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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Feb 19 20:16:33 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 19 Feb, 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:                              187026
    Prefixes after maximum aggregation (per Origin AS):           81658
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      102334
    Number of IPv4 prefixes with a valid ROA:                     72162
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         114839
Total ASes present in the Internet Routing Table:                 15512
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           13441
Origin ASes announcing only one prefix:                            6169
Transit ASes present in the Internet Routing Table:                2071
Transit-only ASes present in the Internet Routing Table:            542
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               222
    Number of instances of unregistered ASNs:                       222
Number of 32-bit ASNs allocated by the RIRs:                      43680
Number of 32-bit ASNs visible in the Routing Table:                5468
Prefixes from 32-bit ASNs in the Routing Table:                   18456
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:             80
Number of addresses announced to Internet:                   1069627193
    Equivalent to 63 /8s, 193 /16s and 55 /24s
    Percentage of available address space announced:               28.9
    Percentage of allocated address space announced:               28.9
    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:       55607

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

Prefixes being announced by APNIC Region ASes:                    28608
    Total APNIC prefixes after maximum aggregation:                6458
    APNIC Deaggregation factor:                                    4.43
Prefixes being announced from the APNIC address blocks:           28408
    Unique aggregates announced from the APNIC address blocks:     7474
APNIC Region origin ASes present in the Internet Routing Table:    1064
    APNIC Prefixes per ASN:                                       26.70
APNIC Region origin ASes announcing only one prefix:                439
APNIC Region transit ASes present in the Internet Routing Table:    179
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    450
Number of APNIC addresses announced to Internet:              171087496
    Equivalent to 10 /8s, 50 /16s and 150 /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:                     81896
    Total ARIN prefixes after maximum aggregation:                44833
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            80904
    Unique aggregates announced from the ARIN address blocks:     50360
ARIN Region origin ASes present in the Internet Routing Table:     7157
    ARIN Prefixes per ASN:                                        11.30
ARIN Region origin ASes announcing only one prefix:                3057
ARIN Region transit ASes present in the Internet Routing Table:     643
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1434
Number of ARIN addresses announced to Internet:               605428705
    Equivalent to 36 /8s, 22 /16s and 27 /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, 393216-401308
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:                     38772
    Total RIPE prefixes after maximum aggregation:                18092
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            39119
    Unique aggregates announced from the RIPE address blocks:     25385
RIPE Region origin ASes present in the Internet Routing Table:     3504
    RIPE Prefixes per ASN:                                        11.16
RIPE Region origin ASes announcing only one prefix:                1529
RIPE Region transit ASes present in the Internet Routing Table:     528
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1266
Number of RIPE addresses announced to Internet:               189782992
    Equivalent to 11 /8s, 79 /16s and 219 /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:                   32149
    Total LACNIC prefixes after maximum aggregation:              10180
    LACNIC Deaggregation factor:                                   3.16
Prefixes being announced from the LACNIC address blocks:          31934
    Unique aggregates announced from the LACNIC address blocks:   15713
LACNIC Region origin ASes present in the Internet Routing Table:   2952
    LACNIC Prefixes per ASN:                                      10.82
LACNIC Region origin ASes announcing only one prefix:              1060
LACNIC Region transit ASes present in the Internet Routing Table:   569
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:  2218
Number of LACNIC addresses announced to Internet:              73702144
    Equivalent to 4 /8s, 100 /16s and 155 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   5379
    Total AfriNIC prefixes after maximum aggregation:              1912
    AfriNIC Deaggregation factor:                                  2.81
Prefixes being announced from the AfriNIC address blocks:          6581
    Unique aggregates announced from the AfriNIC address blocks:   3324
AfriNIC Region origin ASes present in the Internet Routing Table:   203
    AfriNIC Prefixes per ASN:                                     32.42
AfriNIC Region origin ASes announcing only one prefix:               84
AfriNIC Region transit ASes present in the Internet Routing Table:   60
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  100
Number of AfriNIC addresses announced to Internet:             29578752
    Equivalent to 1 /8s, 195 /16s and 86 /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        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56046        1444        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         440        180      23  CSTNET-AS-AP Computer Network Informati
 56040         438        488     106  CMNET-GUANGDONG-AP China Mobile communi

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        9580      11218    3376  AMAZON-02, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2908       3678    1409  DNIC-ASBLK-00306-00371, US
 11776        1855        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1710       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1469        394     648  DNIC-ASBLK-05800-06055, US
  4155        1180         77     953  USDA-1, US
  7979         989         65     196  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         929        433     854  AKAMAI-AS, 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
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1375        114    1108  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         718         60      22  Jordan Data Communications, JO
  8452         568       1841      11  TE-AS TE-AS, EG
 15897         551        183      28  VODAFONETURKEY, TR
 51167         437         79     185  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 34984         419         61     345  TELLCOM-AS, TR

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        5368       1553     949  UNINET, MX
  3816        1307        787     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         990       1120      28  TELEFONICA BRASIL S.A, BR
 11664         591        108     222  Techtel LMDS Comunicaciones Interactiva
 26599         561       2941      45  TELEFONICA BRASIL S.A, BR
 10620         515         69     430  Telmex Colombia S.A., CO
 13999         479         69     212  Mega Cable, S.A. de C.V., MX
 28343         308         58      93  UNIFIQUE TELECOMUNICACOES SA, BR

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
 29571         713         47     290  ORANGE-COTE-IVOIRE, CI
 24863         674        285     179  LINKdotNET-AS, EG
 36992         560        829     302  ETISALAT-MISR, EG
 36914         491         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         267         67      79  Vodafone-, EG
 24835         188        158     108  RAYA-AS, EG
 37492         169        471      44  ORANGE-, TN
327687         160         28       3  RENU, UG
 37693         145        595      51  TUNISIANA, TN

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
  9808        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9580      11218    3376  AMAZON-02, US
  8151        5368       1553     949  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2908       3678    1409  DNIC-ASBLK-00306-00371, US
 11776        1855        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1710       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1469        394     648  DNIC-ASBLK-05800-06055, US
 56047        1469        188      34  CMNET-HUNAN-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
 16509        9580         6204  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5368         4419  UNINET, MX
 11776        1855         1636  ATLANTICBB-JOHNSTOWN, US
   367        2908         1499  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1710         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1444         1334  CMNET-JIANGSU-AP China Mobile communications co
  3816        1307         1114  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.92.0/22            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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      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       /9:4       /10:14      /11:29      /12:76      
/13:131     /14:361     /15:739     /16:5553    /17:2694    /18:2780    
/19:5693    /20:8999    /21:10959   /22:20324   /23:20597   /24:107792  
/25:83      /26:52      /27:73      /28:19      /29:21      /30:15      
/31:0       /32:7       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2929        5368  UNINET, MX
 16509        2029        9580  AMAZON-02, US
   209         966        1710  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1855  ATLANTICBB-JOHNSTOWN, US
 11830         882        1042  Instituto Costarricense de Electricidad y Telec
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         680         818  BRSPD-PUBLIC, US
  8376         561         718  Jordan Data Communications, JO
 36914         476         491  KENET-AS, KE

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

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

   1:8         2:480       3:264       5:1096      6:151       7:5      
   8:616      11:171      12:254      13:320      14:100      15:280    
  16:168      17:6        18:680      20:30       21:4        22:188    
  23:1873     24:392      25:2        27:18       29:19       31:215    
  32:1        34:2        35:53       36:1109     37:565      38:831    
  39:523      40:8        41:644      42:15       43:175      44:29     
  45:2259     46:620      47:148      49:10       50:246      51:475    
  52:1355     54:297      55:878      57:18       58:6        59:34     
  60:19       61:62       62:378      63:457      64:1443     65:806    
  66:1266     67:661      68:144      69:703      70:151      71:195    
  72:365      74:723      75:392      76:202      77:267      78:551    
  79:166      80:207      81:184      82:184      83:94       84:193    
  85:328      86:154      87:151      88:103      89:329      90:97     
  91:565      92:395      93:810      94:493      95:1103     96:167    
  97:30       98:129      99:147     100:22      101:28      102:181    
 103:956     104:685     105:135     106:2       107:226     108:303    
 109:216     110:28      111:1743    112:446     113:40      114:32     
 115:10      116:32      117:951     118:45      119:94      120:1088   
 121:31      122:78      123:20      124:57      125:12      128:408    
 129:282     130:508     131:779     132:509     133:265     134:326    
 135:69      136:361     137:430     138:721     139:424     140:562    
 141:195     142:697     143:585     144:314     145:80      146:496    
 147:319     148:589     149:500     150:280     151:547     152:354    
 153:117     154:475     155:658     156:294     157:233     158:314    
 159:527     160:760     161:455     162:693     163:289     164:598    
 165:381     166:103     167:368     168:910     169:150     170:1204   
 171:63      172:890     173:611     174:107     175:37      176:419    
 177:734     178:274     179:503     180:45      181:958     182:8      
 183:855     184:208     185:2328    186:1017    187:905     188:544    
 189:1110    190:2920    191:173     192:3695    193:1340    194:900    
 195:656     196:443     197:662     198:1893    199:2968    200:2715   
 201:2596    202:906     203:615     204:1734    205:1641    206:1103   
 207:1032    208:980     209:1361    210:292     211:445     212:754    
 213:665     214:1072    215:36      216:1678    217:354     218:515    
 219:19      220:30      221:292     222:18      223:628    

End of report


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