[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 14 22:41:23 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Fri 14 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:                              976681
    Prefixes after maximum aggregation (per Origin AS):          357681
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      450577
Total ASes present in the Internet Routing Table:                 74831
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64115
Origin ASes announcing only one prefix:                           25843
Transit ASes present in the Internet Routing Table:               10716
Transit-only ASes present in the Internet Routing Table:            445
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:                                     130
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1274
    Number of instances of unregistered ASNs:                      1281
Number of 32-bit ASNs allocated by the RIRs:                      42264
Number of 32-bit ASNs visible in the Routing Table:               34909
Prefixes from 32-bit ASNs in the Routing Table:                  180977
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:            656
Number of addresses announced to Internet:                   3058399910
    Equivalent to 182 /8s, 75 /16s and 122 /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:      335490

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

Prefixes being announced by APNIC Region ASes:                   255369
    Total APNIC prefixes after maximum aggregation:               70841
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249076
    Unique aggregates announced from the APNIC address blocks:    97293
APNIC Region origin ASes present in the Internet Routing Table:   13586
    APNIC Prefixes per ASN:                                       18.33
APNIC Region origin ASes announcing only one prefix:               3967
APNIC Region transit ASes present in the Internet Routing Table:   1844
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8872
Number of APNIC addresses announced to Internet:              776905824
    Equivalent to 46 /8s, 78 /16s and 164 /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:                    280094
    Total ARIN prefixes after maximum aggregation:               125030
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           281887
    Unique aggregates announced from the ARIN address blocks:    130822
ARIN Region origin ASes present in the Internet Routing Table:    19138
    ARIN Prefixes per ASN:                                        14.73
ARIN Region origin ASes announcing only one prefix:                6967
ARIN Region transit ASes present in the Internet Routing Table:    1962
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:    4825
Number of ARIN addresses announced to Internet:              1277940800
    Equivalent to 76 /8s, 43 /16s and 212 /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:                    278985
    Total RIPE prefixes after maximum aggregation:               126369
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           274882
    Unique aggregates announced from the RIPE address blocks:    159838
RIPE Region origin ASes present in the Internet Routing Table:    28445
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12005
RIPE Region transit ASes present in the Internet Routing Table:    3991
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11275
Number of RIPE addresses announced to Internet:               717022942
    Equivalent to 42 /8s, 188 /16s and 230 /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:                  127455
    Total LACNIC prefixes after maximum aggregation:              28679
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         126901
    Unique aggregates announced from the LACNIC address blocks:   49485
LACNIC Region origin ASes present in the Internet Routing Table:  11027
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              2325
LACNIC Region transit ASes present in the Internet Routing Table:  2367
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8813
Number of LACNIC addresses announced to Internet:             178491168
    Equivalent to 10 /8s, 163 /16s and 143 /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:                  33504
    Total AfriNIC prefixes after maximum aggregation:              5969
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         43278
    Unique aggregates announced from the AfriNIC address blocks:  12582
AfriNIC Region origin ASes present in the Internet Routing Table:  1780
    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:  334
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                      130
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1124
Number of AfriNIC addresses announced to Internet:            107679744
    Equivalent to 6 /8s, 107 /16s and 16 /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        9668       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5682        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013       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        3701       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3549       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3051        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2446        834     445  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2292      11269     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        8728      10890    3094  AMAZON-02, US
 11492        4522        300     616  CABLEONE, US
  7155        4176        288      89  VIASAT-SP-BACKBONE, US
 22773        3659       3077     279  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3525       1319      66  SHAW, CA
   174        3471       6656     609  COGENT-174, US
 16625        3211       1578    2380  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2750       3750    1317  DNIC-ASBLK-00306-00371, US
396982        2677       3594     383  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        8357       1147    3219  TTNET, TR
 12479        7306       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4136       3400     194  AKAMAI-ASN1, NL
  8551        3468        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2984       2294     919  ROSTELECOM-AS, RU
  9009        2662        247    1381  M247, RO
  5384        2469        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2351        364     601  TELLCOM-AS, TR
  8452        2218       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       11752       3378     597  UNINET, MX
 10620        3529        507     840  Telmex Colombia S.A., CO
 13999        2403        360     632  Mega Cable, S.A. de C.V., MX
 11830        2226        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        1301        344     510  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1103        177     433  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         550       1861      34  IAM-AS, MA
 15399         525         54      47  WANANCHI-, KE
 36914         521         82       3  KENET-AS, 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       11752       3378     597  UNINET, MX
  9808        9668       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8728      10890    3094  AMAZON-02, US
 47331        8357       1147    3219  TTNET, TR
 12479        7306       1706     141  UNI2-AS, ES
  7545        5682        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4522        300     616  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        9668         9573  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7306         7165  UNI2-AS, ES
 16509        8728         5634  AMAZON-02, US
 47331        8357         5138  TTNET, TR
  7545        5682         4991  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013         4938  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        4176         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
23.176.160.0/24      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      /11:103     /12:297     
/13:577     /14:1215    /15:2160    /16:13661   /17:8542    /18:14777   
/19:25855   /20:45882   /21:54762   /22:114292  /23:106753  /24:584740  
/25:487     /26:612     /27:1029    /28:74      /29:101     /30:27      
/31:23      /32:641     

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

   ASN  No of nets  Total ann.  Description
 47331        7484        8357  TTNET, TR
 12479        6393        7306  UNI2-AS, ES
  8151        5649       11752  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3430        4522  CABLEONE, US
  6327        3335        3525  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
  8551        2936        3468  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2712        3659  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)
----------------------------------------------

   1:2237      2:1492      3:226       4:8         5:4701      6:130    
   7:6         8:1626      9:1        11:172      12:1524     13:380    
  14:2403     15:299      16:193      17:384      18:567      20:287    
  21:4        22:188      23:6443     24:3017     25:4        27:2608   
  29:19       31:2680     32:95       34:26       35:116      36:1976   
  37:4797     38:6067     39:836      40:153      41:4606     42:2038   
  43:2447     44:311      45:17407    46:4555     47:401      49:1789   
  50:1880     51:586      52:1628     54:397      55:980      56:8      
  57:129      58:1968     59:1177     60:992      61:2752     62:2805   
  63:1938     64:5794     65:2363     66:5142     67:3129     68:1360   
  69:4154     70:1415     71:702      72:3077     74:2671     75:1600   
  76:618      77:2583     78:3978     79:3015     80:2166     81:2021   
  82:1577     83:1332     84:1563     85:3824     86:870      87:2289   
  88:2896     89:3947     90:617      91:7961     92:2127     93:2640   
  94:3783     95:5139     96:1351     97:340      98:1194     99:735    
 100:128     101:1363    102:3201    103:32349   104:4596    105:1943   
 106:952     107:2576    108:1091    109:4335    110:2176    111:3174   
 112:2128    113:1806    114:1657    115:2149    116:1942    117:2606   
 118:2674    119:2089    120:1876    121:1189    122:2728    123:2261   
 124:1661    125:2520    128:1521    129:1130    130:1066    131:2082   
 132:957     133:422     134:1808    135:353     136:891     137:972    
 138:2700    139:1675    140:1268    141:1339    142:1498    143:1586   
 144:996     145:342     146:2001    147:1603    148:2472    149:2220   
 150:914     151:1187    152:1994    153:567     154:4965    155:1374   
 156:1867    157:1349    158:1096    159:2281    160:2662    161:1579   
 162:3553    163:1628    164:1654    165:1928    166:1083    167:1736   
 168:4045    169:968     170:4854    171:912     172:3658    173:2990   
 174:1096    175:1255    176:3901    177:5492    178:3642    179:2494   
 180:2653    181:3533    182:3433    183:2039    184:2337    185:20847  
 186:5077    187:4401    188:4301    189:4021    190:9412    191:1801   
 192:11009   193:8985    194:7559    195:5401    196:3565    197:2856   
 198:6052    199:6140    200:8229    201:6189    202:11050   203:10727  
 204:4625    205:3716    206:4418    207:3517    208:4185    209:4999   
 210:4714    211:2652    212:4381    213:3734    214:1090    215:59     
 216:6822    217:2994    218:1339    219:623     220:1994    221:971    
 222:873     223:2189   

End of report


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