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

REN Routing Table Report cscora at frr.nsrc.org
Fri Oct 1 21:34:19 UTC 2021


Global R&E Routing Table Report   21:30 GMT Fri 01 Oct, 2021

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

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

BGP routing table entries examined:                              868923
    Prefixes after maximum aggregation (per Origin AS):          328166
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      415930
Total ASes present in the Internet Routing Table:                 72028
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           61915
Origin ASes announcing only one prefix:                           25495
Transit ASes present in the Internet Routing Table:               10113
Transit-only ASes present in the Internet Routing Table:            349
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      40
    Max AS path prepend of ASN ( 37447)                              35
Prefixes from unregistered ASNs in the Routing Table:              1199
    Number of instances of unregistered ASNs:                      1205
Number of 32-bit ASNs allocated by the RIRs:                      37385
Number of 32-bit ASNs visible in the Routing Table:               31022
Prefixes from 32-bit ASNs in the Routing Table:                  141901
Number of bogon 32-bit ASNs visible in the Routing Table:            54
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            473
Number of addresses announced to Internet:                   3069151232
    Equivalent to 182 /8s, 239 /16s and 136 /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:      293720

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

Prefixes being announced by APNIC Region ASes:                   227948
    Total APNIC prefixes after maximum aggregation:               63813
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223589
    Unique aggregates announced from the APNIC address blocks:    91691
APNIC Region origin ASes present in the Internet Routing Table:   11963
    APNIC Prefixes per ASN:                                       18.69
APNIC Region origin ASes announcing only one prefix:               3404
APNIC Region transit ASes present in the Internet Routing Table:   1672
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7145
Number of APNIC addresses announced to Internet:              772750336
    Equivalent to 46 /8s, 15 /16s and 60 /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:                    252745
    Total ARIN prefixes after maximum aggregation:               115650
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           252656
    Unique aggregates announced from the ARIN address blocks:    120273
ARIN Region origin ASes present in the Internet Routing Table:    18893
    ARIN Prefixes per ASN:                                        13.37
ARIN Region origin ASes announcing only one prefix:                6866
ARIN Region transit ASes present in the Internet Routing Table:    1932
Average ARIN Region AS path length visible:                         5.2
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4129
Number of ARIN addresses announced to Internet:              1300163840
    Equivalent to 77 /8s, 126 /16s and 237 /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:                    249077
    Total RIPE prefixes after maximum aggregation:               116084
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           245273
    Unique aggregates announced from the RIPE address blocks:    145277
RIPE Region origin ASes present in the Internet Routing Table:    28043
    RIPE Prefixes per ASN:                                         8.75
RIPE Region origin ASes announcing only one prefix:               12058
RIPE Region transit ASes present in the Internet Routing Table:    3890
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10427
Number of RIPE addresses announced to Internet:               711331840
    Equivalent to 42 /8s, 102 /16s and 16 /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:                  111391
    Total LACNIC prefixes after maximum aggregation:              26633
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112304
    Unique aggregates announced from the LACNIC address blocks:   47238
LACNIC Region origin ASes present in the Internet Routing Table:  10784
    LACNIC Prefixes per ASN:                                      10.41
LACNIC Region origin ASes announcing only one prefix:              2626
LACNIC Region transit ASes present in the Internet Routing Table:  2125
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8445
Number of LACNIC addresses announced to Internet:             176382208
    Equivalent to 10 /8s, 131 /16s and 97 /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:                  26563
    Total AfriNIC prefixes after maximum aggregation:              5190
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         34627
    Unique aggregates announced from the AfriNIC address blocks:  11030
AfriNIC Region origin ASes present in the Internet Routing Table:  1546
    AfriNIC Prefixes per ASN:                                     22.40
AfriNIC Region origin ASes announcing only one prefix:              541
AfriNIC Region transit ASes present in the Internet Routing Table:  310
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  876
Number of AfriNIC addresses announced to Internet:            108189440
    Equivalent to 6 /8s, 114 /16s and 215 /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        8354       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5824        786     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3885       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3611       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3516       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3002       1897      56  VNPT-AS-VN VNPT Corp, VN
  4766        2246      11373     572  KIXS-AS-KR Korea Telecom, KR
  9498        2171        472     238  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2128        438     203  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        5660       9781    2492  AMAZON-02, US
 11492        4705        311     751  CABLEONE, US
 22773        4034       3066     324  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3947        264      30  VIASAT-SP-BACKBONE, US
 16625        3606       1861    2521  AKAMAI-AS, US
  6327        3369       1318      66  SHAW, CA
 30036        2590        374     161  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2531       5028     451  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       3032     505  CHARTER-20115, US
  7018        2234      24176    1428  ATT-INTERNET4, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        8288       1099    3277  TTNET, TR
 12479        6860       1726     143  UNI2-AS, ES
 20940        3843       3197     560  AKAMAI-ASN1, NL
  8551        3291        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2885       2279     894  ROSTELECOM-AS, RU
  9009        2500        259    1317  M247, GB
 34984        2230        358     602  TELLCOM-AS, TR
 58224        1667        897     579  TCI, IR
 61317        1632        255     913  ASDETUK www.heficed.com, GB

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8866       3457     570  Uninet S.A. de C.V., MX
 10620        3412        520     696  Telmex Colombia S.A., CO
 11830        2495        369      62  Instituto Costarricense de Electricidad
 13999        1685        346     460  Mega Cable, S.A. de C.V., MX
  6503        1516        359     477  Axtel, S.A.B. de C.V., MX
 28573        1447       2307     241  CLARO S.A., BR
  3816        1241        652     151  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1148       2351     136  TIM SA, BR
  6147        1089        370      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/USP/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1639        393      21  LINKdotNET-AS, EG
 24835        1549        503      32  RAYA-AS, EG
 36992        1283       1417     269  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         799         68      11  ORANGE-COTE-IVOIRE, CI
  6713         611       1863      34  IAM-AS, MA
 36935         607        522      40  Vodafone-, EG
 15399         505         50      30  WANANCHI-, KE
 37342         471         32       1  MOVITEL, MZ
  2018         338        319      73  TENET-1, ZA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8866       3457     570  Uninet S.A. de C.V., MX
  9808        8354       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8288       1099    3277  TTNET, TR
 12479        6860       1726     143  UNI2-AS, ES
  7545        5824        786     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5660       9781    2492  AMAZON-02, US
 11492        4705        311     751  CABLEONE, US
 22773        4034       3066     324  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3947        264      30  VIASAT-SP-BACKBONE, US
  4538        3885       4192      73  ERX-CERNET-BKB China Education and Rese

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

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

   ASN  No of nets  Net Savings  Description
  9808        8354         8306  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6860         6717  UNI2-AS, ES
  7545        5824         5151  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8288         5011  TTNET, TR
 11492        4705         3954  CABLEONE, US
  7155        3947         3917  VIASAT-SP-BACKBONE, US
  4538        3885         3812  ERX-CERNET-BKB China Education and Research Net
 22773        4034         3710  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3611         3592  VIETEL-AS-AP Viettel Group, VN
  7713        3516         3460  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
0.0.0.0/0                  7575  AARNET-AS-AP Australian Academic and Research N
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/USP/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:      7575  AARNET-AS-AP Australian Academic and Res
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:       174  COGENT-174, US
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/USP/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        /8:16       /9:13      /10:41      /11:99      /12:305     
/13:597     /14:1211    /15:2074    /16:13586   /17:8231    /18:13920   
/19:25251   /20:42172   /21:51230   /22:106822  /23:93071   /24:510283  
/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
 47331        7452        8288  TTNET, TR
 12479        5812        6860  UNI2-AS, ES
 11492        3644        4705  CABLEONE, US
  8151        3240        8866  Uninet S.A. de C.V., MX
  6327        3177        3369  SHAW, CA
  7155        3037        3947  VIASAT-SP-BACKBONE, US
 22773        2986        4034  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2756        3291  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2243        2590  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1913      2:1071      3:145       4:20        5:3714      6:85     
   7:5         8:1518      9:1        11:172      12:1711     13:393    
  14:2230     15:113      16:24       17:364      18:120      20:126    
  21:4        22:188      23:5141     24:2447     25:2        27:2618   
  29:19       31:2323     32:109      34:1        35:47       36:1662   
  37:3922     38:2261     39:594      40:167      41:3820     42:1018   
  43:2083     44:289      45:15514    46:3721     47:320      48:5      
  49:1646     50:1821     51:99       52:1284     54:247      55:748    
  56:4        57:58       58:1796     59:1098     60:931      61:2175   
  62:2277     63:1965     64:5372     65:2362     66:4965     67:2893   
  68:1161     69:4122     70:1361     71:683      72:3149     74:2624   
  75:1490     76:693      77:2017     78:3839     79:2619     80:1874   
  81:1669     82:1377     83:1155     84:1291     85:3624     86:714    
  87:1853     88:2727     89:2996     90:507      91:7387     92:1847   
  93:2552     94:3155     95:4496     96:1298     97:346      98:975    
  99:958     100:75      101:1054    102:1727    103:27119   104:4016   
 105:438     106:818     107:2343    108:729     109:3878    110:1937   
 111:3074    112:1942    113:1295    114:1474    115:2113    116:1811   
 117:2418    118:2248    119:1886    120:1522    121:1061    122:2530   
 123:2166    124:1539    125:1937    128:1345    129:1336    130:895    
 131:2033    132:773     133:362     134:1861    135:315     136:785    
 137:1001    138:2424    139:1198    140:759     141:1230    142:1204   
 143:1371    144:1269    145:325     146:1553    147:1415    148:2188   
 149:1503    150:834     151:1088    152:1645    153:506     154:3104   
 155:1338    156:1867    157:1232    158:1003    159:2039    160:2376   
 161:1255    162:3369    163:1110    164:1557    165:1460    166:581    
 167:1693    168:3660    169:687     170:4352    171:806     172:2747   
 173:2944    174:1002    175:1132    176:3317    177:4474    178:3005   
 179:1919    180:2333    181:2663    182:3075    183:1908    184:2424   
 185:18896   186:4270    187:3144    188:3392    189:2897    190:8713   
 191:1329    192:10710   193:8357    194:6832    195:4874    196:2900   
 197:2123    198:6016    199:5934    200:7332    201:5486    202:10435  
 203:10255   204:4503    205:3377    206:3791    207:3368    208:4021   
 209:4743    210:4201    211:2354    212:3788    213:3391    214:1169   
 215:64      216:6384    217:2603    218:1184    219:585     220:2002   
 221:978     222:848     223:1934   

End of report


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