       31:2677     32:95       34:25       35:116      36:1979   
  37:4805     38:6039     39:836      40:153      41:4558     42:2030   
  43:2439     44:310      45:17356    46:4553     47:399      49:1790   
  50:1886     51:586      52:1621     54:396      55:985      56:8      
  57:129      58:1969     59:1176     60:992      61:2753     62:2802   
  63:1935     64:5789     65:2364     66:5157     67:3118     68:1369   
  69:4126     70:1411     71:703      72:3069     74:2654     75:1594   
  76:618      77:2587     78:3986     79:3014     80:2173     81:2022   
  82:1570     83:1330     84:1559     85:3820     86:869      87:2291   
  88:2896     89:3937     90:617      91:7963     92:2124     93:2639   
  94:3776     95:5144     96:1350     97:343      98:1184     99:735    
 100:127     101:1360    102:3194    103:32259   104:4593    105:1943   
 106:957     107:2575    108:1104    109:4335    110:2170    111:3173   
 112:2088    113:1806    114:1656    115:2150    116:1940    117:2611   
 118:2678    119:2088    120:1877    121:1188    122:2762    123:2261   
 124:1660    125:2519    128:1520    129:1128    130:1078    131:2084   
 132:954     133:422     134:1807    135:351     136:896     137:970    
 138:2705    139:1674    140:1237    141:1356    142:1500    143:1585   
 144:1014    145:342     146:1996    147:1596    148:2471    149:2231   
 150:910     151:1186    152:1970    153:566     154:4971    155:1391   
 156:1856    157:1348    158:1097    159:2279    160:2670    161:1579   
 162:3552    163:1621    164:1675    165:1934    166:1082    167:1734   
 168:4047    169:967     170:4835    171:907     172:3647    173:2984   
 174:1096    175:1256    176:3901    177:5325    178:3639    179:2480   
 180:2642    181:3535    182:3432    183:2041    184:2334    185:20833  
 186:5057    187:4347    188:4299    189:3995    190:9414    191:1473   
 192:11005   193:9003    194:7551    195:5413    196:3599    197:2850   
 198:6048    199:6143    200:8213    201:6170    202:11030   203:10729  
 204:4628    205:3722    206:4416    207:3502    208:4183    209:4990   
 210:4717    211:2657    212:4380    213:3738    214:1082    215:59     
 216:6810    217:3010    218:1338    219:623     220:2010    221:971    
 222:873     223:2189   

End of report


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