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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 19 21:13:22 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 19 Dec, 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:                              936090
    Prefixes after maximum aggregation (per Origin AS):          356790
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      455748
    Number of IPv4 prefixes with a valid ROA:                    434963
    Number of IPv4 prefixes with an invalid ROA:                   2217
    Number of IPv4 prefixes with no ROA:                         498910
Total ASes present in the Internet Routing Table:                 75149
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           64591
Origin ASes announcing only one prefix:                           26531
Transit ASes present in the Internet Routing Table:               10558
Transit-only ASes present in the Internet Routing Table:            469
Paths with bogon ASNs present in the IPv4 Routing Table:             47
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      46
    Max AS path prepend of ASN (264996)                              33
Prefixes from unregistered ASNs in the Routing Table:              1076
    Number of instances of unregistered ASNs:                      1080
Number of 32-bit ASNs allocated by the RIRs:                      43239
Number of 32-bit ASNs visible in the Routing Table:               35572
Prefixes from 32-bit ASNs in the Routing Table:                  178757
Number of bogon 32-bit ASNs visible in the Routing Table:            29
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            515
Number of addresses announced to Internet:                   3047520256
    Equivalent to 181 /8s, 165 /16s and 120 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    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:      310428

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

Prefixes being announced by APNIC Region ASes:                   248200
    Total APNIC prefixes after maximum aggregation:               71689
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          241413
    Unique aggregates announced from the APNIC address blocks:    99577
APNIC Region origin ASes present in the Internet Routing Table:   13832
    APNIC Prefixes per ASN:                                       17.45
APNIC Region origin ASes announcing only one prefix:               4169
APNIC Region transit ASes present in the Internet Routing Table:   1868
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9197
Number of APNIC addresses announced to Internet:              770860544
    Equivalent to 45 /8s, 242 /16s and 102 /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, 131072-153913
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:                    273555
    Total ARIN prefixes after maximum aggregation:               124444
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           278188
    Unique aggregates announced from the ARIN address blocks:    132624
ARIN Region origin ASes present in the Internet Routing Table:    19064
    ARIN Prefixes per ASN:                                        14.59
ARIN Region origin ASes announcing only one prefix:                6942
ARIN Region transit ASes present in the Internet Routing Table:    1921
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4821
Number of ARIN addresses announced to Internet:              1275559936
    Equivalent to 76 /8s, 7 /16s and 128 /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:                    262676
    Total RIPE prefixes after maximum aggregation:               125019
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:           257206
    Unique aggregates announced from the RIPE address blocks:    160736
RIPE Region origin ASes present in the Internet Routing Table:    28495
    RIPE Prefixes per ASN:                                         9.03
RIPE Region origin ASes announcing only one prefix:               12102
RIPE Region transit ASes present in the Internet Routing Table:    3888
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11489
Number of RIPE addresses announced to Internet:               714618624
    Equivalent to 42 /8s, 152 /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
                       196608-216475
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:                  120118
    Total LACNIC prefixes after maximum aggregation:              28869
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118836
    Unique aggregates announced from the LACNIC address blocks:   49428
LACNIC Region origin ASes present in the Internet Routing Table:  11064
    LACNIC Prefixes per ASN:                                      10.74
LACNIC Region origin ASes announcing only one prefix:              2676
LACNIC Region transit ASes present in the Internet Routing Table:  2362
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        46
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8905
Number of LACNIC addresses announced to Internet:             178370560
    Equivalent to 10 /8s, 161 /16s and 184 /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:                  30465
    Total AfriNIC prefixes after maximum aggregation:              6034
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         39931
    Unique aggregates announced from the AfriNIC address blocks:  12956
AfriNIC Region origin ASes present in the Internet Routing Table:  1817
    AfriNIC Prefixes per ASN:                                     21.98
AfriNIC Region origin ASes announcing only one prefix:              642
AfriNIC Region transit ASes present in the Internet Routing Table:  350
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1160
Number of AfriNIC addresses announced to Internet:            107750656
    Equivalent to 6 /8s, 108 /16s and 37 /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        9773       8734      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5672        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4470        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3599       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3400        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3249       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        3020       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2941       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2654        854     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2232      11258     588  KIXS-AS-KR Korea Telecom, KR

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        9428      11194    3388  AMAZON-02, US
 11492        4562        303     680  CABLEONE, US
  7155        4176        288      96  VIASAT-SP-BACKBONE, US
  6327        3566       1320      69  SHAW, CA
 22773        3484       3071     297  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3196       1416    2320  AKAMAI-AS, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2961       3855    1420  DNIC-ASBLK-00306-00371, US
396982        2736       3637     383  GOOGLE-CLOUD-PLATFORM, US
  7018        2523      23624    1570  ATT-INTERNET4, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7566       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4004       3397     141  AKAMAI-ASN1, NL
  9009        3501        301    1637  M247, RO
  8551        3369        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2961       2301     910  ROSTELECOM-AS, RU
 34984        2327        360     591  TELLCOM-AS, TR
 13188        1607        100      26  TRIOLAN, UA
 58224        1589        887     594  TCI, IR
  8452        1527       1852      14  TE-AS TE-AS, EG

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       12138       3379     595  UNINET, MX
 10620        3519        497     886  Telmex Colombia S.A., CO
 13999        2492        339     635  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1345       2318     237  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1097        177     431  Techtel LMDS Comunicaciones Interactiva
  6147        1084        369      22  Telefonica del Peru S.A.A., PE
 22884        1071        101     392  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

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        1596        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1053         68      50  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         526         82       3  KENET-AS, KE
 15399         502         53      41  WANANCHI-, KE
 37342         490         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       12138       3379     595  UNINET, MX
  9808        9773       8734      47  CHINAMOBILE-CN China Mobile Communicati
 16509        9428      11194    3388  AMAZON-02, US
 12479        7566       1714     146  UNI2-AS, ES
  7545        5672        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4562        303     680  CABLEONE, US
 18403        4470        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        288      96  VIASAT-SP-BACKBONE, US
 20940        4004       3397     141  AKAMAI-ASN1, NL

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        9773         9726  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7566         7420  UNI2-AS, ES
 16509        9428         6040  AMAZON-02, US
  7545        5672         4986  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4470         4445  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4080  VIASAT-SP-BACKBONE, US
 11492        4562         3882  CABLEONE, US
 20940        4004         3863  AKAMAI-ASN1, NL
  7713        3599         3535  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, 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
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
100.120.27.0/24            2027  MILKYWAN MilkyWan, FR
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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.168.24.0/24       Origin:    393577  TRITAN, US
23.168.24.0/24      Transit:      1299  TWELVE99 Arelion, fka Telia Carrier, SE
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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       /9:14      /10:38      /11:99      /12:298     
/13:581     /14:1191    /15:2088    /16:13441   /17:8251    /18:13795   
/19:25018   /20:43924   /21:51577   /22:110610  /23:99725   /24:565423  
/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        6653        7566  UNI2-AS, ES
  8151        6154       12138  UNINET, MX
 11492        3476        4562  CABLEONE, US
  6327        3371        3566  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3120        4176  VIASAT-SP-BACKBONE, US
  8551        2846        3369  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2537        3484  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2130        2473  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2122        3519  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)
----------------------------------------------

   1:2258      2:1407      3:280       4:5         5:4397      6:163    
   7:6         8:1511      9:1        11:172      12:1489     13:372    
  14:2324     15:308      16:206      17:361      18:706      20:341    
  21:4        22:188      23:6576     24:2604     25:2        27:2598   
  29:19       31:2544     32:53       34:35       35:118      36:2093   
  37:4494     38:5713     39:882      40:147      41:4121     42:2156   
  43:2312     44:328      45:16686    46:4397     47:298      49:1896   
  50:1894     51:573      52:1595     54:386      55:883      56:5      
  57:130      58:1938     59:1164     60:1009     61:2593     62:2752   
  63:1910     64:5494     65:2228     66:5016     67:3047     68:1331   
  69:4056     70:1170     71:618      72:2931     74:2635     75:1551   
  76:629      77:2342     78:1822     79:3015     80:2110     81:1867   
  82:1533     83:1322     84:1625     85:2980     86:786      87:1963   
  88:1228     89:3951     90:652      91:7896     92:2176     93:2637   
  94:3586     95:4016     96:1300     97:316      98:1020     99:737    
 100:96      101:1152    102:3026    103:32547   104:4778    105:600    
 106:979     107:2755    108:1147    109:4184    110:2140    111:3150   
 112:2080    113:1708    114:1744    115:2057    116:1934    117:2512   
 118:2758    119:1963    120:1784    121:1287    122:2651    123:2199   
 124:1590    125:2778    128:1501    129:915     130:1066    131:2009   
 132:872     133:411     134:1707    135:295     136:911     137:1135   
 138:2745    139:1559    140:1340    141:1353    142:1542    143:1533   
 144:1006    145:336     146:2006    147:1643    148:2496    149:2393   
 150:1020    151:1309    152:1848    153:595     154:5383    155:1370   
 156:2104    157:1386    158:1078    159:2209    160:2625    161:1623   
 162:3595    163:1645    164:1633    165:1880    166:1082    167:1746   
 168:3851    169:791     170:4698    171:955     172:3766    173:3014   
 174:893     175:1225    176:3578    177:4667    178:3551    179:2203   
 180:2397    181:3608    182:3409    183:2025    184:2264    185:20504  
 186:4835    187:4293    188:4000    189:3962    190:9314    191:1491   
 192:11005   193:8988    194:7342    195:5217    196:3144    197:2641   
 198:6005    199:6779    200:8083    201:6245    202:10503   203:10212  
 204:4591    205:3655    206:4452    207:3485    208:4104    209:4951   
 210:4560    211:2537    212:4212    213:3378    214:1128    215:49     
 216:6764    217:2769    218:1319    219:477     220:2030    221:1024   
 222:795     223:2192   

End of report


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