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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jul 13 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 13 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:                              186006
    Prefixes after maximum aggregation (per Origin AS):           83900
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      103940
    Number of IPv4 prefixes with a valid ROA:                     73206
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         112778
Total ASes present in the Internet Routing Table:                 15894
    Prefixes per ASN:                                             11.70
Origin-only ASes present in the Internet Routing Table:           13690
Origin ASes announcing only one prefix:                            6286
Transit ASes present in the Internet Routing Table:                2204
Transit-only ASes present in the Internet Routing Table:            621
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:               217
    Number of instances of unregistered ASNs:                       218
Number of 32-bit ASNs allocated by the RIRs:                      44961
Number of 32-bit ASNs visible in the Routing Table:                5793
Prefixes from 32-bit ASNs in the Routing Table:                   19660
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:             95
Number of addresses announced to Internet:                   1122558877
    Equivalent to 66 /8s, 232 /16s and 227 /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:       51977

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

Prefixes being announced by APNIC Region ASes:                    30354
    Total APNIC prefixes after maximum aggregation:                7209
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           29872
    Unique aggregates announced from the APNIC address blocks:     8213
APNIC Region origin ASes present in the Internet Routing Table:    1168
    APNIC Prefixes per ASN:                                       25.58
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:    517
Number of APNIC addresses announced to Internet:              202175340
    Equivalent to 12 /8s, 12 /16s and 243 /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:                     87788
    Total ARIN prefixes after maximum aggregation:                48342
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86381
    Unique aggregates announced from the ARIN address blocks:     53965
ARIN Region origin ASes present in the Internet Routing Table:     7314
    ARIN Prefixes per ASN:                                        11.81
ARIN Region origin ASes announcing only one prefix:                3179
ARIN Region transit ASes present in the Internet Routing Table:     667
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:    1507
Number of ARIN addresses announced to Internet:               655328353
    Equivalent to 39 /8s, 15 /16s and 132 /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:                     31456
    Total RIPE prefixes after maximum aggregation:                17005
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            32483
    Unique aggregates announced from the RIPE address blocks:     24354
RIPE Region origin ASes present in the Internet Routing Table:     3355
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:                1441
RIPE Region transit ASes present in the Internet Routing Table:     532
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:    1233
Number of RIPE addresses announced to Internet:               163476688
    Equivalent to 9 /8s, 190 /16s and 116 /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:                   31203
    Total LACNIC prefixes after maximum aggregation:               9621
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          30923
    Unique aggregates announced from the LACNIC address blocks:   14741
LACNIC Region origin ASes present in the Internet Routing Table:   3129
    LACNIC Prefixes per ASN:                                       9.88
LACNIC Region origin ASes announcing only one prefix:              1111
LACNIC Region transit ASes present in the Internet Routing Table:   632
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2434
Number of LACNIC addresses announced to Internet:              73722368
    Equivalent to 4 /8s, 100 /16s and 234 /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:                   4988
    Total AfriNIC prefixes after maximum aggregation:              1555
    AfriNIC Deaggregation factor:                                  3.21
Prefixes being announced from the AfriNIC address blocks:          6252
    Unique aggregates announced from the AfriNIC address blocks:   2578
AfriNIC Region origin ASes present in the Internet Routing Table:   207
    AfriNIC Prefixes per ASN:                                     30.20
AfriNIC Region origin ASes announcing only one prefix:               78
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:  102
Number of AfriNIC addresses announced to Internet:             27798272
    Equivalent to 1 /8s, 168 /16s and 43 /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         662      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     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       10120      11538    3634  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2617       3224    1219  DNIC-ASBLK-00306-00371, US
  4155        1976        127    1295  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        1300        384     583  DNIC-ASBLK-05800-06055, US
  7979        1016         66     206  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    1036  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         706         60      24  Jordan Data Communications, JO
  8452         584       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
212238         453         33     402  CDNEXT, GB
 35819         432        415      44  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
 57878         382         31     188  PRAGER-IT, AT

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        5711       1641     757  UNINET, MX
  3816        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087        324       6  Instituto Costarricense de Electricidad y
  6147        1079        369      22  Telefonica del Peru S.A.A., PE
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       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         357         49     295  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         810        389      16  LINKdotNET-AS, EG
 29571         527         48     245  ORANGE-COTE-IVOIRE, CI
 36914         439         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         152        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       10120      11538    3634  AMAZON-02, US
  9808        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5711       1641     757  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2617       3224    1219  DNIC-ASBLK-00306-00371, US
  4155        1976        127    1295  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        5711         4954  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2617         1398  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        1322         1122  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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     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

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
41.74.44.0/24        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
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      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     /15:698     /16:5932    /17:2445    /18:2571    
/19:5452    /20:8410    /21:10969   /22:19595   /23:20165   /24:108920  
/25:42      /26:47      /27:68      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2976        5711  UNINET, MX
 16509        2131       10120  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         955        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         783         931  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         673        1079  Telefonica del Peru S.A.A., PE
  8376         549         706  Jordan Data Communications, JO
  7979         439        1016  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        2:188       3:367       5:388       6:135       7:5      
   8:627      11:171      12:653      13:303      14:99       15:281    
  16:183      17:6        18:749      20:34       21:4        22:188    
  23:1799     24:713      25:2        27:27       29:19       31:163    
  32:1        34:10       35:59       36:1196     37:368      38:818    
  39:536      40:27       41:735      42:13       43:174      44:33     
  45:2550     46:600      47:99       49:12       50:269      51:355    
  52:1354     54:272      55:863      57:21       58:6        59:34     
  60:17       61:55       62:324      63:495      64:1491     65:813    
  66:1159     67:846      68:177      69:814      70:141      71:194    
  72:466      74:707      75:381      76:188      77:238      78:319    
  79:157      80:216      81:182      82:215      83:107      84:190    
  85:337      86:163      87:157      88:173      89:518      90:97     
  91:601      92:425      93:300      94:478      95:173      96:359    
  97:34       98:139      99:153     100:11      101:17      102:222    
 103:1154    104:702     105:76      106:3       107:180     108:309    
 109:253     110:27      111:1809    112:447     113:46      114:35     
 115:15      116:34      117:963     118:76      119:105     120:1091   
 121:36      122:80      123:21      124:56      125:19      128:356    
 129:277     130:523     131:791     132:548     133:196     134:341    
 135:88      136:386     137:423     138:783     139:389     140:591    
 141:330     142:720     143:600     144:334     145:67      146:467    
 147:402     148:588     149:466     150:292     151:522     152:578    
 153:117     154:531     155:629     156:445     157:288     158:321    
 159:657     160:851     161:461     162:696     163:274     164:662    
 165:399     166:138     167:410     168:977     169:138     170:1206   
 171:63      172:927     173:789     174:173     175:44      176:259    
 177:841     178:273     179:523     180:57      181:882     182:21     
 183:828     184:312     185:2276    186:762     187:914     188:514    
 189:1137    190:2659    191:265     192:3831    193:1279    194:868    
 195:569     196:417     197:702     198:2006    199:3787    200:2494   
 201:2468    202:1078    203:641     204:1704    205:1690    206:1192   
 207:1104    208:988     209:1353    210:338     211:439     212:692    
 213:581     214:1011    215:42      216:1718    217:300     218:525    
 219:29      220:29      221:302     222:20      223:638    

End of report


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