[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jul 16 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 16 Jul, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              187327
    Prefixes after maximum aggregation (per Origin AS):           84203
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      104284
    Number of IPv4 prefixes with a valid ROA:                     73557
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         113750
Total ASes present in the Internet Routing Table:                 16284
    Prefixes per ASN:                                             11.50
Origin-only ASes present in the Internet Routing Table:           13995
Origin ASes announcing only one prefix:                            6423
Transit ASes present in the Internet Routing Table:                2289
Transit-only ASes present in the Internet Routing Table:            623
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               225
    Number of instances of unregistered ASNs:                       226
Number of 32-bit ASNs allocated by the RIRs:                      44979
Number of 32-bit ASNs visible in the Routing Table:                6148
Prefixes from 32-bit ASNs in the Routing Table:                   21228
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             92
Number of addresses announced to Internet:                   1121372317
    Equivalent to 66 /8s, 214 /16s and 200 /24s
    Percentage of available address space announced:               30.3
    Percentage of allocated address space announced:               30.3
    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:       52017

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

Prefixes being announced by APNIC Region ASes:                    30382
    Total APNIC prefixes after maximum aggregation:                7214
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           29905
    Unique aggregates announced from the APNIC address blocks:     8235
APNIC Region origin ASes present in the Internet Routing Table:    1174
    APNIC Prefixes per ASN:                                       25.47
APNIC Region origin ASes announcing only one prefix:                477
APNIC Region transit ASes present in the Internet Routing Table:    197
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    518
Number of APNIC addresses announced to Internet:              201146220
    Equivalent to 11 /8s, 253 /16s and 63 /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:                     87536
    Total ARIN prefixes after maximum aggregation:                48190
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86165
    Unique aggregates announced from the ARIN address blocks:     53786
ARIN Region origin ASes present in the Internet Routing Table:     7312
    ARIN Prefixes per ASN:                                        11.78
ARIN Region origin ASes announcing only one prefix:                3180
ARIN Region transit ASes present in the Internet Routing Table:     664
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1508
Number of ARIN addresses announced to Internet:               654980961
    Equivalent to 39 /8s, 10 /16s and 55 /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, 393216-402332
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:                     31163
    Total RIPE prefixes after maximum aggregation:                16836
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            32181
    Unique aggregates announced from the RIPE address blocks:     24102
RIPE Region origin ASes present in the Internet Routing Table:     3313
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:                1436
RIPE Region transit ASes present in the Internet Routing Table:     531
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1223
Number of RIPE addresses announced to Internet:               163209936
    Equivalent to 9 /8s, 186 /16s and 98 /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:                   32962
    Total LACNIC prefixes after maximum aggregation:              10156
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          32681
    Unique aggregates announced from the LACNIC address blocks:   15383
LACNIC Region origin ASes present in the Internet Routing Table:   3545
    LACNIC Prefixes per ASN:                                       9.22
LACNIC Region origin ASes announcing only one prefix:              1242
LACNIC Region transit ASes present in the Internet Routing Table:   720
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2792
Number of LACNIC addresses announced to Internet:              74159360
    Equivalent to 4 /8s, 107 /16s and 149 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                   5059
    Total AfriNIC prefixes after maximum aggregation:              1638
    AfriNIC Deaggregation factor:                                  3.09
Prefixes being announced from the AfriNIC address blocks:          6303
    Unique aggregates announced from the AfriNIC address blocks:   2692
AfriNIC Region origin ASes present in the Internet Routing Table:   216
    AfriNIC Prefixes per ASN:                                     29.18
AfriNIC Region origin ASes announcing only one prefix:               88
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  107
Number of AfriNIC addresses announced to Internet:             27822336
    Equivalent to 1 /8s, 168 /16s and 137 /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        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1467        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         660      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         600       2147     465  SINET-AS Research Organization of Informa
 56040         488        490     108  CMNET-GUANGDONG-AP China Mobile communica
 45102         482        767     109  ALIBABA-CN-NET Alibaba US Technology Co.,

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10144      11542    3632  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2632       3225    1236  DNIC-ASBLK-00306-00371, US
  4155        1981        131    1301  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1301        384     581  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, US
 14618         975       4179     728  AMAZON-AES, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 20940        1277        102    1038  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         709         60      24  Jordan Data Communications, JO
  8452         584       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
212238         451         33     400  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 35819         411        394      38  MOBILY-AS Etihad Etisalat Company Mobily,
 13046         384         34       5  ASN-ISKON, HR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5505       1582     749  UNINET, MX
  3816        1323        777     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1101        324       7  Instituto Costarricense de Electricidad y
  6147        1080        369      22  Telefonica del Peru S.A.A., PE
 18881         827       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         530         73     228  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         315         41     261  Telmex Colombia S.A., CO
 22724         229         15     103  PUNTONET S.A., EC

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863         804        389      16  LINKdotNET-AS, EG
 29571         530         48     247  ORANGE-COTE-IVOIRE, CI
 36914         443         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         130          8      31  Cobranet, NG

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10144      11542    3632  AMAZON-02, US
  9808        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5505       1582     749  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2632       3225    1236  DNIC-ASBLK-00306-00371, US
  4155        1981        131    1301  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, US
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9663         9589  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5505         4756  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2632         1396  DNIC-ASBLK-00306-00371, US
 56041        1467         1394  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1589         1315  ATLANTICBB-JOHNSTOWN, US
  3816        1323         1128  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1101         1094  Instituto Costarricense de Electricidad y Telec

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     14652  UNALLOCATED  8.39.162.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.164.235.0/24           7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar

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

Unassigned Network     ASN Information  AS Name
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     Transit:    328766  RESERVED, ZZ
41.204.241.0/24      Origin:     36911  RESERVED, ZZ
41.204.241.0/24     Transit:    328766  RESERVED, ZZ

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:11       /9:6       /10:18      /11:30      /12:91      
/13:129     /14:356     /15:696     /16:5928    /17:2442    /18:2567    
/19:5426    /20:8416    /21:10924   /22:19935   /23:20467   /24:109678  
/25:42      /26:47      /27:68      /28:19      /29:16      /30:11      
/31:0       /32:4       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
  8151        2884        5505  UNINET, MX
 16509        2128       10144  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         955        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         935        1101  Instituto Costarricense de Electricidad y Telecom., CR
 19901         784         932  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         674        1080  Telefonica del Peru S.A.A., PE
  8376         552         709  Jordan Data Communications, JO
  7979         439        1024  SERVERS-COM, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:14        2:186       3:370       5:390       6:135       7:5      
   8:631      11:171      12:649      13:305      14:98       15:281    
  16:183      17:6        18:752      20:33       21:4        22:188    
  23:1796     24:715      25:2        27:29       29:19       31:160    
  32:1        34:10       35:59       36:1197     37:358      38:816    
  39:536      40:27       41:720      42:13       43:173      44:33     
  45:2784     46:600      47:99       49:12       50:272      51:356    
  52:1354     54:272      55:921      57:21       58:6        59:34     
  60:17       61:54       62:318      63:496      64:1478     65:811    
  66:1149     67:820      68:171      69:799      70:138      71:194    
  72:459      74:691      75:381      76:188      77:235      78:314    
  79:157      80:209      81:183      82:214      83:107      84:189    
  85:337      86:168      87:157      88:173      89:522      90:97     
  91:592      92:424      93:295      94:477      95:165      96:364    
  97:34       98:139      99:154     100:11      101:20      102:236    
 103:1159    104:704     105:77      106:3       107:185     108:308    
 109:249     110:27      111:1810    112:447     113:46      114:42     
 115:15      116:35      117:963     118:75      119:105     120:1091   
 121:36      122:80      123:22      124:56      125:20      128:358    
 129:275     130:517     131:836     132:538     133:196     134:342    
 135:88      136:387     137:478     138:836     139:389     140:587    
 141:317     142:720     143:647     144:335     145:67      146:469    
 147:405     148:597     149:470     150:292     151:520     152:578    
 153:117     154:526     155:632     156:447     157:289     158:313    
 159:653     160:851     161:488     162:686     163:273     164:655    
 165:395     166:140     167:421     168:1021    169:136     170:1257   
 171:63      172:941     173:788     174:173     175:44      176:253    
 177:989     178:266     179:546     180:58      181:901     182:23     
 183:828     184:311     185:2197    186:879     187:861     188:514    
 189:1221    190:2623    191:278     192:3843    193:1281    194:863    
 195:569     196:463     197:657     198:2003    199:3787    200:2562   
 201:2537    202:1087    203:650     204:1704    205:1690    206:1166   
 207:1123    208:910     209:1347    210:339     211:439     212:692    
 213:578     214:1011    215:42      216:1719    217:277     218:525    
 219:37      220:29      221:302     222:20      223:637    

End of report


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