[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 13 22:41:30 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Thu 13 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:                              976640
    Prefixes after maximum aggregation (per Origin AS):          357647
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      450675
Total ASes present in the Internet Routing Table:                 74814
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64147
Origin ASes announcing only one prefix:                           25848
Transit ASes present in the Internet Routing Table:               10667
Transit-only ASes present in the Internet Routing Table:            442
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.9
    Max AS path length visible:                                     132
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1292
    Number of instances of unregistered ASNs:                      1297
Number of 32-bit ASNs allocated by the RIRs:                      42288
Number of 32-bit ASNs visible in the Routing Table:               34903
Prefixes from 32-bit ASNs in the Routing Table:                  181068
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:                   3058070438
    Equivalent to 182 /8s, 70 /16s and 115 /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:      335423

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

Prefixes being announced by APNIC Region ASes:                   255353
    Total APNIC prefixes after maximum aggregation:               70863
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249009
    Unique aggregates announced from the APNIC address blocks:    97361
APNIC Region origin ASes present in the Internet Routing Table:   13590
    APNIC Prefixes per ASN:                                       18.32
APNIC Region origin ASes announcing only one prefix:               3971
APNIC Region transit ASes present in the Internet Routing Table:   1831
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:   8873
Number of APNIC addresses announced to Internet:              776852576
    Equivalent to 46 /8s, 77 /16s and 212 /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:                    280003
    Total ARIN prefixes after maximum aggregation:               125042
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           281848
    Unique aggregates announced from the ARIN address blocks:    130795
ARIN Region origin ASes present in the Internet Routing Table:    19131
    ARIN Prefixes per ASN:                                        14.73
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    1969
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:    4824
Number of ARIN addresses announced to Internet:              1277651776
    Equivalent to 76 /8s, 39 /16s and 107 /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:                    279087
    Total RIPE prefixes after maximum aggregation:               126387
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           274970
    Unique aggregates announced from the RIPE address blocks:    159864
RIPE Region origin ASes present in the Internet Routing Table:    28435
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               11994
RIPE Region transit ASes present in the Internet Routing Table:    3972
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11275
Number of RIPE addresses announced to Internet:               717065182
    Equivalent to 42 /8s, 189 /16s and 139 /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:                  127323
    Total LACNIC prefixes after maximum aggregation:              28597
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         126773
    Unique aggregates announced from the LACNIC address blocks:   49498
LACNIC Region origin ASes present in the Internet Routing Table:  11027
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2341
LACNIC Region transit ASes present in the Internet Routing Table:  2352
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:  8812
Number of LACNIC addresses announced to Internet:             178450464
    Equivalent to 10 /8s, 162 /16s and 240 /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:                  33582
    Total AfriNIC prefixes after maximum aggregation:              5951
    AfriNIC Deaggregation factor:                                  5.64
Prefixes being announced from the AfriNIC address blocks:         43389
    Unique aggregates announced from the AfriNIC address blocks:  12606
AfriNIC Region origin ASes present in the Internet Routing Table:  1776
    AfriNIC Prefixes per ASN:                                     24.43
AfriNIC Region origin ASes announcing only one prefix:              577
AfriNIC Region transit ASes present in the Internet Routing Table:  337
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                      132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1119
Number of AfriNIC addresses announced to Internet:            107692288
    Equivalent to 6 /8s, 107 /16s and 65 /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        5683        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       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        3051        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2446        834     445  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        8698      10870    3138  AMAZON-02, US
 11492        4520        300     625  CABLEONE, US
  7155        4176        288      89  VIASAT-SP-BACKBONE, US
 22773        3659       3077     279  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   174        3471       6656     609  COGENT-174, US
 16625        3208       1574    2378  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2750       3750    1317  DNIC-ASBLK-00306-00371, US
396982        2677       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        8360       1148    3216  TTNET, TR
 12479        7306       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4135       3400     194  AKAMAI-ASN1, NL
  8551        3469        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2663        247    1380  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       11744       3378     601  UNINET, MX
 10620        3529        507     840  Telmex Colombia S.A., CO
 13999        2399        359     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        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        1241        550      98  MT-MPLS, MA
 29571        1052         67      45  ORANGE-COTE-IVOIRE, CI
 36935         923        521      44  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         526         82       3  KENET-AS, KE
 15399         523         54      47  WANANCHI-, KE

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11744       3378     601  UNINET, MX
  9808        9668       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8698      10870    3138  AMAZON-02, US
 47331        8360       1148    3216  TTNET, TR
 12479        7306       1706     141  UNI2-AS, ES
  7545        5683        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4520        300     625  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        8698         5560  AMAZON-02, US
 47331        8360         5144  TTNET, TR
  7545        5683         4991  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014         4939  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
23.157.200.0/24      Origin:     46983  UNASSIGNED
23.157.200.0/24     Transit:     21700  NEPTUNE-NETWORKS, 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 

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    /16:13657   /17:8542    /18:14769   
/19:25860   /20:45887   /21:54765   /22:114248  /23:106679  /24:584824  
/25:486     /26:612     /27:1031    /28:74      /29:101     /30:27      
/31:23      /32:632     

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

   ASN  No of nets  Total ann.  Description
 47331        7487        8360  TTNET, TR
 12479        6393        7306  UNI2-AS, ES
  8151        5640       11744  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3429        4520  CABLEONE, US
  6327        3335        3526  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
  8551        2937        3469  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2712        3659  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2159        2504  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2238      2:1495      3:225       4:8         5:4699      6:130    
   7:6         8:1624      9:1        11:172      12:1523     13:381    
  14:2400     15:299      16:193      17:384      18:550      20:287    
  21:4        22:188      23:6447     24:3013     25:4        27:2609   
  29:19       31:2666     32:95       34:25       35:116      36:1978   
  37:4808     38:6062     39:836      40:153      41:4635     42:2037   
  43:2446     44:311      45:17410    46:4549     47:400      49:1790   
  50:1887     51:586      52:1624     54:396      55:979      56:8      
  57:129      58:1968     59:1177     60:992      61:2738     62:2805   
  63:1939     64:5794     65:2365     66:5142     67:3124     68:1358   
  69:4153     70:1415     71:703      72:3076     74:2670     75:1598   
  76:619      77:2583     78:3984     79:3015     80:2170     81:2019   
  82:1573     83:1335     84:1562     85:3825     86:870      87:2289   
  88:2899     89:3949     90:617      91:7962     92:2126     93:2638   
  94:3776     95:5141     96:1350     97:341      98:1190     99:735    
 100:128     101:1362    102:3191    103:32367   104:4597    105:1943   
 106:955     107:2576    108:1104    109:4332    110:2168    111:3174   
 112:2088    113:1806    114:1657    115:2149    116:1940    117:2605   
 118:2678    119:2089    120:1877    121:1188    122:2778    123:2260   
 124:1661    125:2520    128:1520    129:1127    130:1076    131:2089   
 132:958     133:422     134:1806    135:353     136:892     137:972    
 138:2704    139:1673    140:1268    141:1345    142:1493    143:1583   
 144:996     145:342     146:2002    147:1604    148:2472    149:2218   
 150:914     151:1188    152:2001    153:565     154:4998    155:1376   
 156:1862    157:1349    158:1096    159:2280    160:2670    161:1580   
 162:3558    163:1632    164:1674    165:1935    166:1083    167:1736   
 168:4044    169:968     170:4849    171:912     172:3659    173:2987   
 174:1098    175:1255    176:3899    177:5487    178:3643    179:2496   
 180:2648    181:3541    182:3431    183:2040    184:2338    185:20857  
 186:5053    187:4399    188:4298    189:4019    190:9401    191:1772   
 192:11006   193:9006    194:7555    195:5414    196:3596    197:2864   
 198:6051    199:6142    200:8223    201:6184    202:11031   203:10726  
 204:4624    205:3725    206:4412    207:3515    208:4185    209:5001   
 210:4718    211:2654    212:4380    213:3737    214:1092    215:59     
 216:6815    217:3011    218:1338    219:623     220:2010    221:971    
 222:858     223:2189   

End of report


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