[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 6 13:46:45 UTC 2023


IPv4 R&E Routing Table Report   13:41 GMT Thu 06 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:                              961750
    Prefixes after maximum aggregation (per Origin AS):          356071
    Deaggregation factor:                                          2.70
    Unique aggregates announced (without unneeded subnets):      356072
Total ASes present in the Internet Routing Table:                 74790
    Prefixes per ASN:                                             12.86
Origin-only ASes present in the Internet Routing Table:           64091
Origin ASes announcing only one prefix:                           25952
Transit ASes present in the Internet Routing Table:               10699
Transit-only ASes present in the Internet Routing Table:            461
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:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1248
    Number of instances of unregistered ASNs:                      1252
Number of 32-bit ASNs allocated by the RIRs:                      42225
Number of 32-bit ASNs visible in the Routing Table:               34883
Prefixes from 32-bit ASNs in the Routing Table:                  176106
Number of bogon 32-bit ASNs visible in the Routing Table:           205
Special use prefixes present in the Routing Table:                   55
Prefixes being announced from unallocated address space:            654
Number of addresses announced to Internet:                   3144359491
    Equivalent to 187 /8s, 107 /16s and 30 /24s
    Percentage of available address space announced:               84.9
    Percentage of allocated address space announced:               84.9
    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:      330607

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

Prefixes being announced by APNIC Region ASes:                   250939
    Total APNIC prefixes after maximum aggregation:               70750
    APNIC Deaggregation factor:                                    3.55
Prefixes being announced from the APNIC address blocks:          244668
    Unique aggregates announced from the APNIC address blocks:    75028
APNIC Region origin ASes present in the Internet Routing Table:   13579
    APNIC Prefixes per ASN:                                       18.02
APNIC Region origin ASes announcing only one prefix:               4005
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:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8869
Number of APNIC addresses announced to Internet:              621629792
    Equivalent to 37 /8s, 13 /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:                    277752
    Total ARIN prefixes after maximum aggregation:               123880
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           279708
    Unique aggregates announced from the ARIN address blocks:     96533
ARIN Region origin ASes present in the Internet Routing Table:    19136
    ARIN Prefixes per ASN:                                        14.62
ARIN Region origin ASes announcing only one prefix:                6996
ARIN Region transit ASes present in the Internet Routing Table:    1953
Average ARIN Region AS path length visible:                         4.6
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4821
Number of ARIN addresses announced to Internet:              1123149376
    Equivalent to 66 /8s, 241 /16s and 230 /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:                    276782
    Total RIPE prefixes after maximum aggregation:               126174
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           272581
    Unique aggregates announced from the RIPE address blocks:    133878
RIPE Region origin ASes present in the Internet Routing Table:    28427
    RIPE Prefixes per ASN:                                         9.59
RIPE Region origin ASes announcing only one prefix:               12020
RIPE Region transit ASes present in the Internet Routing Table:    4019
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11274
Number of RIPE addresses announced to Internet:              1176206941
    Equivalent to 70 /8s, 27 /16s and 126 /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:                  122462
    Total LACNIC prefixes after maximum aggregation:              28547
    LACNIC Deaggregation factor:                                   4.29
Prefixes being announced from the LACNIC address blocks:         121910
    Unique aggregates announced from the LACNIC address blocks:   40766
LACNIC Region origin ASes present in the Internet Routing Table:  11009
    LACNIC Prefixes per ASN:                                      11.07
LACNIC Region origin ASes announcing only one prefix:              2338
LACNIC Region transit ASes present in the Internet Routing Table:  2324
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8803
Number of LACNIC addresses announced to Internet:             146287904
    Equivalent to 8 /8s, 184 /16s and 45 /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:                  32567
    Total AfriNIC prefixes after maximum aggregation:              5930
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         42228
    Unique aggregates announced from the AfriNIC address blocks:   9499
AfriNIC Region origin ASes present in the Internet Routing Table:  1773
    AfriNIC Prefixes per ASN:                                     23.82
AfriNIC Region origin ASes announcing only one prefix:              593
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                      129
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1116
Number of AfriNIC addresses announced to Internet:             76846848
    Equivalent to 4 /8s, 148 /16s and 151 /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        9561       8911      94  CHINAMOBILE-CN China Mobile Communicati
  7545        5657        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4925       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4220        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        3962       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3623       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3510       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3043        498     249  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2431        837     439  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2288      11270     587  KIXS-AS-KR Korea Telecom, KR

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        8686      10889    3133  AMAZON-02, US
 11492        4518        300     615  CABLEONE, US
  7155        4176        288      89  VIASAT-SP-BACKBONE, US
 22773        3644       3060     273  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3521       1319      66  SHAW, CA
   174        3466       6656     603  COGENT-174, US
 16625        3166       1571    2376  AKAMAI-AS, US
   749        3143      54962    2395  DNIC-AS-00749, US
   367        2745       3749    1312  DNIC-ASBLK-00306-00371, US
396982        2670       3593     392  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        8374       1147    3199  TTNET, TR
 12479        7305       1706     141  UNI2-AS, ES
 39891        4890        290      61  ALJAWWALSTC-AS, SA
 20940        4147      265022      83  AKAMAI-ASN1, NL
  8551        3462        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2972       2294     919  ROSTELECOM-AS, RU
  9009        2644        247    1387  M247, RO
  5384        2446        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2350        364     602  TELLCOM-AS, TR
  8452        2208       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       11683       3375     599  UNINET, MX
 10620        3529        507     842  Telmex Colombia S.A., CO
 13999        2355        358     627  Mega Cable, S.A. de C.V., MX
 11830        2103        369      64  Instituto Costarricense de Electricidad
 28573        1308       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1290        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1275        344     512  Axtel, S.A.B. de C.V., MX
  6147        1126        370      22  Telefonica del Peru S.A.A., PE
 11664        1096        177     433  Techtel LMDS Comunicaciones Interactiva
 26615        1036       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        1899        319      51  Telkom-Internet, ZA
 24863        1613        393      19  LINKdotNET-AS, EG
 24835        1409        533      27  RAYA-AS, EG
 36992        1312       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1053         67      46  ORANGE-COTE-IVOIRE, CI
 36935         778        521      44  Vodafone-, EG
  6713         546       1861      34  IAM-AS, MA
 36914         529         82       3  KENET-AS, KE
 15399         520         54      48  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       11683       3375     599  UNINET, MX
  9808        9561       8911      94  CHINAMOBILE-CN China Mobile Communicati
 16509        8686      10889    3133  AMAZON-02, US
 47331        8374       1147    3199  TTNET, TR
 12479        7305       1706     141  UNI2-AS, ES
  7545        5657        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4925       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4890        290      61  ALJAWWALSTC-AS, SA
 11492        4518        300     615  CABLEONE, US
 18403        4220        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        9561         9467  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7305         7164  UNI2-AS, ES
 16509        8686         5553  AMAZON-02, US
 47331        8374         5175  TTNET, TR
  7545        5657         4968  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4925         4850  ERX-CERNET-BKB China Education and Research Net
 39891        4890         4829  ALJAWWALSTC-AS, SA
 18403        4220         4195  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4087  VIASAT-SP-BACKBONE, US
 20940        4147         4064  AKAMAI-ASN1, NL

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
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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
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
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      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        /2:326      /3:70       /4:0        /5:0        /6:0       
 /7:0        /8:17       /9:14      /10:39      /11:103     /12:298     
/13:578     /14:1213    /15:2161    /16:13659   /17:8535    /18:14494   
/19:25461   /20:45880   /21:54015   /22:112724  /23:103513  /24:576009  
/25:377     /26:521     /27:898     /28:68      /29:103     /30:45      
/31:45      /32:583     

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

   ASN  No of nets  Total ann.  Description
 47331        7504        8374  TTNET, TR
 12479        6393        7305  UNI2-AS, ES
  8151        5592       11683  UNINET, MX
 39891        3628        4890  ALJAWWALSTC-AS, SA
 11492        3427        4518  CABLEONE, US
  6327        3333        3521  SHAW, CA
  7155        3122        4176  VIASAT-SP-BACKBONE, US
  8551        2931        3462  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2705        3644  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2152        2497  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2220      2:1483      3:228       4:8         5:4716      6:130    
   7:6         8:1626      9:1        11:172      12:1522     13:385    
  14:2405     15:301      16:196      17:384      18:543      20:278    
  21:4        22:188      23:6402     24:2938     25:6        27:2600   
  29:19       31:2666     32:94       34:23       35:116      36:1995   
  37:4778     38:6055     39:834      40:152      41:4638     42:2023   
  43:2463     44:313      45:17411    46:4545     47:401      49:1779   
  50:1888     51:585      52:1626     54:395      55:978      56:8      
  57:128      58:1969     59:1189     60:993      61:2759     62:2813   
  63:1940     64:5806     65:2362     66:5199     67:3122     68:1386   
  69:4149     70:1419     71:704      72:3079     74:2668     75:1594   
  76:614      77:2590     78:3993     79:3016     80:2180     81:2024   
  82:1591     83:1333     84:1553     85:3829     86:874      87:2288   
  88:2905     89:3920     90:619      91:7944     92:2125     93:2642   
  94:3781     95:5153     96:1348     97:345      98:1179     99:736    
 100:127     101:1332    102:3009    103:31041   104:4501    105:1917   
 106:960     107:2559    108:1080    109:4246    110:2151    111:3148   
 112:2080    113:1768    114:1630    115:2113    116:1898    117:2570   
 118:2647    119:2037    120:1847    121:1174    122:2737    123:2223   
 124:1638    125:2499    128:1490    129:1116    130:1068    131:1945   
 132:928     133:419     134:1776    135:352     136:870     137:960    
 138:2571    139:1645    140:1254    141:1369    142:1468    143:1496   
 144:1035    145:340     146:1960    147:1572    148:2440    149:2219   
 150:899     151:1160    152:1992    153:561     154:4925    155:1393   
 156:1826    157:1322    158:1087    159:2247    160:2626    161:1553   
 162:3429    163:1613    164:1615    165:1905    166:1084    167:1676   
 168:3800    169:941     170:4610    171:875     172:3639    173:2947   
 174:1052    175:1233    176:3844    177:5281    178:3541    179:2368   
 180:2586    181:3406    182:3417    183:1972    184:2320    185:20177  
 186:4819    187:4356    188:4205    189:3996    190:9243    191:1737   
 192:10869   193:8884    194:7498    195:5294    196:3506    197:2770   
 198:5983    199:6025    200:8016    201:5899    202:10774   203:10488  
 204:4568    205:3662    206:4355    207:3454    208:4173    209:4919   
 210:4668    211:2628    212:4359    213:3706    214:1084    215:59     
 216:6700    217:2980    218:1315    219:609     220:1970    221:949    
 222:804     223:2150   

End of report


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