[REN-BGP-stats-all] Global R&E Routing Table Report - RENU view

REN Routing Table Report cscora at frr.nsrc.org
Sun Oct 17 18:39:52 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sun 17 Oct, 2021

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              856380
    Prefixes after maximum aggregation (per Origin AS):          326727
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      418474
Total ASes present in the Internet Routing Table:                 72076
    Prefixes per ASN:                                             11.88
Origin-only ASes present in the Internet Routing Table:           61885
Origin ASes announcing only one prefix:                           25501
Transit ASes present in the Internet Routing Table:               10191
Transit-only ASes present in the Internet Routing Table:            357
Average AS path length visible in the Internet Routing Table:       5.5
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               962
    Number of instances of unregistered ASNs:                       963
Number of 32-bit ASNs allocated by the RIRs:                      37545
Number of 32-bit ASNs visible in the Routing Table:               31154
Prefixes from 32-bit ASNs in the Routing Table:                  142316
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            439
Number of addresses announced to Internet:                   3070591488
    Equivalent to 183 /8s, 5 /16s and 130 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      290037

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

Prefixes being announced by APNIC Region ASes:                   217470
    Total APNIC prefixes after maximum aggregation:               63812
    APNIC Deaggregation factor:                                    3.41
Prefixes being announced from the APNIC address blocks:          212955
    Unique aggregates announced from the APNIC address blocks:    91878
APNIC Region origin ASes present in the Internet Routing Table:   11976
    APNIC Prefixes per ASN:                                       17.78
APNIC Region origin ASes announcing only one prefix:               3418
APNIC Region transit ASes present in the Internet Routing Table:   1692
Average APNIC Region AS path length visible:                        5.9
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7180
Number of APNIC addresses announced to Internet:              772079872
    Equivalent to 46 /8s, 5 /16s and 1 /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, 131072-147769
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:                    253975
    Total ARIN prefixes after maximum aggregation:               116779
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           253941
    Unique aggregates announced from the ARIN address blocks:    121711
ARIN Region origin ASes present in the Internet Routing Table:    18906
    ARIN Prefixes per ASN:                                        13.43
ARIN Region origin ASes announcing only one prefix:                6859
ARIN Region transit ASes present in the Internet Routing Table:    1930
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4158
Number of ARIN addresses announced to Internet:              1301420032
    Equivalent to 77 /8s, 146 /16s and 24 /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:                    241908
    Total RIPE prefixes after maximum aggregation:               113396
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           237999
    Unique aggregates announced from the RIPE address blocks:    145929
RIPE Region origin ASes present in the Internet Routing Table:    28086
    RIPE Prefixes per ASN:                                         8.47
RIPE Region origin ASes announcing only one prefix:               12094
RIPE Region transit ASes present in the Internet Routing Table:    3934
Average RIPE Region AS path length visible:                         5.2
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10471
Number of RIPE addresses announced to Internet:               712019968
    Equivalent to 42 /8s, 112 /16s and 144 /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:                  111609
    Total LACNIC prefixes after maximum aggregation:              26697
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112514
    Unique aggregates announced from the LACNIC address blocks:   47460
LACNIC Region origin ASes present in the Internet Routing Table:  10778
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              2614
LACNIC Region transit ASes present in the Internet Routing Table:  2119
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8448
Number of LACNIC addresses announced to Internet:             176602624
    Equivalent to 10 /8s, 134 /16s and 190 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-272796 + 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:                  30456
    Total AfriNIC prefixes after maximum aggregation:              5322
    AfriNIC Deaggregation factor:                                  5.72
Prefixes being announced from the AfriNIC address blocks:         38532
    Unique aggregates announced from the AfriNIC address blocks:  11125
AfriNIC Region origin ASes present in the Internet Routing Table:  1568
    AfriNIC Prefixes per ASN:                                     24.57
AfriNIC Region origin ASes announcing only one prefix:              516
AfriNIC Region transit ASes present in the Internet Routing Table:  314
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       34
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  897
Number of AfriNIC addresses announced to Internet:            108157952
    Equivalent to 6 /8s, 114 /16s and 92 /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
  7545        5853        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5198       8999      54  CMNET-GD Guangdong Mobile Communication
  7552        3624       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3029       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2162        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2129        429     203  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1973        834     377  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        5801       9989    2518  AMAZON-02, US
 11492        4675        309     786  CABLEONE, US
 22773        4087       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3640       1883    2536  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
 30036        2582        374     209  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2531       5027     450  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       3032     504  CHARTER-20115, US
  7018        2237      24164    1430  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6845       1726     143  UNI2-AS, ES
 20940        3874       3210     545  AKAMAI-ASN1, NL
  8551        3290        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2495        259    1316  M247, GB
 34984        2240        358     602  TELLCOM-AS, TR
 58224        1693        903     579  TCI, IR
 61317        1664        242     924  ASDETUK www.heficed.com, GB
 13188        1610        100      27  TRIOLAN, UA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8879       3459     573  Uninet S.A. de C.V., MX
 10620        3415        520     717  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1671        330     465  Mega Cable, S.A. de C.V., MX
  6503        1523        359     478  Axtel, S.A.B. de C.V., MX
 28573        1449       2307     250  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1118       2351     135  TIM SA, BR
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11172         957        111      70  Alestra, S. de R.L. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1936        326      60  Telkom-Internet, ZA
 24863        1603        393      21  LINKdotNET-AS, EG
 24835        1529        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         799         68      11  ORANGE-COTE-IVOIRE, CI
 36935         631        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         515         50      31  WANANCHI-, KE
 37342         471         32       1  MOVITEL, MZ

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8879       3459     573  Uninet S.A. de C.V., MX
 12479        6845       1726     143  UNI2-AS, ES
  7545        5853        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5801       9989    2518  AMAZON-02, US
  9808        5198       8999      54  CMNET-GD Guangdong Mobile Communication
 11492        4675        309     786  CABLEONE, US
 22773        4087       3057     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3874       3210     545  AKAMAI-ASN1, NL
 16625        3640       1883    2536  AKAMAI-AS, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 12479        6845         6702  UNI2-AS, ES
  7545        5853         5171  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5198         5144  CMNET-GD Guangdong Mobile Communication Co.Ltd.
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4675         3889  CABLEONE, US
 22773        4087         3711  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3624         3605  VIETEL-AS-AP Viettel Group, VN
  7713        3504         3448  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 20940        3874         3329  AKAMAI-ASN1, NL
  6327        3370         3302  SHAW, CA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     46990  UNALLOCATED  8.5.242.0/23               174  COGENT-174, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:     15164  UPNLLC, 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/RENU/data-add-IANA

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:40      /11:99      /12:300     
/13:595     /14:1211    /15:2080    /16:13577   /17:8239    /18:13859   
/19:24969   /20:40719   /21:49700   /22:105830  /23:91560   /24:503573  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        5806        6845  UNI2-AS, ES
 11492        3616        4675  CABLEONE, US
  8151        3270        8879  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3017        4087  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2755        3290  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2235        2582  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1931        2498  Instituto Costarricense de Electricidad y Telec

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

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

   1:1784      2:1053      3:145       4:19        5:3655      6:85     
   7:5         8:1537      9:1        11:172      12:1717     13:410    
  14:2249     15:115      16:24       17:370      18:123      20:130    
  21:4        22:188      23:5170     24:2432     25:2        27:2549   
  29:19       31:2369     32:112      34:1        35:47       36:1572   
  37:3907     38:2300     39:570      40:151      41:4264     42:886    
  43:2033     44:294      45:15489    46:3669     47:320      49:1664   
  50:1835     51:100      52:1304     54:280      55:739      56:4      
  57:57       58:1574     59:1046     60:933      61:2141     62:2345   
  63:1962     64:5360     65:2358     66:4943     67:2865     68:1165   
  69:4123     70:1360     71:678      72:3158     74:2624     75:1495   
  76:695      77:2042     78:1736     79:2632     80:1870     81:1535   
  82:1384     83:1165     84:1283     85:2830     86:727      87:1862   
  88:977      89:3043     90:505      91:7390     92:1830     93:2575   
  94:3138     95:3547     96:1298     97:347      98:979      99:951    
 100:75      101:1039    102:1890    103:27106   104:4060    105:2025   
 106:824     107:2374    108:734     109:3869    110:1916    111:2714   
 112:1887    113:1263    114:1453    115:1909    116:1832    117:2209   
 118:2149    119:1835    120:1100    121:979     122:2496    123:2143   
 124:1539    125:1871    128:1379    129:1366    130:905     131:2030   
 132:776     133:362     134:1861    135:317     136:786     137:858    
 138:2407    139:1196    140:760     141:1269    142:1198    143:1375   
 144:1267    145:326     146:1554    147:1422    148:2219    149:1491   
 150:830     151:1087    152:1665    153:429     154:3176    155:1323   
 156:1754    157:1182    158:1000    159:2041    160:2370    161:1241   
 162:3345    163:1086    164:1649    165:1497    166:584     167:1654   
 168:3649    169:707     170:4329    171:806     172:2755    173:2943   
 174:1000    175:1113    176:3345    177:4558    178:3011    179:1928   
 180:2248    181:2682    182:3078    183:1543    184:2416    185:18977  
 186:4232    187:3189    188:3443    189:2908    190:8685    191:1318   
 192:10703   193:8391    194:6861    195:4887    196:3043    197:2656   
 198:6025    199:5935    200:7344    201:5493    202:10097   203:10043  
 204:4504    205:3381    206:4051    207:3348    208:3998    209:4730   
 210:3959    211:2243    212:3760    213:3387    214:1162    215:61     
 216:6391    217:2720    218:1072    219:459     220:1910    221:920    
 222:671     223:1781   

End of report


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