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

REN Routing Table Report cscora at frr.nsrc.org
Mon Apr 3 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Mon 03 Apr, 2023

  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:                              915580
    Prefixes after maximum aggregation (per Origin AS):          347552
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      447901
    Number of IPv4 prefixes with a valid ROA:                    382819
    Number of IPv4 prefixes with an invalid ROA:                   2505
    Number of IPv4 prefixes with no ROA:                         530256
Total ASes present in the Internet Routing Table:                 74281
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           63820
Origin ASes announcing only one prefix:                           26191
Transit ASes present in the Internet Routing Table:               10461
Transit-only ASes present in the Internet Routing Table:            451
Paths with bogon ASNs present in the IPv4 Routing Table:             61
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1173
    Number of instances of unregistered ASNs:                      1175
Number of 32-bit ASNs allocated by the RIRs:                      41587
Number of 32-bit ASNs visible in the Routing Table:               34419
Prefixes from 32-bit ASNs in the Routing Table:                  169387
Number of bogon 32-bit ASNs visible in the Routing Table:            53
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            498
Number of addresses announced to Internet:                   3061622016
    Equivalent to 182 /8s, 124 /16s and 165 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    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:      306325

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

Prefixes being announced by APNIC Region ASes:                   240315
    Total APNIC prefixes after maximum aggregation:               68680
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234914
    Unique aggregates announced from the APNIC address blocks:    98121
APNIC Region origin ASes present in the Internet Routing Table:   13383
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               3938
APNIC Region transit ASes present in the Internet Routing Table:   1806
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8689
Number of APNIC addresses announced to Internet:              773373184
    Equivalent to 46 /8s, 24 /16s and 189 /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:                    268532
    Total ARIN prefixes after maximum aggregation:               122094
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           270895
    Unique aggregates announced from the ARIN address blocks:    130498
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.20
ARIN Region origin ASes announcing only one prefix:                6974
ARIN Region transit ASes present in the Internet Routing Table:    1932
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4767
Number of ARIN addresses announced to Internet:              1285403904
    Equivalent to 76 /8s, 157 /16s and 181 /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:                    258699
    Total RIPE prefixes after maximum aggregation:               121831
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254820
    Unique aggregates announced from the RIPE address blocks:    157553
RIPE Region origin ASes present in the Internet Routing Table:    28283
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12029
RIPE Region transit ASes present in the Internet Routing Table:    3909
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11112
Number of RIPE addresses announced to Internet:               718040320
    Equivalent to 42 /8s, 204 /16s and 109 /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:                  117593
    Total LACNIC prefixes after maximum aggregation:              28410
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116988
    Unique aggregates announced from the LACNIC address blocks:   49058
LACNIC Region origin ASes present in the Internet Routing Table:  10973
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              2650
LACNIC Region transit ASes present in the Internet Routing Table:  2265
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:  8772
Number of LACNIC addresses announced to Internet:             176687104
    Equivalent to 10 /8s, 136 /16s and 8 /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:                  29268
    Total AfriNIC prefixes after maximum aggregation:              5762
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         37464
    Unique aggregates announced from the AfriNIC address blocks:  12271
AfriNIC Region origin ASes present in the Internet Routing Table:  1729
    AfriNIC Prefixes per ASN:                                     21.67
AfriNIC Region origin ASes announcing only one prefix:              600
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1079
Number of AfriNIC addresses announced to Internet:            107759104
    Equivalent to 6 /8s, 108 /16s and 70 /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        9527       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5750        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3563       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3543       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3369       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2903        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2746       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2363        836     440  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2308      11250     588  KIXS-AS-KR Korea Telecom, KR
 45090        2184       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        8237      10776    2893  AMAZON-02, US
 11492        4537        300     622  CABLEONE, US
  7155        3966        279      48  VIASAT-SP-BACKBONE, US
 22773        3621       3078     290  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3514       1320      64  SHAW, CA
 16625        3149       1580    2333  AKAMAI-AS, US
   749        3054      50541    2321  DNIC-AS-00749, US
396982        2626       3588     360  GOOGLE-CLOUD-PLATFORM, US
  7018        2569      24117    1578  ATT-INTERNET4, US
 30036        2486        359     539  MEDIACOM-ENTERPRISE-BUSINESS, 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        7262       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4063       3399     166  AKAMAI-ASN1, NL
  8551        3885        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2930       2292     911  ROSTELECOM-AS, RU
  9009        2677        253    1398  M247, RO
 34984        2267        359     609  TELLCOM-AS, TR
  6849        2135        307      18  UKRTELNET, UA
 58224        1850        950     543  TCI, IR
 13188        1606        100      26  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       11206       3343     577  Uninet S.A. de C.V., MX
 10620        3499        506     850  Telmex Colombia S.A., CO
 13999        2296        367     616  Mega Cable, S.A. de C.V., MX
 11830        2264        369      64  Instituto Costarricense de Electricidad
 28573        1331       2325     235  Claro NXT Telecomunicacoes Ltda, BR
  3816        1303        767     159  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     449  Techtel LMDS Comunicaciones Interactiva
 26615        1030       2498      45  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
 24863        1557        393      19  LINKdotNET-AS, EG
 24835        1541        533      30  RAYA-AS, EG
 36992        1343       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1020         67      48  ORANGE-COTE-IVOIRE, CI
 36935         882        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         510         52      41  WANANCHI-, KE
 24757         487         73       5  EthioNet-AS, ET
 37342         457         32       1  MOVITEL, MZ

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       11206       3343     577  Uninet S.A. de C.V., MX
  9808        9527       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8237      10776    2893  AMAZON-02, US
 12479        7262       1705     149  UNI2-AS, ES
  7545        5750        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4537        300     622  CABLEONE, US
 20940        4063       3399     166  AKAMAI-ASN1, NL
  7155        3966        279      48  VIASAT-SP-BACKBONE, US
  8551        3885        370      37  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        9527         9479  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7262         7113  UNI2-AS, ES
 16509        8237         5344  AMAZON-02, US
  7545        5750         5060  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
  7155        3966         3918  VIASAT-SP-BACKBONE, US
 11492        4537         3915  CABLEONE, US
 20940        4063         3897  AKAMAI-ASN1, NL
  8551        3885         3848  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552        3563         3542  VIETEL-AS-AP Viettel Group, VN

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
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     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
    396894  UNALLOCATED  8.28.201.0/24             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

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

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

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      6461  ZAYO-6461, US
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      6461  ZAYO-6461, US
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      6461  ZAYO-6461, US
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      6461  ZAYO-6461, US
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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      /10:39      /11:103     /12:299     
/13:578     /14:1196    /15:2072    /16:13469   /17:8248    /18:13815   
/19:25044   /20:43739   /21:51487   /22:109499  /23:97792   /24:548170  
/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        6322        7262  UNI2-AS, ES
  8151        5174       11206  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3445        4537  CABLEONE, US
  8551        3357        3885  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3323        3514  SHAW, CA
  7155        3040        3966  VIASAT-SP-BACKBONE, US
 22773        2680        3621  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2143        2486  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2053        3499  Telmex Colombia S.A., CO

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

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

   1:1671      2:1233      3:170       4:5         5:4482      6:122    
   7:6         8:1524      9:1        11:172      12:1575     13:394    
  14:2302     15:299      16:185      17:371      18:411      20:248    
  21:4        22:188      23:6171     24:2601     25:6        27:2576   
  29:19       31:2511     32:91       34:10       35:106      36:1914   
  37:4662     38:4423     39:804      40:151      41:3970     42:984    
  43:2338     44:309      45:16555    46:4224     47:374      49:1731   
  50:1830     51:571      52:1595     54:389      55:769      56:8      
  57:94       58:1761     59:1127     60:981      61:2442     62:2636   
  63:1928     64:5691     65:2315     66:4932     67:3045     68:1374   
  69:4143     70:1253     71:679      72:2972     74:2596     75:1463   
  76:610      77:2433     78:1850     79:3164     80:2097     81:1743   
  82:1485     83:1277     84:1538     85:2998     86:752      87:1982   
  88:1241     89:3626     90:617      91:7676     92:2037     93:2587   
  94:3602     95:4020     96:1327     97:336      98:1157     99:746    
 100:74      101:1070    102:2682    103:31331   104:4645    105:484    
 106:826     107:2565    108:1016    109:4402    110:2083    111:3204   
 112:2065    113:1514    114:1625    115:2084    116:1905    117:2571   
 118:2287    119:2005    120:1774    121:1078    122:2626    123:2174   
 124:1567    125:2530    128:1331    129:1062    130:1009    131:1990   
 132:842     133:421     134:1906    135:302     136:870     137:1085   
 138:2576    139:1531    140:1234    141:1451    142:1439    143:1500   
 144:1161    145:350     146:1937    147:1570    148:2327    149:1965   
 150:879     151:1153    152:1844    153:566     154:4297    155:1415   
 156:1730    157:1303    158:1047    159:2273    160:2541    161:1532   
 162:3549    163:1558    164:1604    165:1726    166:941     167:1732   
 168:3865    169:937     170:4585    171:866     172:3541    173:2931   
 174:1015    175:1171    176:3678    177:4602    178:3634    179:2145   
 180:2455    181:3433    182:3330    183:1938    184:2350    185:20179  
 186:4664    187:3931    188:4076    189:3566    190:9157    191:1442   
 192:10938   193:8837    194:7303    195:5137    196:3088    197:2342   
 198:5962    199:6103    200:7880    201:5877    202:10595   203:10253  
 204:4627    205:3557    206:4002    207:3448    208:4094    209:4885   
 210:4358    211:2445    212:4100    213:3554    214:1082    215:60     
 216:6628    217:2682    218:1311    219:474     220:2013    221:978    
 222:790     223:2152   

End of report


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