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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 4 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 04 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:                              188737
    Prefixes after maximum aggregation (per Origin AS):           85535
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      104971
    Number of IPv4 prefixes with a valid ROA:                     74212
    Number of IPv4 prefixes with an invalid ROA:                     17
    Number of IPv4 prefixes with no ROA:                         114508
Total ASes present in the Internet Routing Table:                 16521
    Prefixes per ASN:                                             11.42
Origin-only ASes present in the Internet Routing Table:           14182
Origin ASes announcing only one prefix:                            6593
Transit ASes present in the Internet Routing Table:                2339
Transit-only ASes present in the Internet Routing Table:            673
Paths with bogon ASNs present in the IPv4 Routing Table:              2
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:               211
    Number of instances of unregistered ASNs:                       211
Number of 32-bit ASNs allocated by the RIRs:                      44948
Number of 32-bit ASNs visible in the Routing Table:                6084
Prefixes from 32-bit ASNs in the Routing Table:                   20470
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             92
Number of addresses announced to Internet:                   1144583325
    Equivalent to 68 /8s, 56 /16s and 244 /24s
    Percentage of available address space announced:               30.9
    Percentage of allocated address space announced:               30.9
    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:       53535

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

Prefixes being announced by APNIC Region ASes:                    30181
    Total APNIC prefixes after maximum aggregation:                7297
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           29689
    Unique aggregates announced from the APNIC address blocks:     8372
APNIC Region origin ASes present in the Internet Routing Table:    1174
    APNIC Prefixes per ASN:                                       25.29
APNIC Region origin ASes announcing only one prefix:                481
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:    519
Number of APNIC addresses announced to Internet:              199592556
    Equivalent to 11 /8s, 229 /16s and 138 /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:                     87778
    Total ARIN prefixes after maximum aggregation:                48389
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            86237
    Unique aggregates announced from the ARIN address blocks:     52928
ARIN Region origin ASes present in the Internet Routing Table:     7356
    ARIN Prefixes per ASN:                                        11.72
ARIN Region origin ASes announcing only one prefix:                3218
ARIN Region transit ASes present in the Internet Routing Table:     674
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:    1518
Number of ARIN addresses announced to Internet:               670814305
    Equivalent to 39 /8s, 251 /16s and 208 /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:                     34279
    Total RIPE prefixes after maximum aggregation:                18452
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            35338
    Unique aggregates announced from the RIPE address blocks:     26210
RIPE Region origin ASes present in the Internet Routing Table:     3747
    RIPE Prefixes per ASN:                                         9.43
RIPE Region origin ASes announcing only one prefix:                1622
RIPE Region transit ASes present in the Internet Routing Table:     609
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1397
Number of RIPE addresses announced to Internet:               173011920
    Equivalent to 10 /8s, 79 /16s and 243 /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:                   31355
    Total LACNIC prefixes after maximum aggregation:               9677
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          31093
    Unique aggregates announced from the LACNIC address blocks:   14805
LACNIC Region origin ASes present in the Internet Routing Table:   3245
    LACNIC Prefixes per ASN:                                       9.58
LACNIC Region origin ASes announcing only one prefix:              1184
LACNIC Region transit ASes present in the Internet Routing Table:   663
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:  2528
Number of LACNIC addresses announced to Internet:              73273088
    Equivalent to 4 /8s, 94 /16s and 15 /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:                   4933
    Total AfriNIC prefixes after maximum aggregation:              1556
    AfriNIC Deaggregation factor:                                  3.17
Prefixes being announced from the AfriNIC address blocks:          6288
    Unique aggregates announced from the AfriNIC address blocks:   2570
AfriNIC Region origin ASes present in the Internet Routing Table:   230
    AfriNIC Prefixes per ASN:                                     27.34
AfriNIC Region origin ASes announcing only one prefix:               88
AfriNIC Region transit ASes present in the Internet Routing Table:   69
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:  122
Number of AfriNIC addresses announced to Internet:             27835392
    Equivalent to 1 /8s, 168 /16s and 188 /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        9652       7963     233  CHINAMOBILE-CN China Mobile Communicati
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communica
 56047        1506        192      48  CMNET-HUNAN-AP China Mobile communicati
 56041        1466        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         693      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         487        490     108  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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       10118      11533    3644  AMAZON-02, US
   749        3255      54899    2507  DNIC-AS-00749, US
   367        2640       3266    1235  DNIC-ASBLK-00306-00371, US
  4155        1951        125    1288  USDA-1, US
   209        1694       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1305        384     583  DNIC-ASBLK-05800-06055, US
  7979        1001         65     202  SERVERS-COM, US
 14618         970       4179     725  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        1281        102    1039  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         690         60      23  Jordan Data Communications, JO
  8452         584       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
 35819         470        477      55  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
  8764         394        123      75  TELIA-LIETUVA, LT
212238         392         29     344  CDNEXT, GB

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        5668       1648     733  UNINET, MX
  3816        1318        776     187  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1093        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       5  Instituto Costarricense de Electricidad
 18881         770       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         532         73     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         355         45     293  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         801        389      16  LINKdotNET-AS, EG
 29571         515         47     237  ORANGE-COTE-IVOIRE, CI
 36914         454         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         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         131          9      17  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       10118      11533    3644  AMAZON-02, US
  9808        9652       7963     233  CHINAMOBILE-CN China Mobile Communicati
  8151        5668       1648     733  UNINET, MX
   749        3255      54899    2507  DNIC-AS-00749, US
   367        2640       3266    1235  DNIC-ASBLK-00306-00371, US
  4155        1951        125    1288  USDA-1, US
   209        1694       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communica

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        9652         9419  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5668         4935  UNINET, MX
 56047        1506         1458  CMNET-HUNAN-AP China Mobile communications corp
   367        2640         1405  DNIC-ASBLK-00306-00371, US
 56041        1466         1393  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1694         1384  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1318         1131  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1082  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        /8:12       /9:6       /10:17      /11:29      /12:94      
/13:131     /14:361     /15:705     /16:5972    /17:2470    /18:2581    
/19:5424    /20:8500    /21:11063   /22:20273   /23:20350   /24:110539  
/25:44      /26:48      /27:69      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2918        5668  UNINET, MX
 16509        2133       10118  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1694  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1087  Instituto Costarricense de Electricidad y Telec
 19901         779         926  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         686        1093  Telefonica del Peru S.A.A., PE
  8376         535         690  Jordan Data Communications, JO
 36914         444         454  KENET-AS, KE

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

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

   1:11        2:194       3:361       5:527       6:148       7:5      
   8:630      11:171      12:653      13:302      14:98       15:282    
  16:183      17:6        18:745      20:34       21:4        22:188    
  23:1849     24:719      25:2        27:27       29:19       31:178    
  32:1        34:10       35:58       36:1195     37:387      38:788    
  39:530      40:26       41:683      42:13       43:173      44:33     
  45:2615     46:623      47:93       49:12       50:273      51:354    
  52:1368     54:276      55:920      56:1        57:21       58:6      
  59:33       60:17       61:56       62:336      63:500      64:1481   
  65:810      66:1158     67:834      68:173      69:792      70:137    
  71:192      72:458      74:701      75:382      76:182      77:271    
  78:321      79:166      80:251      81:216      82:232      83:127    
  84:197      85:395      86:162      87:171      88:167      89:542    
  90:99       91:683      92:468      93:309      94:495      95:203    
  96:365      97:34       98:139      99:148     100:11      101:17     
 102:221     103:1171    104:701     105:100     106:3       107:186    
 108:314     109:295     110:30      111:1810    112:446     113:46     
 114:35      115:19      116:34      117:964     118:73      119:108    
 120:1088    121:36      122:85      123:21      124:56      125:15     
 128:357     129:275     130:520     131:790     132:510     133:196    
 134:340     135:87      136:389     137:426     138:762     139:384    
 140:584     141:324     142:726     143:601     144:331     145:71     
 146:466     147:403     148:581     149:466     150:293     151:539    
 152:584     153:117     154:527     155:636     156:461     157:282    
 158:310     159:663     160:863     161:463     162:697     163:278    
 164:653     165:395     166:115     167:405     168:967     169:143    
 170:1197    171:64      172:944     173:783     174:171     175:42     
 176:308     177:851     178:423     179:545     180:57      181:905    
 182:21      183:827     184:313     185:2445    186:795     187:794    
 188:537     189:1143    190:2662    191:239     192:3866    193:1490   
 194:1046    195:655     196:427     197:663     198:2028    199:3765   
 200:2497    201:2562    202:1088    203:635     204:1709    205:1696   
 206:1166    207:1122    208:910     209:1359    210:341     211:431    
 212:712     213:614     214:1012    215:42      216:1719    217:318    
 218:525     219:23      220:29      221:302     222:20      223:638    


End of report


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