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

REN Routing Table Report cscora at frr.nsrc.org
Sun Jul 23 22:42:28 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sun 23 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:                              977268
    Prefixes after maximum aggregation (per Origin AS):          357866
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451126
Total ASes present in the Internet Routing Table:                 74841
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64238
Origin ASes announcing only one prefix:                           25838
Transit ASes present in the Internet Routing Table:               10603
Transit-only ASes present in the Internet Routing Table:            447
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.7
    Max AS path length visible:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1356
    Number of instances of unregistered ASNs:                      1358
Number of 32-bit ASNs allocated by the RIRs:                      42285
Number of 32-bit ASNs visible in the Routing Table:               34956
Prefixes from 32-bit ASNs in the Routing Table:                  181725
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:            720
Number of addresses announced to Internet:                   3057929638
    Equivalent to 182 /8s, 68 /16s and 77 /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:      335399

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

Prefixes being announced by APNIC Region ASes:                   255735
    Total APNIC prefixes after maximum aggregation:               70913
    APNIC Deaggregation factor:                                    3.61
Prefixes being announced from the APNIC address blocks:          249316
    Unique aggregates announced from the APNIC address blocks:    97369
APNIC Region origin ASes present in the Internet Routing Table:   13609
    APNIC Prefixes per ASN:                                       18.32
APNIC Region origin ASes announcing only one prefix:               3975
APNIC Region transit ASes present in the Internet Routing Table:   1833
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8896
Number of APNIC addresses announced to Internet:              776789600
    Equivalent to 46 /8s, 76 /16s and 222 /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:                    280371
    Total ARIN prefixes after maximum aggregation:               125184
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282110
    Unique aggregates announced from the ARIN address blocks:    130869
ARIN Region origin ASes present in the Internet Routing Table:    19131
    ARIN Prefixes per ASN:                                        14.75
ARIN Region origin ASes announcing only one prefix:                6962
ARIN Region transit ASes present in the Internet Routing Table:    1894
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4821
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:                    279395
    Total RIPE prefixes after maximum aggregation:               126374
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275159
    Unique aggregates announced from the RIPE address blocks:    160040
RIPE Region origin ASes present in the Internet Routing Table:    28438
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               11984
RIPE Region transit ASes present in the Internet Routing Table:    3961
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11300
Number of RIPE addresses announced to Internet:               717151966
    Equivalent to 42 /8s, 190 /16s and 222 /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:              28611
    LACNIC Deaggregation factor:                                   4.43
Prefixes being announced from the LACNIC address blocks:         126290
    Unique aggregates announced from the LACNIC address blocks:   49609
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:              2339
LACNIC Region transit ASes present in the Internet Routing Table:  2384
Average LACNIC Region AS path length visible:                       4.9
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8814
Number of LACNIC addresses announced to Internet:             178557216
    Equivalent to 10 /8s, 164 /16s and 145 /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:                  33569
    Total AfriNIC prefixes after maximum aggregation:              5967
    AfriNIC Deaggregation factor:                                  5.63
Prefixes being announced from the AfriNIC address blocks:         43672
    Unique aggregates announced from the AfriNIC address blocks:  12634
AfriNIC Region origin ASes present in the Internet Routing Table:  1782
    AfriNIC Prefixes per ASN:                                     24.51
AfriNIC Region origin ASes announcing only one prefix:              578
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:                      129
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1125
Number of AfriNIC addresses announced to Internet:            107442688
    Equivalent to 6 /8s, 103 /16s and 114 /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        9665       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5684        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4247        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4079       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3706       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3589       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3052        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2454        835     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2310      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        8768      10932    3123  AMAZON-02, US
 11492        4524        300     619  CABLEONE, US
  7155        4198        290     102  VIASAT-SP-BACKBONE, US
 22773        3650       3060     274  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   174        3485       6656     612  COGENT-174, US
 16625        3226       1590    2389  AKAMAI-AS, US
   749        3140      54962    2392  DNIC-AS-00749, US
   367        2758       3752    1319  DNIC-ASBLK-00306-00371, US
396982        2678       3595     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        8305       1142    3249  TTNET, TR
 12479        7307       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4147       3400     194  AKAMAI-ASN1, NL
  8551        3462        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2673        248    1386  M247, RO
  5384        2468        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2452       1852      15  TE-AS TE-AS, EG
 34984        2358        365     602  TELLCOM-AS, TR

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11787       3380     594  UNINET, MX
 10620        3529        507     836  Telmex Colombia S.A., CO
 13999        2410        361     631  Mega Cable, S.A. de C.V., MX
 11830        2052        369      64  Instituto Costarricense de Electricidad
 28573        1320       2323     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1301        344     512  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1106        177     433  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        1606        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1330       1518     283  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1052         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         532         82       3  KENET-AS, KE
 37342         507         32       1  MOVITEL, MZ

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11787       3380     594  UNINET, MX
  9808        9665       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8768      10932    3123  AMAZON-02, US
 47331        8305       1142    3249  TTNET, TR
 12479        7307       1706     141  UNI2-AS, ES
  7545        5684        784     690  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        4524        300     619  CABLEONE, US
 18403        4247        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        9665         9570  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7307         7166  UNI2-AS, ES
 16509        8768         5645  AMAZON-02, US
 47331        8305         5056  TTNET, TR
  7545        5684         4994  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        4247         4222  FPT-AS-AP FPT Telecom Company, VN
  7155        4198         4096  VIASAT-SP-BACKBONE, US
 45899        4079         4028  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              3356  LEVEL3, 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             3356  LEVEL3, 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      /11:102     /12:297     
/13:576     /14:1213    /15:2159    /16:13661   /17:8543    /18:14762   
/19:25853   /20:45966   /21:54734   /22:114291  /23:106831  /24:585198  
/25:489     /26:616     /27:1030    /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        8305  TTNET, TR
 12479        6394        7307  UNI2-AS, ES
  8151        5688       11787  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3432        4524  CABLEONE, US
  6327        3335        3526  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2930        3462  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2710        3650  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2170        2515  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2240      2:1495      3:243       4:8         5:4713      6:131    
   7:6         8:1627      9:1        11:172      12:1526     13:370    
  14:2400     15:301      16:198      17:385      18:571      20:290    
  21:4        22:188      23:6449     24:3028     25:4        27:2623   
  29:19       31:2685     32:97       34:26       35:116      36:1995   
  37:4808     38:6102     39:836      40:153      41:4643     42:2043   
  43:2445     44:312      45:17430    46:4561     47:401      49:1783   
  50:1878     51:584      52:1626     54:397      55:983      56:8      
  57:129      58:1971     59:1174     60:992      61:2749     62:2801   
  63:1949     64:5760     65:2356     66:5105     67:3116     68:1352   
  69:4139     70:1412     71:694      72:3070     74:2681     75:1615   
  76:617      77:2583     78:3954     79:3004     80:2175     81:2052   
  82:1571     83:1340     84:1565     85:3805     86:868      87:2301   
  88:2881     89:3966     90:621      91:7968     92:2131     93:2636   
  94:3789     95:5133     96:1345     97:334      98:1192     99:734    
 100:128     101:1361    102:3224    103:32463   104:4597    105:1942   
 106:957     107:2576    108:1093    109:4340    110:2177    111:3179   
 112:2129    113:1804    114:1661    115:2144    116:1938    117:2597   
 118:2688    119:2082    120:1873    121:1191    122:2729    123:2265   
 124:1659    125:2523    128:1510    129:1118    130:1064    131:2061   
 132:960     133:422     134:1808    135:353     136:895     137:976    
 138:2675    139:1669    140:1267    141:1344    142:1500    143:1572   
 144:996     145:342     146:1995    147:1627    148:2463    149:2232   
 150:913     151:1187    152:1996    153:570     154:5002    155:1389   
 156:1916    157:1353    158:1108    159:2281    160:2677    161:1578   
 162:3553    163:1630    164:1717    165:1932    166:1085    167:1747   
 168:4031    169:958     170:4850    171:915     172:3669    173:2997   
 174:1053    175:1255    176:3898    177:5431    178:3648    179:2404   
 180:2651    181:3544    182:3438    183:2034    184:2328    185:20881  
 186:5050    187:4451    188:4302    189:4011    190:9375    191:1794   
 192:11017   193:8995    194:7545    195:5433    196:3676    197:2992   
 198:6079    199:6124    200:8200    201:6156    202:11059   203:10726  
 204:4631    205:3687    206:4432    207:3512    208:4185    209:4994   
 210:4718    211:2658    212:4383    213:3736    214:1088    215:60     
 216:6804    217:3008    218:1324    219:623     220:2016    221:967    
 222:872     223:2193   

End of report


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