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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jul 26 20:16:43 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 26 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:                              183961
    Prefixes after maximum aggregation (per Origin AS):           82560
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      102041
    Number of IPv4 prefixes with a valid ROA:                     72883
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         111058
Total ASes present in the Internet Routing Table:                 16087
    Prefixes per ASN:                                             11.44
Origin-only ASes present in the Internet Routing Table:           13837
Origin ASes announcing only one prefix:                            6337
Transit ASes present in the Internet Routing Table:                2250
Transit-only ASes present in the Internet Routing Table:            620
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:               230
    Number of instances of unregistered ASNs:                       231
Number of 32-bit ASNs allocated by the RIRs:                      45036
Number of 32-bit ASNs visible in the Routing Table:                6102
Prefixes from 32-bit ASNs in the Routing Table:                   20958
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:             94
Number of addresses announced to Internet:                   1119868061
    Equivalent to 66 /8s, 191 /16s and 212 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    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:       50152

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

Prefixes being announced by APNIC Region ASes:                    30286
    Total APNIC prefixes after maximum aggregation:                7230
    APNIC Deaggregation factor:                                    4.19
Prefixes being announced from the APNIC address blocks:           29856
    Unique aggregates announced from the APNIC address blocks:     8270
APNIC Region origin ASes present in the Internet Routing Table:    1172
    APNIC Prefixes per ASN:                                       25.47
APNIC Region origin ASes announcing only one prefix:                476
APNIC Region transit ASes present in the Internet Routing Table:    196
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:    502
Number of APNIC addresses announced to Internet:              202014572
    Equivalent to 12 /8s, 10 /16s and 127 /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:                     84992
    Total ARIN prefixes after maximum aggregation:                46536
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83538
    Unique aggregates announced from the ARIN address blocks:     51469
ARIN Region origin ASes present in the Internet Routing Table:     7172
    ARIN Prefixes per ASN:                                        11.65
ARIN Region origin ASes announcing only one prefix:                3114
ARIN Region transit ASes present in the Internet Routing Table:     629
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:    1469
Number of ARIN addresses announced to Internet:               653062241
    Equivalent to 38 /8s, 236 /16s and 240 /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:                     31100
    Total RIPE prefixes after maximum aggregation:                16850
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            32184
    Unique aggregates announced from the RIPE address blocks:     24227
RIPE Region origin ASes present in the Internet Routing Table:     3273
    RIPE Prefixes per ASN:                                         9.83
RIPE Region origin ASes announcing only one prefix:                1414
RIPE Region transit ASes present in the Internet Routing Table:     517
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:    1224
Number of RIPE addresses announced to Internet:               162797776
    Equivalent to 9 /8s, 180 /16s and 24 /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:                   32510
    Total LACNIC prefixes after maximum aggregation:              10195
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          32212
    Unique aggregates announced from the LACNIC address blocks:   15467
LACNIC Region origin ASes present in the Internet Routing Table:   3534
    LACNIC Prefixes per ASN:                                       9.11
LACNIC Region origin ASes announcing only one prefix:              1245
LACNIC Region transit ASes present in the Internet Routing Table:   726
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:  2803
Number of LACNIC addresses announced to Internet:              74099712
    Equivalent to 4 /8s, 106 /16s and 172 /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:                   4843
    Total AfriNIC prefixes after maximum aggregation:              1576
    AfriNIC Deaggregation factor:                                  3.07
Prefixes being announced from the AfriNIC address blocks:          6077
    Unique aggregates announced from the AfriNIC address blocks:   2520
AfriNIC Region origin ASes present in the Internet Routing Table:   215
    AfriNIC Prefixes per ASN:                                     28.27
AfriNIC Region origin ASes announcing only one prefix:               88
AfriNIC Region transit ASes present in the Internet Routing Table:   65
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  104
Number of AfriNIC addresses announced to Internet:             27838976
    Equivalent to 1 /8s, 168 /16s and 202 /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        9674       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        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         622      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         487        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10269      11565    3646  AMAZON-02, US
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2540       3185    1176  DNIC-ASBLK-00306-00371, US
  4155        2021        130    1318  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1302        384     581  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, US
 14618         985       4180     736  AMAZON-AES, US
   855         966        255      82  CANET-ASN-4, CA

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        1210         97     995  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         707         60      24  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         553        106     242  CONTABO, DE
212238         468         34     411  CDNEXT, GB
 35819         462        469      62  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         382         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        4859       1579     669  UNINET, MX
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1100        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         536         73     232  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         44     284  Telmex Colombia S.A., CO
 27843         231         20      33  WIN EMPRESAS S.A.C., PE

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         748        389      16  LINKdotNET-AS, EG
 29571         540         48     255  ORANGE-COTE-IVOIRE, CI
 36914         452         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 24835         142        142      85  RAYA-AS, EG
 37480         129          8      34  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       10269      11565    3646  AMAZON-02, US
  9808        9674       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        4859       1579     669  UNINET, MX
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2540       3185    1176  DNIC-ASBLK-00306-00371, US
  4155        2021        130    1318  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 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        9674         9600  CHINAMOBILE-CN China Mobile Communications Grou
  8151        4859         4190  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  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
   367        2540         1364  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1315         1113  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1081  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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM

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     /14:358     /15:697     /16:5881    /17:2425    /18:2540    
/19:5405    /20:8288    /21:10839   /22:19525   /23:20157   /24:107356  
/25:42      /26:46      /27:67      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2382        4859  UNINET, MX
 16509        2157       10269  AMAZON-02, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         789         937  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         694        1100  Telefonica del Peru S.A.A., PE
  8376         554         707  Jordan Data Communications, JO
 36914         442         452  KENET-AS, KE
  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)
----------------------------------------------

   1:13        2:184       3:384       5:394       6:135       7:5      
   8:621      11:171      12:652      13:313      14:99       15:285    
  16:182      17:6        18:753      20:33       21:4        22:188    
  23:1709     24:382      25:2        27:34       29:19       31:164    
  32:1        34:10       35:60       36:1195     37:393      38:812    
  39:536      40:27       41:722      42:12       43:172      44:26     
  45:2761     46:615      47:88       49:13       50:271      51:353    
  52:1356     54:276      55:927      57:20       58:33       59:34     
  60:17       61:54       62:323      63:486      64:1437     65:780    
  66:1141     67:678      68:165      69:717      70:139      71:193    
  72:368      74:680      75:382      76:186      77:241      78:279    
  79:159      80:203      81:181      82:219      83:101      84:196    
  85:341      86:170      87:151      88:175      89:534      90:97     
  91:599      92:410      93:314      94:474      95:166      96:158    
  97:34       98:132      99:154     100:11      101:18      102:223    
 103:1129    104:652     105:77      106:3       107:186     108:306    
 109:259     110:24      111:1812    112:447     113:35      114:36     
 115:19      116:34      117:962     118:75      119:105     120:1104   
 121:37      122:77      123:20      124:57      125:19      128:345    
 129:269     130:510     131:841     132:536     133:197     134:338    
 135:82      136:385     137:433     138:841     139:385     140:579    
 141:327     142:708     143:687     144:335     145:66      146:465    
 147:380     148:583     149:444     150:290     151:528     152:536    
 153:116     154:496     155:625     156:440     157:292     158:314    
 159:555     160:607     161:498     162:660     163:270     164:657    
 165:388     166:161     167:406     168:1017    169:139     170:1208   
 171:68      172:927     173:617     174:90      175:48      176:262    
 177:1034    178:222     179:555     180:53      181:925     182:24     
 183:829     184:193     185:2345    186:917     187:951     188:512    
 189:1057    190:2702    191:270     192:3788    193:1310    194:867    
 195:578     196:414     197:676     198:1971    199:3798    200:2579   
 201:2263    202:1091    203:652     204:1700    205:1691    206:1141   
 207:1099    208:868     209:1314    210:346     211:442     212:695    
 213:580     214:1022    215:42      216:1658    217:274     218:526    
 219:38      220:30      221:302     222:20      223:635    

End of report


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