[REN-BGP-stats-all] Global R&E Routing Table Report - AARNET (Brisbane) view

REN Routing Table Report cscora at frr.nsrc.org
Tue Nov 30 21:12:58 UTC 2021


Global R&E Routing Table Report   21:10 GMT Tue 30 Nov, 2021

  BGP Table (Global) as seen at AARNET (Brisbane).

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

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

BGP routing table entries examined:                              881995
    Prefixes after maximum aggregation (per Origin AS):          333252
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      421620
Total ASes present in the Internet Routing Table:                 72435
    Prefixes per ASN:                                             12.18
Origin-only ASes present in the Internet Routing Table:           62200
Origin ASes announcing only one prefix:                           25620
Transit ASes present in the Internet Routing Table:               10235
Transit-only ASes present in the Internet Routing Table:            372
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      54
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1191
    Number of instances of unregistered ASNs:                      1195
Number of 32-bit ASNs allocated by the RIRs:                      37932
Number of 32-bit ASNs visible in the Routing Table:               31521
Prefixes from 32-bit ASNs in the Routing Table:                  146012
Number of bogon 32-bit ASNs visible in the Routing Table:            52
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            866
Number of addresses announced to Internet:                   3072697344
    Equivalent to 183 /8s, 37 /16s and 164 /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:      297505

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

Prefixes being announced by APNIC Region ASes:                   232424
    Total APNIC prefixes after maximum aggregation:               64583
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          227919
    Unique aggregates announced from the APNIC address blocks:    92941
APNIC Region origin ASes present in the Internet Routing Table:   12144
    APNIC Prefixes per ASN:                                       18.77
APNIC Region origin ASes announcing only one prefix:               3456
APNIC Region transit ASes present in the Internet Routing Table:   1707
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7343
Number of APNIC addresses announced to Internet:              773774592
    Equivalent to 46 /8s, 30 /16s and 221 /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:                    256239
    Total ARIN prefixes after maximum aggregation:               118136
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255866
    Unique aggregates announced from the ARIN address blocks:    122117
ARIN Region origin ASes present in the Internet Routing Table:    18934
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6848
ARIN Region transit ASes present in the Internet Routing Table:    1936
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4230
Number of ARIN addresses announced to Internet:              1301035520
    Equivalent to 77 /8s, 140 /16s and 58 /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:                    251512
    Total RIPE prefixes after maximum aggregation:               117541
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247625
    Unique aggregates announced from the RIPE address blocks:    146928
RIPE Region origin ASes present in the Internet Routing Table:    28163
    RIPE Prefixes per ASN:                                         8.79
RIPE Region origin ASes announcing only one prefix:               12140
RIPE Region transit ASes present in the Internet Routing Table:    3935
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10561
Number of RIPE addresses announced to Internet:               712664832
    Equivalent to 42 /8s, 122 /16s and 103 /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:                  113334
    Total LACNIC prefixes after maximum aggregation:              26951
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114237
    Unique aggregates announced from the LACNIC address blocks:   47578
LACNIC Region origin ASes present in the Internet Routing Table:  10804
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2628
LACNIC Region transit ASes present in the Internet Routing Table:  2153
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8483
Number of LACNIC addresses announced to Internet:             176337920
    Equivalent to 10 /8s, 130 /16s and 180 /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:                  27295
    Total AfriNIC prefixes after maximum aggregation:              5269
    AfriNIC Deaggregation factor:                                  5.18
Prefixes being announced from the AfriNIC address blocks:         35481
    Unique aggregates announced from the AfriNIC address blocks:  11271
AfriNIC Region origin ASes present in the Internet Routing Table:  1576
    AfriNIC Prefixes per ASN:                                     22.51
AfriNIC Region origin ASes announcing only one prefix:              548
AfriNIC Region transit ASes present in the Internet Routing Table:  318
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  904
Number of AfriNIC addresses announced to Internet:            108335872
    Equivalent to 6 /8s, 117 /16s and 19 /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        8736       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5856        787     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4627       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3594       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3492       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3232       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11374     575  KIXS-AS-KR Korea Telecom, KR
  9498        2185        476     239  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2135       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2122        429     202  TATACOMM-AS TATA Communications formerl

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        6028      10017    2576  AMAZON-02, US
 11492        4595        304     818  CABLEONE, US
 22773        4020       3068     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3688       1899    2563  AKAMAI-AS, US
  6327        3389       1318      63  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2603        374     135  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2525       5043     435  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2237       3033     502  CHARTER-20115, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        7930       1061    3419  TTNET, TR
 12479        6879       1733     150  UNI2-AS, ES
 20940        3914       3198     563  AKAMAI-ASN1, NL
  8551        3453        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2907       2279     898  ROSTELECOM-AS, RU
  9009        2571        264    1350  M247, GB
 34984        2204        355     600  TELLCOM-AS, TR
 58224        1759        918     579  TCI, IR
 61317        1648        214     931  ASDETUK www.heficed.com, GB

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10631       3450     581  Uninet S.A. de C.V., MX
 10620        3254        491     825  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1626        286     457  Mega Cable, S.A. de C.V., MX
  6503        1495        358     476  Axtel, S.A.B. de C.V., MX
 28573        1371       2317     261  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1139       2351     139  TIM SA, BR
  6147        1088        369      21  Telefonica del Peru S.A.A., PE
 11664         980        189     441  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1632        393      21  LINKdotNET-AS, EG
 24835        1550        499      32  RAYA-AS, EG
 36992        1287       1430     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         826         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         613       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/AARNET/data-ASnet-AFRINIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10631       3450     581  Uninet S.A. de C.V., MX
  9808        8736       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        7930       1061    3419  TTNET, TR
 12479        6879       1733     150  UNI2-AS, ES
 16509        6028      10017    2576  AMAZON-02, US
  7545        5856        787     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4627       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4595        304     818  CABLEONE, US
 22773        4020       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/AARNET/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808        8736         8688  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6879         6729  UNI2-AS, ES
  7545        5856         5179  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4627         4554  ERX-CERNET-BKB China Education and Research Net
 47331        7930         4511  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4595         3777  CABLEONE, US
 22773        4020         3646  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3594         3575  VIETEL-AS-AP Viettel Group, VN
 16509        6028         3452  AMAZON-02, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/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/AARNET/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/AARNET/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
23.252.160.0/24      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
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE

Complete listing at https://bgp.nsrc.org/REN/AARNET/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    /15:2078    /16:13565   /17:8291    /18:13913   
/19:25263   /20:43304   /21:51910   /22:108295  /23:95254   /24:517839  
/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        7131        7930  TTNET, TR
 12479        5818        6879  UNI2-AS, ES
  8151        4449       10631  Uninet S.A. de C.V., MX
 11492        3548        4595  CABLEONE, US
  6327        3199        3389  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        2990        4020  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2917        3453  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2258        2603  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1899      2:1026      3:146       4:18        5:3720      6:100    
   7:5         8:1524      9:1        11:172      12:1707     13:412    
  14:2284     15:132      16:32       17:374      18:130      20:142    
  21:4        22:188      23:5313     24:2369     25:4        27:2643   
  29:19       31:2377     32:104      34:1        35:48       36:1730   
  37:3912     38:2375     39:659      40:150      41:3891     42:1055   
  43:2107     44:296      45:15665    46:3687     47:322      49:1656   
  50:1884     51:104      52:1346     54:290      55:645      56:4      
  57:59       58:1791     59:1113     60:939      61:2253     62:2405   
  63:1953     64:5420     65:2349     66:4929     67:2932     68:1172   
  69:4148     70:1344     71:684      72:3097     74:2620     75:1501   
  76:711      77:2141     78:3822     79:2704     80:1881     81:1625   
  82:1403     83:1174     84:1303     85:3568     86:702      87:1888   
  88:2608     89:3121     90:490      91:7498     92:1886     93:2582   
  94:3215     95:4507     96:1294     97:342      98:983      99:911    
 100:76      101:1068    102:1828    103:27740   104:4089    105:428    
 106:844     107:2379    108:756     109:4005    110:2069    111:3098   
 112:1959    113:1477    114:1547    115:2118    116:1882    117:2480   
 118:2315    119:1895    120:1581    121:1074    122:2540    123:2170   
 124:1546    125:2059    128:1393    129:1109    130:917     131:2069   
 132:781     133:366     134:1920    135:287     136:786     137:1006   
 138:2464    139:1217    140:841     141:1321    142:1226    143:1358   
 144:1251    145:331     146:1705    147:1467    148:2255    149:1585   
 150:863     151:1066    152:1657    153:519     154:3331    155:1363   
 156:1841    157:1197    158:988     159:2021    160:2324    161:1275   
 162:3407    163:1181    164:1669    165:1520    166:604     167:1703   
 168:3645    169:687     170:4301    171:808     172:2857    173:3048   
 174:1004    175:1154    176:3431    177:4487    178:3015    179:1970   
 180:2345    181:2635    182:3126    183:1920    184:2412    185:19094  
 186:4263    187:3553    188:3495    189:3113    190:8838    191:1331   
 192:11034   193:8447    194:6893    195:4954    196:2939    197:2341   
 198:6008    199:6006    200:7416    201:5677    202:10616   203:10240  
 204:4514    205:3383    206:3822    207:3383    208:4011    209:4645   
 210:4254    211:2440    212:3888    213:3390    214:1162    215:62     
 216:6424    217:2616    218:1211    219:596     220:2061    221:989    
 222:855     223:2083   

End of report


More information about the ren-bgp-stats-all mailing list