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

REN Routing Table Report cscora at frr.nsrc.org
Tue Oct 19 21:13:21 UTC 2021


Global R&E Routing Table Report   21:10 GMT Tue 19 Oct, 2021

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

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

BGP routing table entries examined:                              871796
    Prefixes after maximum aggregation (per Origin AS):          330600
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      418856
Total ASes present in the Internet Routing Table:                 72162
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           61997
Origin ASes announcing only one prefix:                           25526
Transit ASes present in the Internet Routing Table:               10165
Transit-only ASes present in the Internet Routing Table:            350
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:              1220
    Number of instances of unregistered ASNs:                      1222
Number of 32-bit ASNs allocated by the RIRs:                      37554
Number of 32-bit ASNs visible in the Routing Table:               31192
Prefixes from 32-bit ASNs in the Routing Table:                  142853
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            578
Number of addresses announced to Internet:                   3071848192
    Equivalent to 183 /8s, 24 /16s and 175 /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:      294275

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

Prefixes being announced by APNIC Region ASes:                   228307
    Total APNIC prefixes after maximum aggregation:               63970
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          224082
    Unique aggregates announced from the APNIC address blocks:    92332
APNIC Region origin ASes present in the Internet Routing Table:   12014
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3411
APNIC Region transit ASes present in the Internet Routing Table:   1693
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:   7205
Number of APNIC addresses announced to Internet:              773477376
    Equivalent to 46 /8s, 26 /16s and 84 /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:                    254344
    Total ARIN prefixes after maximum aggregation:               117265
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254014
    Unique aggregates announced from the ARIN address blocks:    121499
ARIN Region origin ASes present in the Internet Routing Table:    18914
    ARIN Prefixes per ASN:                                        13.43
ARIN Region origin ASes announcing only one prefix:                6855
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4163
Number of ARIN addresses announced to Internet:              1301515264
    Equivalent to 77 /8s, 147 /16s and 140 /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:                    249490
    Total RIPE prefixes after maximum aggregation:               116589
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245699
    Unique aggregates announced from the RIPE address blocks:    145918
RIPE Region origin ASes present in the Internet Routing Table:    28085
    RIPE Prefixes per ASN:                                         8.75
RIPE Region origin ASes announcing only one prefix:               12092
RIPE Region transit ASes present in the Internet Routing Table:    3907
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10478
Number of RIPE addresses announced to Internet:               712080640
    Equivalent to 42 /8s, 113 /16s and 125 /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:                  111722
    Total LACNIC prefixes after maximum aggregation:              26764
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         112612
    Unique aggregates announced from the LACNIC address blocks:   47455
LACNIC Region origin ASes present in the Internet Routing Table:  10789
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              2623
LACNIC Region transit ASes present in the Internet Routing Table:  2128
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8456
Number of LACNIC addresses announced to Internet:             176229376
    Equivalent to 10 /8s, 129 /16s and 12 /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:                  26713
    Total AfriNIC prefixes after maximum aggregation:              5220
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         34810
    Unique aggregates announced from the AfriNIC address blocks:  11148
AfriNIC Region origin ASes present in the Internet Routing Table:  1561
    AfriNIC Prefixes per ASN:                                     22.30
AfriNIC Region origin ASes announcing only one prefix:              545
AfriNIC Region transit ASes present in the Internet Routing Table:  317
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  890
Number of AfriNIC addresses announced to Internet:            108159232
    Equivalent to 6 /8s, 114 /16s and 97 /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        8466       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5841        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3865       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3624       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3044       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2162        472     238  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

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        5787       9987    2528  AMAZON-02, US
 11492        4668        309     783  CABLEONE, US
 22773        4093       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3640       1882    2536  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2532       5028     450  CENTURYLINK-US-LEGACY-QWEST, US
   749        2458      50709    1714  DNIC-AS-00749, US
 20115        2242       3032     504  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        8213       1094    3302  TTNET, TR
 12479        6868       1726     143  UNI2-AS, ES
 20940        3878       3197     556  AKAMAI-ASN1, NL
  8551        3294        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2504        260    1325  M247, GB
 34984        2241        358     603  TELLCOM-AS, TR
 58224        1695        902     580  TCI, IR
 61317        1650        224     907  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        8890       3461     574  Uninet S.A. de C.V., MX
 10620        3415        520     713  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1636        302     460  Mega Cable, S.A. de C.V., MX
  6503        1522        359     477  Axtel, S.A.B. de C.V., MX
 28573        1427       2307     250  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1120       2351     135  TIM SA, BR
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11172         956        111      69  Alestra, S. de R.L. de C.V., MX

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        1636        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         800         68      11  ORANGE-COTE-IVOIRE, CI
 36935         643        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         513         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
  2018         344        319      73  TENET-1, ZA

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        8890       3461     574  Uninet S.A. de C.V., MX
  9808        8466       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8213       1094    3302  TTNET, TR
 12479        6868       1726     143  UNI2-AS, ES
  7545        5841        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5787       9987    2528  AMAZON-02, US
 11492        4668        309     783  CABLEONE, US
 22773        4093       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3878       3197     556  AKAMAI-ASN1, NL

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        8466         8418  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6868         6725  UNI2-AS, ES
  7545        5841         5163  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8213         4911  TTNET, TR
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4668         3885  CABLEONE, US
  4538        3865         3792  ERX-CERNET-BKB China Education and Research Net
 22773        4093         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

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
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     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
     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

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
23.132.208.0/24      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
23.189.48.0/24       Origin:    399788  QUADSTATE-NET, US
23.189.48.0/24      Transit:     23248  PPS, 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

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     /14:1212    /15:2079    /16:13583   /17:8243    /18:13901   
/19:25250   /20:42324   /21:51405   /22:107339  /23:94064   /24:511324  
/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        7383        8213  TTNET, TR
 12479        5830        6868  UNI2-AS, ES
 11492        3607        4668  CABLEONE, US
  8151        3280        8890  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3013        4093  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2759        3294  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2238        2584  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1909      2:1049      3:145       4:19        5:3645      6:85     
   7:5         8:1521      9:1        11:172      12:1716     13:403    
  14:2248     15:115      16:24       17:371      18:122      20:126    
  21:4        22:188      23:5196     24:2416     25:2        27:2624   
  29:19       31:2362     32:109      34:1        35:47       36:1667   
  37:3905     38:2304     39:604      40:152      41:3822     42:1044   
  43:2078     44:293      45:15544    46:3650     47:320      49:1645   
  50:1840     51:100      52:1304     54:283      55:736      56:4      
  57:59       58:1802     59:1091     60:932      61:2168     62:2338   
  63:1964     64:5377     65:2355     66:4914     67:2889     68:1163   
  69:4107     70:1359     71:686      72:3160     74:2636     75:1495   
  76:696      77:2032     78:3873     79:2626     80:1862     81:1655   
  82:1376     83:1165     84:1294     85:3618     86:713      87:1876   
  88:2689     89:3062     90:506      91:7380     92:1828     93:2564   
  94:3125     95:4510     96:1291     97:347      98:967      99:952    
 100:75      101:1055    102:1732    103:27351   104:4051    105:438    
 106:824     107:2371    108:734     109:3867    110:1940    111:3069   
 112:1946    113:1296    114:1510    115:2110    116:1859    117:2429   
 118:2259    119:1887    120:1538    121:1061    122:2521    123:2156   
 124:1543    125:1927    128:1411    129:1195    130:905     131:2063   
 132:777     133:364     134:1878    135:317     136:790     137:1004   
 138:2425    139:1217    140:822     141:1282    142:1199    143:1387   
 144:1263    145:326     146:1551    147:1454    148:2242    149:1470   
 150:841     151:1088    152:1661    153:506     154:3119    155:1364   
 156:1750    157:1184    158:1002    159:2049    160:2347    161:1244   
 162:3347    163:1096    164:1634    165:1479    166:584     167:1684   
 168:3636    169:690     170:4349    171:807     172:2762    173:2963   
 174:1004    175:1132    176:3346    177:4548    178:3016    179:1958   
 180:2334    181:2679    182:3082    183:1908    184:2416    185:18953  
 186:4229    187:3181    188:3447    189:2915    190:8730    191:1313   
 192:10710   193:8394    194:6866    195:4886    196:2896    197:2151   
 198:6028    199:5932    200:7346    201:5505    202:10415   203:10255  
 204:4515    205:3388    206:3787    207:3370    208:3993    209:4734   
 210:4198    211:2363    212:3770    213:3377    214:1157    215:62     
 216:6359    217:2622    218:1195    219:569     220:2002    221:976    
 222:838     223:1956   

End of report


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