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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jan 10 21:13:11 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 10 Jan, 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:                              916693
    Prefixes after maximum aggregation (per Origin AS):          347300
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      444768
    Number of IPv4 prefixes with a valid ROA:                    376591
    Number of IPv4 prefixes with an invalid ROA:                   2780
    Number of IPv4 prefixes with no ROA:                         537322
Total ASes present in the Internet Routing Table:                 74002
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63586
Origin ASes announcing only one prefix:                           26125
Transit ASes present in the Internet Routing Table:               10416
Transit-only ASes present in the Internet Routing Table:            421
Paths with bogon ASNs present in the IPv4 Routing Table:             58
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      59
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1012
    Number of instances of unregistered ASNs:                      1021
Number of 32-bit ASNs allocated by the RIRs:                      41047
Number of 32-bit ASNs visible in the Routing Table:               33982
Prefixes from 32-bit ASNs in the Routing Table:                  166229
Number of bogon 32-bit ASNs visible in the Routing Table:            51
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            505
Number of addresses announced to Internet:                   3063047424
    Equivalent to 182 /8s, 146 /16s and 101 /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:      311449

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

Prefixes being announced by APNIC Region ASes:                   237774
    Total APNIC prefixes after maximum aggregation:               68344
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          232644
    Unique aggregates announced from the APNIC address blocks:    97550
APNIC Region origin ASes present in the Internet Routing Table:   13201
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               3843
APNIC Region transit ASes present in the Internet Routing Table:   1780
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8473
Number of APNIC addresses announced to Internet:              773459456
    Equivalent to 46 /8s, 26 /16s and 14 /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:                    267423
    Total ARIN prefixes after maximum aggregation:               121934
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           269079
    Unique aggregates announced from the ARIN address blocks:    129659
ARIN Region origin ASes present in the Internet Routing Table:    19062
    ARIN Prefixes per ASN:                                        14.12
ARIN Region origin ASes announcing only one prefix:                6987
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:                          35
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4713
Number of ARIN addresses announced to Internet:              1285762048
    Equivalent to 76 /8s, 163 /16s and 44 /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:                    263966
    Total RIPE prefixes after maximum aggregation:               122177
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           260832
    Unique aggregates announced from the RIPE address blocks:    156106
RIPE Region origin ASes present in the Internet Routing Table:    28213
    RIPE Prefixes per ASN:                                         9.25
RIPE Region origin ASes announcing only one prefix:               12036
RIPE Region transit ASes present in the Internet Routing Table:    3916
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10974
Number of RIPE addresses announced to Internet:               719301376
    Equivalent to 42 /8s, 223 /16s and 171 /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:                  117638
    Total LACNIC prefixes after maximum aggregation:              28371
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         116864
    Unique aggregates announced from the LACNIC address blocks:   48947
LACNIC Region origin ASes present in the Internet Routing Table:  11004
    LACNIC Prefixes per ASN:                                      10.62
LACNIC Region origin ASes announcing only one prefix:              2665
LACNIC Region transit ASes present in the Internet Routing Table:  2271
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:  8770
Number of LACNIC addresses announced to Internet:             176075008
    Equivalent to 10 /8s, 126 /16s and 177 /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:                  28880
    Total AfriNIC prefixes after maximum aggregation:              5711
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         36768
    Unique aggregates announced from the AfriNIC address blocks:  12095
AfriNIC Region origin ASes present in the Internet Routing Table:  1708
    AfriNIC Prefixes per ASN:                                     21.53
AfriNIC Region origin ASes announcing only one prefix:              594
AfriNIC Region transit ASes present in the Internet Routing Table:  329
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       59
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1052
Number of AfriNIC addresses announced to Internet:            108156928
    Equivalent to 6 /8s, 114 /16s and 88 /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        9248       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5939        786     700  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3627       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3521       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3095       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2697        499     237  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2359        849     436  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2284      11250     589  KIXS-AS-KR Korea Telecom, KR
  4538        2258       4192      73  ERX-CERNET-BKB China Education and Rese
 45090        2195       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        7767      10638    2906  AMAZON-02, US
 11492        4548        301     566  CABLEONE, US
  7155        3894        265      33  VIASAT-SP-BACKBONE, US
 22773        3689       3062     319  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3520       1320      63  SHAW, CA
 16625        3458       1783    2511  AKAMAI-AS, US
   749        3025      50576    2292  DNIC-AS-00749, US
  7018        2618      24133    1586  ATT-INTERNET4, US
396982        2573       3493     368  GOOGLE-CLOUD-PLATFORM, US
 30036        2571        369     366  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        6963       1706     146  UNI2-AS, ES
  9121        6167       1692      17  TTNET, TR
 39891        4556        268      59  ALJAWWALSTC-AS, SA
 20940        4060       3400     179  AKAMAI-ASN1, NL
  8551        3912        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2918       2290     908  ROSTELECOM-AS, RU
 47331        2668        384    2011  TTNET, TR
  9009        2645        252    1352  M247, RO
 34984        2255        358     611  TELLCOM-AS, TR
  6849        2194        339      20  UKRTELNET, 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       10972       3338     589  Uninet S.A. de C.V., MX
 10620        3466        507     852  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2204        361     591  Mega Cable, S.A. de C.V., MX
 28573        1342       2328     258  Claro NXT Telecomunicacoes Ltda, BR
  6503        1296        339     518  Axtel, S.A.B. de C.V., MX
  3816        1291        740     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        370      22  Telefonica del Peru S.A.A., PE
 11664        1136        186     461  Techtel LMDS Comunicaciones Interactiva
 26615         991       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        1538        533      30  RAYA-AS, EG
 24863        1459        393      21  LINKdotNET-AS, EG
 36992        1327       1517     275  ETISALAT-MISR, EG
 36903        1241        550      98  MT-MPLS, MA
 29571        1014         67      43  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
  6713         611       1861      34  IAM-AS, MA
 15399         520         53      43  WANANCHI-, KE
 37342         494         32       1  MOVITEL, MZ
 24757         366         73       5  EthioNet-AS, ET

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       10972       3338     589  Uninet S.A. de C.V., MX
  9808        9248       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7767      10638    2906  AMAZON-02, US
 12479        6963       1706     146  UNI2-AS, ES
  9121        6167       1692      17  TTNET, TR
  7545        5939        786     700  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4556        268      59  ALJAWWALSTC-AS, SA
 11492        4548        301     566  CABLEONE, US
 20940        4060       3400     179  AKAMAI-ASN1, NL
  8551        3912        374      38  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        9248         9201  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6963         6817  UNI2-AS, ES
  9121        6167         6150  TTNET, TR
  7545        5939         5239  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7767         4861  AMAZON-02, US
 39891        4556         4497  ALJAWWALSTC-AS, SA
 11492        4548         3982  CABLEONE, US
 20940        4060         3881  AKAMAI-ASN1, NL
  8551        3912         3874  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3894         3861  VIASAT-SP-BACKBONE, US

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    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
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.12.76.0/24              3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.14.115.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     25674  UNALLOCATED  8.19.146.0/24             3356  LEVEL3, 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
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
23.131.185.0/24      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      /11:101     /12:299     
/13:582     /14:1199    /15:2076    /16:13500   /17:8298    /18:13883   
/19:25044   /20:43504   /21:52134   /22:110026  /23:98172   /24:547806  
/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        6016        6963  UNI2-AS, ES
  9121        5324        6167  TTNET, TR
  8151        4986       10972  Uninet S.A. de C.V., MX
 39891        3547        4556  ALJAWWALSTC-AS, SA
 11492        3455        4548  CABLEONE, US
  8551        3377        3912  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3328        3520  SHAW, CA
  7155        2983        3894  VIASAT-SP-BACKBONE, US
 22773        2724        3689  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2325        2668  TTNET, TR

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

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

   1:1626      2:1241      3:167       4:5         5:4104      6:110    
   7:5         8:1535      9:1        11:172      12:1594     13:373    
  14:2324     15:285      16:79       17:369      18:414      20:243    
  21:4        22:188      23:6064     24:2490     25:4        27:2725   
  29:19       31:2500     32:99       34:8        35:95       36:1847   
  37:4597     38:4012     39:831      40:144      41:3942     42:1052   
  43:2314     44:304      45:16471    46:4200     47:382      49:1727   
  50:1934     51:378      52:1543     54:395      55:863      56:8      
  57:81       58:1755     59:1172     60:1010     61:2416     62:2647   
  63:1938     64:5637     65:2322     66:4899     67:3040     68:1345   
  69:4086     70:1255     71:662      72:2980     74:2596     75:1465   
  76:597      77:2365     78:3932     79:3167     80:2066     81:1825   
  82:1482     83:1230     84:1514     85:3734     86:748      87:1922   
  88:2857     89:3554     90:591      91:7647     92:1986     93:2581   
  94:3527     95:4868     96:1315     97:344      98:1163     99:737    
 100:77      101:1063    102:2532    103:30812   104:4604    105:483    
 106:839     107:2534    108:912     109:4390    110:2048    111:3261   
 112:2026    113:1484    114:1599    115:2109    116:1850    117:2515   
 118:2289    119:1898    120:1714    121:1079    122:2593    123:2170   
 124:1542    125:2320    128:1313    129:1057    130:980     131:2018   
 132:843     133:405     134:1904    135:297     136:894     137:1064   
 138:2601    139:1534    140:1029    141:1482    142:1424    143:1443   
 144:1189    145:350     146:1901    147:1555    148:2297    149:1875   
 150:868     151:1134    152:1976    153:557     154:3846    155:1404   
 156:1657    157:1300    158:1047    159:2258    160:2571    161:1424   
 162:3555    163:1489    164:1689    165:1670    166:831     167:1756   
 168:3833    169:920     170:4578    171:889     172:3495    173:3061   
 174:1026    175:1163    176:3716    177:4748    178:3551    179:2153   
 180:2432    181:3372    182:3239    183:1936    184:2347    185:20021  
 186:4672    187:3935    188:4084    189:3452    190:9044    191:1439   
 192:10976   193:8860    194:7221    195:5122    196:2982    197:2385   
 198:5996    199:6105    200:7740    201:5878    202:10518   203:10247  
 204:4603    205:3512    206:3861    207:3395    208:4103    209:4811   
 210:4358    211:2422    212:4107    213:3557    214:1107    215:55     
 216:6585    217:2643    218:1293    219:472     220:2033    221:968    
 222:738     223:1972   

End of report


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