[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 20 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 20 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:                              188037
    Prefixes after maximum aggregation (per Origin AS):           84521
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      104813
    Number of IPv4 prefixes with a valid ROA:                     74358
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         113660
Total ASes present in the Internet Routing Table:                 16302
    Prefixes per ASN:                                             11.53
Origin-only ASes present in the Internet Routing Table:           14004
Origin ASes announcing only one prefix:                            6432
Transit ASes present in the Internet Routing Table:                2298
Transit-only ASes present in the Internet Routing Table:            624
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:               226
    Number of instances of unregistered ASNs:                       227
Number of 32-bit ASNs allocated by the RIRs:                      45022
Number of 32-bit ASNs visible in the Routing Table:                6151
Prefixes from 32-bit ASNs in the Routing Table:                   21075
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:                   1122597021
    Equivalent to 66 /8s, 233 /16s and 120 /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:       52397

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

Prefixes being announced by APNIC Region ASes:                    30393
    Total APNIC prefixes after maximum aggregation:                7245
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29911
    Unique aggregates announced from the APNIC address blocks:     8300
APNIC Region origin ASes present in the Internet Routing Table:    1170
    APNIC Prefixes per ASN:                                       25.56
APNIC Region origin ASes announcing only one prefix:                479
APNIC Region transit ASes present in the Internet Routing Table:    198
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:              202029420
    Equivalent to 12 /8s, 10 /16s and 185 /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:                     87677
    Total ARIN prefixes after maximum aggregation:                48180
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86301
    Unique aggregates announced from the ARIN address blocks:     53832
ARIN Region origin ASes present in the Internet Routing Table:     7319
    ARIN Prefixes per ASN:                                        11.79
ARIN Region origin ASes announcing only one prefix:                3181
ARIN Region transit ASes present in the Internet Routing Table:     666
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:    1504
Number of ARIN addresses announced to Internet:               654923617
    Equivalent to 39 /8s, 9 /16s and 87 /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:                     31574
    Total RIPE prefixes after maximum aggregation:                17138
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            32609
    Unique aggregates announced from the RIPE address blocks:     24565
RIPE Region origin ASes present in the Internet Routing Table:     3335
    RIPE Prefixes per ASN:                                         9.78
RIPE Region origin ASes announcing only one prefix:                1438
RIPE Region transit ASes present in the Internet Routing Table:     537
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:    1244
Number of RIPE addresses announced to Internet:               163477456
    Equivalent to 9 /8s, 190 /16s and 119 /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:                   33223
    Total LACNIC prefixes after maximum aggregation:              10166
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          32944
    Unique aggregates announced from the LACNIC address blocks:   15405
LACNIC Region origin ASes present in the Internet Routing Table:   3546
    LACNIC Prefixes per ASN:                                       9.29
LACNIC Region origin ASes announcing only one prefix:              1251
LACNIC Region transit ASes present in the Internet Routing Table:   720
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:  2800
Number of LACNIC addresses announced to Internet:              74396672
    Equivalent to 4 /8s, 111 /16s and 52 /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:                   4944
    Total AfriNIC prefixes after maximum aggregation:              1622
    AfriNIC Deaggregation factor:                                  3.05
Prefixes being announced from the AfriNIC address blocks:          6177
    Unique aggregates announced from the AfriNIC address blocks:   2622
AfriNIC Region origin ASes present in the Internet Routing Table:   208
    AfriNIC Prefixes per ASN:                                     29.70
AfriNIC Region origin ASes announcing only one prefix:               83
AfriNIC Region transit ASes present in the Internet Routing Table:   64
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:  101
Number of AfriNIC addresses announced to Internet:             27708416
    Equivalent to 1 /8s, 166 /16s and 204 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9664       8746      74  CHINAMOBILE-CN China Mobile Communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        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         651      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
 45102         483        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       10179      11546    3627  AMAZON-02, US
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2622       3225    1227  DNIC-ASBLK-00306-00371, US
  4155        1995        128    1306  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         982       4179     733  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        1278        102    1041  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         702         60      24  Jordan Data Communications, JO
  8452         578       1841      11  TE-AS TE-AS, EG
 51167         552        105     241  CONTABO, DE
212238         454         33     403  CDNEXT, GB
 35819         443        439      53  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        5557       1602     668  UNINET, MX
  3816        1326        783     198  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         874       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         533         73     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         341         44     283  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         754        389      16  LINKdotNET-AS, EG
 29571         532         48     248  ORANGE-COTE-IVOIRE, CI
 36914         450         82       3  KENET-AS, KE
  2018         377        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 24835         151        152      90  RAYA-AS, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, 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       10179      11546    3627  AMAZON-02, US
  9808        9664       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5557       1602     668  UNINET, MX
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2622       3225    1227  DNIC-ASBLK-00306-00371, US
  4155        1995        128    1306  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        9664         9590  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5557         4889  UNINET, MX
 56047        1508         1460  CMNET-HUNAN-AP China Mobile communications corp
   367        2622         1395  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        1326         1128  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
41.57.127.0/24       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
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     /16:5919    /17:2441    /18:2561    
/19:5452    /20:8483    /21:11060   /22:19944   /23:20578   /24:110054  
/25:42      /26:46      /27:68      /28:17      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2833        5557  UNINET, MX
 16509        2136       10179  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         785         933  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         673        1079  Telefonica del Peru S.A.A., PE
  8376         550         702  Jordan Data Communications, JO
 36914         440         450  KENET-AS, KE

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

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

   1:13        2:189       3:374       5:397       6:135       7:5      
   8:628      11:171      12:650      13:307      14:98       15:281    
  16:182      17:6        18:752      20:33       21:4        22:188    
  23:1800     24:716      25:2        27:30       29:19       31:170    
  32:1        34:10       35:59       36:1197     37:385      38:808    
  39:536      40:27       41:732      42:13       43:176      44:33     
  45:2787     46:609      47:98       49:12       50:273      51:356    
  52:1360     54:276      55:923      57:21       58:33       59:34     
  60:17       61:54       62:315      63:496      64:1493     65:811    
  66:1160     67:836      68:171      69:819      70:136      71:194    
  72:442      74:689      75:382      76:189      77:244      78:313    
  79:157      80:209      81:183      82:215      83:107      84:189    
  85:343      86:164      87:153      88:174      89:538      90:97     
  91:600      92:421      93:298      94:477      95:172      96:364    
  97:35       98:139      99:154     100:11      101:16      102:232    
 103:1140    104:703     105:77      106:3       107:190     108:309    
 109:261     110:27      111:1810    112:447     113:39      114:35     
 115:19      116:35      117:963     118:73      119:106     120:1091   
 121:36      122:78      123:22      124:56      125:19      128:356    
 129:272     130:511     131:832     132:549     133:197     134:341    
 135:88      136:388     137:423     138:844     139:389     140:587    
 141:319     142:721     143:697     144:337     145:66      146:472    
 147:406     148:592     149:449     150:290     151:520     152:573    
 153:117     154:533     155:629     156:440     157:295     158:318    
 159:649     160:852     161:483     162:685     163:275     164:652    
 165:396     166:147     167:420     168:1020    169:138     170:1237   
 171:68      172:950     173:784     174:169     175:44      176:261    
 177:990     178:273     179:561     180:55      181:920     182:26     
 183:829     184:311     185:2355    186:893     187:965     188:522    
 189:1117    190:2682    191:280     192:3841    193:1313    194:883    
 195:580     196:432     197:671     198:1987    199:3810    200:2554   
 201:2421    202:1101    203:653     204:1712    205:1679    206:1179   
 207:1125    208:908     209:1321    210:342     211:442     212:696    
 213:584     214:1026    215:42      216:1706    217:278     218:525    
 219:37      220:29      221:302     222:20      223:638    

End of report


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