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

REN Routing Table Report cscora at frr.nsrc.org
Fri Dec 3 21:39:43 UTC 2021


Global R&E Routing Table Report   21:35 GMT Fri 03 Dec, 2021

  BGP Table (Global) as seen at USP.

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

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

BGP routing table entries examined:                              882051
    Prefixes after maximum aggregation (per Origin AS):          333525
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421728
Total ASes present in the Internet Routing Table:                 72380
    Prefixes per ASN:                                             12.19
Origin-only ASes present in the Internet Routing Table:           62164
Origin ASes announcing only one prefix:                           25613
Transit ASes present in the Internet Routing Table:               10216
Transit-only ASes present in the Internet Routing Table:            373
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1177
    Number of instances of unregistered ASNs:                      1179
Number of 32-bit ASNs allocated by the RIRs:                      37976
Number of 32-bit ASNs visible in the Routing Table:               31493
Prefixes from 32-bit ASNs in the Routing Table:                  146122
Number of bogon 32-bit ASNs visible in the Routing Table:            48
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            855
Number of addresses announced to Internet:                   3073509120
    Equivalent to 183 /8s, 50 /16s and 7 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      297621

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

Prefixes being announced by APNIC Region ASes:                   231948
    Total APNIC prefixes after maximum aggregation:               64549
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          227411
    Unique aggregates announced from the APNIC address blocks:    92864
APNIC Region origin ASes present in the Internet Routing Table:   12085
    APNIC Prefixes per ASN:                                       18.82
APNIC Region origin ASes announcing only one prefix:               3439
APNIC Region transit ASes present in the Internet Routing Table:   1698
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7292
Number of APNIC addresses announced to Internet:              773609984
    Equivalent to 46 /8s, 28 /16s and 90 /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, 131072-151865
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:                    256260
    Total ARIN prefixes after maximum aggregation:               118107
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255901
    Unique aggregates announced from the ARIN address blocks:    122133
ARIN Region origin ASes present in the Internet Routing Table:    18941
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6862
ARIN Region transit ASes present in the Internet Routing Table:    1939
Average ARIN Region AS path length visible:                         5.2
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4240
Number of ARIN addresses announced to Internet:              1301082880
    Equivalent to 77 /8s, 140 /16s and 243 /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:                    252004
    Total RIPE prefixes after maximum aggregation:               117748
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           248142
    Unique aggregates announced from the RIPE address blocks:    147058
RIPE Region origin ASes present in the Internet Routing Table:    28153
    RIPE Prefixes per ASN:                                         8.81
RIPE Region origin ASes announcing only one prefix:               12131
RIPE Region transit ASes present in the Internet Routing Table:    3920
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10562
Number of RIPE addresses announced to Internet:               713570560
    Equivalent to 42 /8s, 136 /16s and 57 /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:                  113399
    Total LACNIC prefixes after maximum aggregation:              27063
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         114241
    Unique aggregates announced from the LACNIC address blocks:   47593
LACNIC Region origin ASes present in the Internet Routing Table:  10811
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2629
LACNIC Region transit ASes present in the Internet Routing Table:  2146
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:  8489
Number of LACNIC addresses announced to Internet:             176357376
    Equivalent to 10 /8s, 131 /16s and 0 /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:                  27263
    Total AfriNIC prefixes after maximum aggregation:              5293
    AfriNIC Deaggregation factor:                                  5.15
Prefixes being announced from the AfriNIC address blocks:         35500
    Unique aggregates announced from the AfriNIC address blocks:  11299
AfriNIC Region origin ASes present in the Internet Routing Table:  1581
    AfriNIC Prefixes per ASN:                                     22.45
AfriNIC Region origin ASes announcing only one prefix:              552
AfriNIC Region transit ASes present in the Internet Routing Table:  320
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       37
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  910
Number of AfriNIC addresses announced to Internet:            108343552
    Equivalent to 6 /8s, 117 /16s and 49 /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        8740       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5853        787     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4629       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3588       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3484       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3240       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11374     575  KIXS-AS-KR Korea Telecom, KR
  9498        2188        476     239  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2136       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2121        429     203  TATACOMM-AS TATA Communications formerl

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        6024      10030    2578  AMAZON-02, US
 11492        4593        304     819  CABLEONE, US
 22773        4019       3068     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3674       1892    2554  AKAMAI-AS, US
  6327        3389       1318      63  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2605        374     127  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5043     434  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2236       3032     502  CHARTER-20115, 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        7935       1061    3416  TTNET, TR
 12479        6858       1733     150  UNI2-AS, ES
 20940        3873       3197     547  AKAMAI-ASN1, NL
  8551        3455        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2908       2279     898  ROSTELECOM-AS, RU
  9009        2572        264    1351  M247, GB
 34984        2204        355     598  TELLCOM-AS, TR
 58224        1753        917     576  TCI, IR
 61317        1651        214     926  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       10644       3450     583  Uninet S.A. de C.V., MX
 10620        3254        491     829  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1623        286     456  Mega Cable, S.A. de C.V., MX
  6503        1435        355     522  Axtel, S.A.B. de C.V., MX
 28573        1373       2317     261  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1133       2350     136  TIM SA, BR
  6147        1089        370      21  Telefonica del Peru S.A.A., PE
 11664         981        189     442  Techtel LMDS Comunicaciones Interactiva

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        1625        393      21  LINKdotNET-AS, EG
 24835        1549        499      32  RAYA-AS, EG
 36992        1287       1430     268  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         825         68      11  ORANGE-COTE-IVOIRE, CI
 36935         704        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         517         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
 23889         428        232      16  MauritiusTelecom, MU

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       10644       3450     583  Uninet S.A. de C.V., MX
  9808        8740       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        7935       1061    3416  TTNET, TR
 12479        6858       1733     150  UNI2-AS, ES
 16509        6024      10030    2578  AMAZON-02, US
  7545        5853        787     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4629       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4593        304     819  CABLEONE, US
 22773        4019       3068     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US

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        8740         8692  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6858         6708  UNI2-AS, ES
  7545        5853         5177  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4629         4556  ERX-CERNET-BKB China Education and Research Net
 47331        7935         4519  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4593         3774  CABLEONE, US
 22773        4019         3645  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3588         3569  VIETEL-AS-AP Viettel Group, VN
 16509        6024         3446  AMAZON-02, US

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
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, 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
      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
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.170.250.0/24      Origin:    210907  PEACEWEB-AS This AS Number is used by Pe
23.170.250.0/24     Transit:     47869  NETROUTING-AS, NL
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE

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      /12:306     
/13:596     /14:1210    /15:2078    /16:13556   /17:8297    /18:13924   
/19:25265   /20:43223   /21:51980   /22:108284  /23:95162   /24:518000  
/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        7136        7935  TTNET, TR
 12479        5789        6858  UNI2-AS, ES
  8151        4459       10644  Uninet S.A. de C.V., MX
 11492        3546        4593  CABLEONE, US
  6327        3199        3389  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        2989        4019  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2919        3455  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2260        2605  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1892      2:1211      3:147       4:18        5:3712      6:100    
   7:5         8:1527      9:1        11:172      12:1706     13:409    
  14:2293     15:133      16:32       17:374      18:130      20:142    
  21:4        22:188      23:5323     24:2364     25:4        27:2640   
  29:19       31:2374     32:104      34:1        35:48       36:1725   
  37:3929     38:2382     39:659      40:150      41:3881     42:1038   
  43:2106     44:296      45:15673    46:3676     47:321      49:1627   
  50:1885     51:104      52:1346     54:290      55:718      56:4      
  57:59       58:1791     59:1114     60:940      61:2253     62:2399   
  63:1955     64:5408     65:2348     66:4914     67:2933     68:1186   
  69:4145     70:1344     71:683      72:3096     74:2617     75:1502   
  76:710      77:2138     78:3830     79:2714     80:1880     81:1627   
  82:1411     83:1178     84:1300     85:3559     86:701      87:1897   
  88:2608     89:3121     90:480      91:7490     92:1886     93:2582   
  94:3219     95:4531     96:1294     97:343      98:984      99:899    
 100:76      101:1069    102:1832    103:27632   104:4077    105:429    
 106:844     107:2382    108:754     109:4006    110:2067    111:3093   
 112:1963    113:1477    114:1547    115:2120    116:1865    117:2475   
 118:2311    119:1890    120:1581    121:1074    122:2535    123:2168   
 124:1545    125:2063    128:1578    129:1114    130:913     131:2078   
 132:777     133:364     134:1920    135:286     136:795     137:1005   
 138:2464    139:1217    140:817     141:1317    142:1228    143:1369   
 144:1255    145:330     146:1711    147:1473    148:2249    149:1580   
 150:860     151:1065    152:1656    153:520     154:3368    155:1351   
 156:1839    157:1194    158:987     159:2027    160:2336    161:1273   
 162:3415    163:1188    164:1663    165:1522    166:615     167:1700   
 168:3646    169:686     170:4305    171:809     172:2872    173:3052   
 174:1008    175:1152    176:3431    177:4493    178:3010    179:1967   
 180:2340    181:2655    182:3116    183:1924    184:2412    185:19081  
 186:4274    187:3524    188:3496    189:3092    190:8824    191:1327   
 192:11029   193:8465    194:6904    195:4969    196:2929    197:2349   
 198:6006    199:6005    200:7420    201:5677    202:10571   203:10221  
 204:4510    205:3374    206:3825    207:3368    208:4008    209:4638   
 210:4256    211:2415    212:3905    213:3409    214:1160    215:62     
 216:6405    217:2589    218:1212    219:597     220:2046    221:986    
 222:854     223:2094   

End of report


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