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

REN Routing Table Report cscora at frr.nsrc.org
Sun Feb 5 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sun 05 Feb, 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:                              917650
    Prefixes after maximum aggregation (per Origin AS):          347688
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      445916
    Number of IPv4 prefixes with a valid ROA:                    379663
    Number of IPv4 prefixes with an invalid ROA:                   2958
    Number of IPv4 prefixes with no ROA:                         535029
Total ASes present in the Internet Routing Table:                 74083
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63643
Origin ASes announcing only one prefix:                           26127
Transit ASes present in the Internet Routing Table:               10440
Transit-only ASes present in the Internet Routing Table:            437
Paths with bogon ASNs present in the IPv4 Routing Table:             65
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:              1043
    Number of instances of unregistered ASNs:                      1055
Number of 32-bit ASNs allocated by the RIRs:                      41198
Number of 32-bit ASNs visible in the Routing Table:               34106
Prefixes from 32-bit ASNs in the Routing Table:                  166870
Number of bogon 32-bit ASNs visible in the Routing Table:            56
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            517
Number of addresses announced to Internet:                   3061921280
    Equivalent to 182 /8s, 129 /16s and 54 /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:      311610

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

Prefixes being announced by APNIC Region ASes:                   238211
    Total APNIC prefixes after maximum aggregation:               68470
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233298
    Unique aggregates announced from the APNIC address blocks:    97946
APNIC Region origin ASes present in the Internet Routing Table:   13241
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               3830
APNIC Region transit ASes present in the Internet Routing Table:   1784
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8528
Number of APNIC addresses announced to Internet:              773236480
    Equivalent to 46 /8s, 22 /16s and 167 /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:                    267111
    Total ARIN prefixes after maximum aggregation:               121656
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269016
    Unique aggregates announced from the ARIN address blocks:    130105
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.11
ARIN Region origin ASes announcing only one prefix:                6995
ARIN Region transit ASes present in the Internet Routing Table:    1946
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4732
Number of ARIN addresses announced to Internet:              1285734144
    Equivalent to 76 /8s, 162 /16s and 191 /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:                    264541
    Total RIPE prefixes after maximum aggregation:               122621
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261071
    Unique aggregates announced from the RIPE address blocks:    156274
RIPE Region origin ASes present in the Internet Routing Table:    28228
    RIPE Prefixes per ASN:                                         9.25
RIPE Region origin ASes announcing only one prefix:               12035
RIPE Region transit ASes present in the Internet Routing Table:    3915
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11002
Number of RIPE addresses announced to Internet:               718387968
    Equivalent to 42 /8s, 209 /16s and 187 /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:                  117527
    Total LACNIC prefixes after maximum aggregation:              28439
    LACNIC Deaggregation factor:                                   4.13
Prefixes being announced from the LACNIC address blocks:         116780
    Unique aggregates announced from the LACNIC address blocks:   49124
LACNIC Region origin ASes present in the Internet Routing Table:  10999
    LACNIC Prefixes per ASN:                                      10.62
LACNIC Region origin ASes announcing only one prefix:              2666
LACNIC Region transit ASes present in the Internet Routing Table:  2267
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8779
Number of LACNIC addresses announced to Internet:             176187648
    Equivalent to 10 /8s, 128 /16s and 105 /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:                  29217
    Total AfriNIC prefixes after maximum aggregation:              5738
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         36967
    Unique aggregates announced from the AfriNIC address blocks:  12044
AfriNIC Region origin ASes present in the Internet Routing Table:  1718
    AfriNIC Prefixes per ASN:                                     21.52
AfriNIC Region origin ASes announcing only one prefix:              601
AfriNIC Region transit ASes present in the Internet Routing Table:  334
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: 1065
Number of AfriNIC addresses announced to Internet:            108055552
    Equivalent to 6 /8s, 112 /16s and 204 /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        9445       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5871        786     703  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3522       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3405       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3363       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2726        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2363        847     437  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2285      11250     588  KIXS-AS-KR Korea Telecom, KR
  4538        2259       4192      73  ERX-CERNET-BKB China Education and Rese
 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        7915      10730    2911  AMAZON-02, US
 11492        4533        300     601  CABLEONE, US
  7155        3899        265      33  VIASAT-SP-BACKBONE, US
 22773        3669       3081     297  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3323       1681    2425  AKAMAI-AS, US
   749        3038      50571    2305  DNIC-AS-00749, US
  7018        2590      24126    1572  ATT-INTERNET4, US
396982        2589       3496     365  GOOGLE-CLOUD-PLATFORM, US
 30036        2567        367     353  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        6987       1706     146  UNI2-AS, ES
  9121        6146       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4046       3399     172  AKAMAI-ASN1, NL
  8551        3897        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2918       2290     908  ROSTELECOM-AS, RU
  9009        2692        255    1372  M247, RO
 47331        2644        382    1988  TTNET, TR
 34984        2259        359     608  TELLCOM-AS, TR
  6849        2197        339      19  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       11083       3346     589  Uninet S.A. de C.V., MX
 10620        3479        508     859  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2235        370     601  Mega Cable, S.A. de C.V., MX
 28573        1353       2328     263  Claro NXT Telecomunicacoes Ltda, BR
  6503        1298        339     518  Axtel, S.A.B. de C.V., MX
  3816        1290        742     155  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1150        369      22  Telefonica del Peru S.A.A., PE
 11664        1109        181     456  Techtel LMDS Comunicaciones Interactiva
 26615        1018       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
 24863        1496        393      21  LINKdotNET-AS, EG
 24835        1491        533      30  RAYA-AS, EG
 36992        1349       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571         996         67      53  ORANGE-COTE-IVOIRE, CI
 36935         881        520      42  Vodafone-, EG
  6713         548       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 37342         494         32       1  MOVITEL, MZ
 24757         492         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       11083       3346     589  Uninet S.A. de C.V., MX
  9808        9445       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7915      10730    2911  AMAZON-02, US
 12479        6987       1706     146  UNI2-AS, ES
  9121        6146       1692      17  TTNET, TR
  7545        5871        786     703  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4533        300     601  CABLEONE, US
 20940        4046       3399     172  AKAMAI-ASN1, NL
  7155        3899        265      33  VIASAT-SP-BACKBONE, US

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        9445         9398  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6987         6841  UNI2-AS, ES
  9121        6146         6129  TTNET, TR
  7545        5871         5168  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7915         5004  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4533         3932  CABLEONE, US
 20940        4046         3874  AKAMAI-ASN1, NL
  7155        3899         3866  VIASAT-SP-BACKBONE, US
  8551        3897         3860  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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     
/13:580     /14:1198    /15:2075    /16:13482   /17:8289    /18:13863   
/19:25023   /20:43657   /21:52026   /22:109992  /23:98244   /24:548752  
/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        6050        6987  UNI2-AS, ES
  9121        5303        6146  TTNET, TR
  8151        5090       11083  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3448        4533  CABLEONE, US
  8551        3369        3897  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        2988        3899  VIASAT-SP-BACKBONE, US
 22773        2710        3669  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2301        2644  TTNET, TR

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

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

   1:1631      2:1244      3:168       4:5         5:4246      6:115    
   7:5         8:1526      9:1        11:172      12:1588     13:380    
  14:2349     15:290      16:79       17:366      18:394      20:243    
  21:4        22:188      23:6064     24:2518     25:4        27:2710   
  29:19       31:2498     32:106      34:9        35:106      36:1892   
  37:4590     38:4090     39:836      40:154      41:4027     42:1061   
  43:2330     44:304      45:16411    46:4120     47:381      49:1733   
  50:1837     51:382      52:1556     54:395      55:857      56:8      
  57:83       58:1754     59:1174     60:996      61:2420     62:2625   
  63:1934     64:5675     65:2315     66:4931     67:3042     68:1349   
  69:4145     70:1253     71:660      72:2970     74:2598     75:1457   
  76:602      77:2402     78:3918     79:3176     80:2073     81:1842   
  82:1484     83:1245     84:1522     85:3742     86:751      87:1956   
  88:2865     89:3573     90:596      91:7657     92:2007     93:2596   
  94:3535     95:4875     96:1330     97:346      98:1159     99:741    
 100:76      101:1067    102:2579    103:30992   104:4580    105:485    
 106:847     107:2520    108:905     109:4394    110:2074    111:3289   
 112:2041    113:1498    114:1601    115:2076    116:1850    117:2549   
 118:2293    119:1908    120:1737    121:1085    122:2599    123:2177   
 124:1549    125:2330    128:1320    129:1059    130:984     131:1995   
 132:840     133:404     134:1914    135:297     136:866     137:1070   
 138:2583    139:1557    140:1187    141:1471    142:1429    143:1495   
 144:1202    145:353     146:1890    147:1558    148:2298    149:1890   
 150:877     151:1141    152:1948    153:559     154:3907    155:1399   
 156:1674    157:1296    158:1007    159:2272    160:2540    161:1429   
 162:3534    163:1497    164:1618    165:1668    166:835     167:1755   
 168:3871    169:922     170:4565    171:868     172:3518    173:2961   
 174:1024    175:1174    176:3687    177:4587    178:3553    179:2141   
 180:2412    181:3390    182:3239    183:1934    184:2345    185:20014  
 186:4667    187:3912    188:4081    189:3489    190:9100    191:1436   
 192:10965   193:8820    194:7240    195:5135    196:3055    197:2416   
 198:5946    199:6103    200:7761    201:5854    202:10551   203:10237  
 204:4592    205:3505    206:3873    207:3415    208:4077    209:4816   
 210:4365    211:2427    212:4114    213:3561    214:1089    215:56     
 216:6609    217:2640    218:1296    219:463     220:2025    221:973    
 222:740     223:2058   

End of report


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