[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Thu Aug 18 21:13:39 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Thu 18 Aug, 2022

  IPv4 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:                              900700
    Prefixes after maximum aggregation (per Origin AS):          340262
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      438504
    Number of IPv4 prefixes with a valid ROA:                    346606
    Number of IPv4 prefixes with an invalid ROA:                   3184
    Number of IPv4 prefixes with no ROA:                         550910
Total ASes present in the Internet Routing Table:                 73560
    Prefixes per ASN:                                             12.24
Origin-only ASes present in the Internet Routing Table:           63179
Origin ASes announcing only one prefix:                           25971
Transit ASes present in the Internet Routing Table:               10381
Transit-only ASes present in the Internet Routing Table:            384
Paths with bogon ASNs present in the IPv4 Routing Table:             66
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      40
    Max AS path prepend of ASN ( 30036)                              33
Prefixes from unregistered ASNs in the Routing Table:              1013
    Number of instances of unregistered ASNs:                      1076
Number of 32-bit ASNs allocated by the RIRs:                      40007
Number of 32-bit ASNs visible in the Routing Table:               33216
Prefixes from 32-bit ASNs in the Routing Table:                  158765
Number of bogon 32-bit ASNs visible in the Routing Table:           176
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            515
Number of addresses announced to Internet:                   3071875328
    Equivalent to 183 /8s, 25 /16s and 25 /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:               99.6
Total number of prefixes smaller than registry allocations:      300395

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

Prefixes being announced by APNIC Region ASes:                   237819
    Total APNIC prefixes after maximum aggregation:               67136
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          232919
    Unique aggregates announced from the APNIC address blocks:    96325
APNIC Region origin ASes present in the Internet Routing Table:   12879
    APNIC Prefixes per ASN:                                       18.09
APNIC Region origin ASes announcing only one prefix:               3723
APNIC Region transit ASes present in the Internet Routing Table:   1774
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         24
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8125
Number of APNIC addresses announced to Internet:              773910784
    Equivalent to 46 /8s, 32 /16s and 241 /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:                    264782
    Total ARIN prefixes after maximum aggregation:               120874
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           264968
    Unique aggregates announced from the ARIN address blocks:    127556
ARIN Region origin ASes present in the Internet Routing Table:    19055
    ARIN Prefixes per ASN:                                        13.91
ARIN Region origin ASes announcing only one prefix:                6922
ARIN Region transit ASes present in the Internet Routing Table:    1912
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          35
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4587
Number of ARIN addresses announced to Internet:              1295711232
    Equivalent to 77 /8s, 58 /16s and 252 /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:                    252700
    Total RIPE prefixes after maximum aggregation:               118108
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           249988
    Unique aggregates announced from the RIPE address blocks:    153335
RIPE Region origin ASes present in the Internet Routing Table:    28191
    RIPE Prefixes per ASN:                                         8.87
RIPE Region origin ASes announcing only one prefix:               12070
RIPE Region transit ASes present in the Internet Routing Table:    3953
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10791
Number of RIPE addresses announced to Internet:               717764352
    Equivalent to 42 /8s, 200 /16s and 55 /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:                  116190
    Total LACNIC prefixes after maximum aggregation:              27813
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         115887
    Unique aggregates announced from the LACNIC address blocks:   48951
LACNIC Region origin ASes present in the Internet Routing Table:  10981
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2673
LACNIC Region transit ASes present in the Internet Routing Table:  2243
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8710
Number of LACNIC addresses announced to Internet:             176433664
    Equivalent to 10 /8s, 132 /16s and 42 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  28196
    Total AfriNIC prefixes after maximum aggregation:              5564
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         36422
    Unique aggregates announced from the AfriNIC address blocks:  11899
AfriNIC Region origin ASes present in the Internet Routing Table:  1671
    AfriNIC Prefixes per ASN:                                     21.80
AfriNIC Region origin ASes announcing only one prefix:              583
AfriNIC Region transit ASes present in the Internet Routing Table:  327
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1003
Number of AfriNIC addresses announced to Internet:            107762944
    Equivalent to 6 /8s, 108 /16s and 85 /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        9095       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5916        789     695  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4907       4192      74  ERX-CERNET-BKB China Education and Rese
  7552        3587       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3519       1042      61  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3374       1877      67  VNPT-AS-VN VNPT Corp, VN
  9498        2425        499     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2260      11124     598  KIXS-AS-KR Korea Telecom, KR
 45090        2181       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
 24560        2168        847     410  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        6842      10399    2707  AMAZON-02, US
 11492        4532        300     577  CABLEONE, US
  7155        3906        265      32  VIASAT-SP-BACKBONE, US
 22773        3887       3070     356  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3460       1785    2504  AKAMAI-AS, US
  6327        3448       1319      63  SHAW, CA
   749        3034      50728    2292  DNIC-AS-00749, US
 30036        2603        369     268  MEDIACOM-ENTERPRISE-BUSINESS, US
396982        2526       3387     362  GOOGLE-CLOUD-PLATFORM, US
   209        2363       4935     402  CENTURYLINK-US-LEGACY-QWEST, 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
 12479        6873       1730     144  UNI2-AS, ES
 20940        4056       3361     205  AKAMAI-ASN1, NL
 39891        4006        234      46  ALJAWWALSTC-AS, SA
  8551        4000        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2913       2290     910  ROSTELECOM-AS, RU
  6849        2759        355      21  UKRTELNET, UA
  9009        2594        252    1324  M247, GB
 34984        2249        358     632  TELLCOM-AS, TR
 58224        1755        927     530  TCI, IR
 13188        1610        100      27  TRIOLAN, UA

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       10848       3397     556  Uninet S.A. de C.V., MX
 10620        3488        515     783  Telmex Colombia S.A., CO
 11830        2336        369      64  Instituto Costarricense de Electricidad
 13999        1944        317     526  Mega Cable, S.A. de C.V., MX
 28573        1360       2328     264  Claro NXT Telecomunicacoes Ltda, BR
  6503        1289        338     521  Axtel, S.A.B. de C.V., MX
  3816        1272        697     155  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1126        369      21  Telefonica del Peru S.A.A., PE
 11664        1051        177     460  Techtel LMDS Comunicaciones Interactiva
 26615         978       2466      43  TIM SA, BR

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
 24835        1546        521      31  RAYA-AS, EG
 24863        1532        393      21  LINKdotNET-AS, EG
 36992        1324       1519     268  ETISALAT-MISR, EG
 36903        1268        550      99  MT-MPLS, MA
 29571         982         66      48  ORANGE-COTE-IVOIRE, CI
 36935         810        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         518         52      39  WANANCHI-, KE
 37342         481         32       1  MOVITEL, MZ
 23889         401        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       10848       3397     556  Uninet S.A. de C.V., MX
  9808        9095       8883      47  CHINAMOBILE-CN China Mobile Communicati
 12479        6873       1730     144  UNI2-AS, ES
 16509        6842      10399    2707  AMAZON-02, US
  7545        5916        789     695  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4907       4192      74  ERX-CERNET-BKB China Education and Rese
 11492        4532        300     577  CABLEONE, US
 20940        4056       3361     205  AKAMAI-ASN1, NL
 39891        4006        234      46  ALJAWWALSTC-AS, SA
  8551        4000        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        9095         9048  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6873         6729  UNI2-AS, ES
  7545        5916         5221  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4907         4833  ERX-CERNET-BKB China Education and Research Net
 16509        6842         4135  AMAZON-02, US
  8551        4000         3961  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        4006         3960  ALJAWWALSTC-AS, SA
 11492        4532         3955  CABLEONE, US
  7155        3906         3874  VIASAT-SP-BACKBONE, US
 20940        4056         3851  AKAMAI-ASN1, NL

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
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, 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            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     18798  UNALLOCATED  8.40.106.0/24             6461  ZAYO-6461, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.128.80.0/24       Origin:    397372  UNASSIGNED
23.128.80.0/24      Transit:       577  BACOM, CA
23.139.184.0/24      Origin:     27408  1371467, CA
23.139.184.0/24     Transit:     24875  NOVOSERVE-AS, NL
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW

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      /10:40      /11:101     /12:308     
/13:596     /14:1204    /15:2099    /16:13554   /17:8348    /18:13975   
/19:25137   /20:44509   /21:51682   /22:108624  /23:96765   /24:533728  
/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
 12479        5858        6873  UNI2-AS, ES
  8151        4571       10848  Uninet S.A. de C.V., MX
  8551        3458        4000  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3445        4532  CABLEONE, US
  6327        3260        3448  SHAW, CA
 39891        3189        4006  ALJAWWALSTC-AS, SA
  7155        2995        3906  VIASAT-SP-BACKBONE, US
 22773        2887        3887  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2616        2759  UKRTELNET, UA
 30036        2259        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)
----------------------------------------------

   1:1951      2:1033      3:157       4:5         5:3849      6:113    
   7:6         8:1562      9:1        11:173      12:1644     13:337    
  14:2355     15:242      16:45       17:378      18:193      20:244    
  21:4        22:188      23:5840     24:2417     25:6        27:2689   
  29:19       31:2413     32:92       34:7        35:89       36:1832   
  37:4469     38:3412     39:721      40:152      41:3904     42:1128   
  43:2209     44:292      45:16103    46:4147     47:332      49:1709   
  50:1956     51:239      52:1459     54:385      55:792      56:8      
  57:62       58:1839     59:1192     60:981      61:2285     62:2548   
  63:1926     64:5599     65:2358     66:4873     67:2989     68:1208   
  69:4149     70:1327     71:687      72:3024     74:2655     75:1404   
  76:590      77:2249     78:1933     79:3126     80:2019     81:1647   
  82:1488     83:1219     84:1368     85:2972     86:743      87:1911   
  88:1194     89:3413     90:547      91:7651     92:2047     93:2550   
  94:3512     95:3873     96:1301     97:351      98:1030     99:720    
 100:77      101:1059    102:2250    103:29808   104:4568    105:470    
 106:886     107:2547    108:879     109:4334    110:2014    111:3282   
 112:2043    113:1503    114:1497    115:2099    116:1888    117:2457   
 118:2318    119:1882    120:1758    121:1107    122:2512    123:2110   
 124:1525    125:2156    128:1259    129:1044    130:1008    131:2051   
 132:811     133:378     134:1938    135:300     136:858     137:1019   
 138:2529    139:1517    140:939     141:1452    142:1323    143:1400   
 144:1203    145:340     146:1863    147:1513    148:2221    149:1781   
 150:865     151:1078    152:1873    153:543     154:3704    155:1459   
 156:1740    157:1281    158:1028    159:2214    160:2510    161:1337   
 162:3503    163:1389    164:1640    165:1645    166:786     167:1786   
 168:3839    169:885     170:4508    171:837     172:3327    173:3130   
 174:1024    175:1146    176:3654    177:4730    178:3553    179:2188   
 180:2393    181:3240    182:3198    183:1939    184:2377    185:19646  
 186:4509    187:3836    188:3983    189:3411    190:9093    191:1448   
 192:10995   193:8690    194:7110    195:5082    196:3057    197:2426   
 198:6006    199:6045    200:7602    201:5723    202:10575   203:10226  
 204:4517    205:3452    206:3762    207:3442    208:4062    209:4722   
 210:4511    211:2416    212:4017    213:3475    214:1136    215:66     
 216:6404    217:2627    218:1313    219:574     220:2016    221:955    
 222:840     223:1972   

End of report


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