[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 12 21:13:15 UTC 2021


Global R&E Routing Table Report   21:10 GMT Tue 12 Oct, 2021

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

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

BGP routing table entries examined:                              870919
    Prefixes after maximum aggregation (per Origin AS):          329413
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      417468
Total ASes present in the Internet Routing Table:                 72090
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           61928
Origin ASes announcing only one prefix:                           25507
Transit ASes present in the Internet Routing Table:               10162
Transit-only ASes present in the Internet Routing Table:            346
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:              1251
    Number of instances of unregistered ASNs:                      1253
Number of 32-bit ASNs allocated by the RIRs:                      37464
Number of 32-bit ASNs visible in the Routing Table:               31111
Prefixes from 32-bit ASNs in the Routing Table:                  142543
Number of bogon 32-bit ASNs visible in the Routing Table:            44
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            499
Number of addresses announced to Internet:                   3071723264
    Equivalent to 183 /8s, 22 /16s and 199 /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:      294284

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

Prefixes being announced by APNIC Region ASes:                   228041
    Total APNIC prefixes after maximum aggregation:               63893
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223765
    Unique aggregates announced from the APNIC address blocks:    91866
APNIC Region origin ASes present in the Internet Routing Table:   11988
    APNIC Prefixes per ASN:                                       18.67
APNIC Region origin ASes announcing only one prefix:               3397
APNIC Region transit ASes present in the Internet Routing Table:   1691
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7176
Number of APNIC addresses announced to Internet:              773343232
    Equivalent to 46 /8s, 24 /16s and 72 /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:                    253732
    Total ARIN prefixes after maximum aggregation:               116421
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           253602
    Unique aggregates announced from the ARIN address blocks:    121071
ARIN Region origin ASes present in the Internet Routing Table:    18890
    ARIN Prefixes per ASN:                                        13.43
ARIN Region origin ASes announcing only one prefix:                6857
ARIN Region transit ASes present in the Internet Routing Table:    1931
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:    4150
Number of ARIN addresses announced to Internet:              1301231872
    Equivalent to 77 /8s, 143 /16s and 57 /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:                    249619
    Total RIPE prefixes after maximum aggregation:               116396
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245784
    Unique aggregates announced from the RIPE address blocks:    145718
RIPE Region origin ASes present in the Internet Routing Table:    28073
    RIPE Prefixes per ASN:                                         8.76
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    3903
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:   10451
Number of RIPE addresses announced to Internet:               711909888
    Equivalent to 42 /8s, 110 /16s and 226 /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:                  111610
    Total LACNIC prefixes after maximum aggregation:              26684
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112514
    Unique aggregates announced from the LACNIC address blocks:   47352
LACNIC Region origin ASes present in the Internet Routing Table:  10783
    LACNIC Prefixes per ASN:                                      10.43
LACNIC Region origin ASes announcing only one prefix:              2628
LACNIC Region transit ASes present in the Internet Routing Table:  2137
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:  8454
Number of LACNIC addresses announced to Internet:             176677888
    Equivalent to 10 /8s, 135 /16s and 228 /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:                  26666
    Total AfriNIC prefixes after maximum aggregation:              5211
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         34754
    Unique aggregates announced from the AfriNIC address blocks:  11041
AfriNIC Region origin ASes present in the Internet Routing Table:  1549
    AfriNIC Prefixes per ASN:                                     22.44
AfriNIC Region origin ASes announcing only one prefix:              538
AfriNIC Region transit ASes present in the Internet Routing Table:  316
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  880
Number of AfriNIC addresses announced to Internet:            108216064
    Equivalent to 6 /8s, 115 /16s and 63 /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        8338       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5836        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3867       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3619       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3025       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11373     572  KIXS-AS-KR Korea Telecom, KR
  9498        2176        472     239  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2128        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        5669       9942    2457  AMAZON-02, US
 11492        4667        309     765  CABLEONE, US
 22773        4103       3081     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3642       1883    2537  AKAMAI-AS, US
  6327        3373       1318      66  SHAW, CA
 30036        2577        373     232  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2532       5028     451  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2233      24161    1426  ATT-INTERNET4, 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        8346       1108    3246  TTNET, TR
 12479        6852       1726     143  UNI2-AS, ES
 20940        3863       3198     560  AKAMAI-ASN1, NL
  8551        3284        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2496        259    1318  M247, GB
 34984        2241        359     608  TELLCOM-AS, TR
 58224        1688        901     579  TCI, IR
 61317        1627        256     902  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        8869       3461     574  Uninet S.A. de C.V., MX
 10620        3416        520     706  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1705        338     466  Mega Cable, S.A. de C.V., MX
  6503        1522        359     477  Axtel, S.A.B. de C.V., MX
 28573        1450       2309     242  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1128       2351     135  TIM SA, BR
  6147        1064        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/AARNET/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1637        393      21  LINKdotNET-AS, EG
 24835        1550        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         630        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         508         50      31  WANANCHI-, KE
 37342         471         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        8869       3461     574  Uninet S.A. de C.V., MX
 47331        8346       1108    3246  TTNET, TR
  9808        8338       8995      48  CMNET-GD Guangdong Mobile Communication
 12479        6852       1726     143  UNI2-AS, ES
  7545        5836        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5669       9942    2457  AMAZON-02, US
 11492        4667        309     765  CABLEONE, US
 22773        4103       3081     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
  4538        3867       4192      73  ERX-CERNET-BKB China Education and Rese

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        8338         8290  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6852         6709  UNI2-AS, ES
  7545        5836         5158  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8346         5100  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4667         3902  CABLEONE, US
  4538        3867         3794  ERX-CERNET-BKB China Education and Research Net
 22773        4103         3716  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3619         3600  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
23.191.80.0/24       Origin:     53356  FREE RANGE CLOUD, CA
23.191.80.0/24      Transit:     11260  EASTLINK-HSI, CA
23.247.160.0/24      Origin:     14618  AMAZON-AES, US
23.247.160.0/24     Transit:     16509  AMAZON-02, 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 

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     /14:1209    /15:2079    /16:13585   /17:8243    /18:13899   
/19:25275   /20:42328   /21:51451   /22:107335  /23:93302   /24:511141  
/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        7504        8346  TTNET, TR
 12479        5814        6852  UNI2-AS, ES
 11492        3606        4667  CABLEONE, US
  8151        3257        8869  Uninet S.A. de C.V., MX
  6327        3181        3373  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3017        4103  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2749        3284  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2231        2577  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1912      2:1053      3:145       4:19        5:3654      6:85     
   7:5         8:1518      9:1        11:172      12:1711     13:397    
  14:2241     15:114      16:24       17:369      18:124      20:126    
  21:4        22:188      23:5160     24:2431     25:2        27:2632   
  29:19       31:2353     32:109      34:1        35:47       36:1658   
  37:3896     38:2287     39:605      40:152      41:3837     42:1039   
  43:2078     44:291      45:15514    46:3703     47:320      48:3      
  49:1656     50:1835     51:99       52:1282     54:248      55:737    
  56:4        57:58       58:1803     59:1100     60:936      61:2178   
  62:2301     63:1962     64:5381     65:2357     66:4955     67:2886   
  68:1162     69:4123     70:1360     71:685      72:3153     74:2624   
  75:1493     76:694      77:2057     78:3905     79:2627     80:1862   
  81:1666     82:1355     83:1161     84:1292     85:3629     86:717    
  87:1869     88:2729     89:3076     90:508      91:7371     92:1843   
  93:2560     94:3156     95:4506     96:1290     97:347      98:974    
  99:958     100:75      101:1055    102:1738    103:27254   104:4055   
 105:438     106:825     107:2369    108:732     109:3857    110:1941   
 111:3053    112:1945    113:1296    114:1477    115:2111    116:1801   
 117:2432    118:2249    119:1885    120:1523    121:1059    122:2521   
 123:2167    124:1542    125:1933    128:1394    129:1327    130:905    
 131:2032    132:776     133:362     134:1863    135:315     136:784    
 137:1008    138:2413    139:1203    140:760     141:1252    142:1196   
 143:1370    144:1265    145:326     146:1556    147:1434    148:2175   
 149:1511    150:840     151:1089    152:1663    153:504     154:3125   
 155:1332    156:1822    157:1184    158:1008    159:2044    160:2346   
 161:1248    162:3348    163:1092    164:1568    165:1476    166:584    
 167:1687    168:3655    169:693     170:4331    171:806     172:2755   
 173:2937    174:1002    175:1134    176:3338    177:4543    178:3008   
 179:1945    180:2330    181:2673    182:3080    183:1908    184:2426   
 185:18926   186:4254    187:3185    188:3467    189:2906    190:8715   
 191:1310    192:10694   193:8364    194:6837    195:4897    196:2917   
 197:2125    198:6025    199:5926    200:7333    201:5481    202:10422  
 203:10254   204:4503    205:3394    206:4053    207:3354    208:4008   
 209:4744    210:4200    211:2354    212:3786    213:3373    214:1163   
 215:61      216:6359    217:2619    218:1185    219:573     220:2001   
 221:978     222:848     223:1934   

End of report


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