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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 25 20:16:30 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 25 Jan, 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:                              190432
    Prefixes after maximum aggregation (per Origin AS):           83380
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      104268
    Number of IPv4 prefixes with a valid ROA:                     72871
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         117538
Total ASes present in the Internet Routing Table:                 16252
    Prefixes per ASN:                                             11.72
Origin-only ASes present in the Internet Routing Table:           14085
Origin ASes announcing only one prefix:                            6508
Transit ASes present in the Internet Routing Table:                2167
Transit-only ASes present in the Internet Routing Table:            596
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               232
    Number of instances of unregistered ASNs:                       232
Number of 32-bit ASNs allocated by the RIRs:                      43463
Number of 32-bit ASNs visible in the Routing Table:                5875
Prefixes from 32-bit ASNs in the Routing Table:                   19455
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:             82
Number of addresses announced to Internet:                   1080913577
    Equivalent to 64 /8s, 109 /16s and 110 /24s
    Percentage of available address space announced:               29.2
    Percentage of allocated address space announced:               29.2
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       57169

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

Prefixes being announced by APNIC Region ASes:                    28909
    Total APNIC prefixes after maximum aggregation:                6562
    APNIC Deaggregation factor:                                    4.41
Prefixes being announced from the APNIC address blocks:           28622
    Unique aggregates announced from the APNIC address blocks:     7709
APNIC Region origin ASes present in the Internet Routing Table:    1063
    APNIC Prefixes per ASN:                                       26.93
APNIC Region origin ASes announcing only one prefix:                442
APNIC Region transit ASes present in the Internet Routing Table:    173
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:    457
Number of APNIC addresses announced to Internet:              172832904
    Equivalent to 10 /8s, 77 /16s and 56 /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:                     83415
    Total ARIN prefixes after maximum aggregation:                45875
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82732
    Unique aggregates announced from the ARIN address blocks:     51894
ARIN Region origin ASes present in the Internet Routing Table:     7390
    ARIN Prefixes per ASN:                                        11.20
ARIN Region origin ASes announcing only one prefix:                3175
ARIN Region transit ASes present in the Internet Routing Table:     656
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:    1503
Number of ARIN addresses announced to Internet:               606499297
    Equivalent to 36 /8s, 38 /16s and 113 /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:                     40046
    Total RIPE prefixes after maximum aggregation:                18705
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            40018
    Unique aggregates announced from the RIPE address blocks:     25969
RIPE Region origin ASes present in the Internet Routing Table:     3737
    RIPE Prefixes per ASN:                                        10.71
RIPE Region origin ASes announcing only one prefix:                1644
RIPE Region transit ASes present in the Internet Routing Table:     542
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1350
Number of RIPE addresses announced to Internet:               199068992
    Equivalent to 11 /8s, 221 /16s and 141 /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:                   33093
    Total LACNIC prefixes after maximum aggregation:              10339
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          32846
    Unique aggregates announced from the LACNIC address blocks:   15783
LACNIC Region origin ASes present in the Internet Routing Table:   3165
    LACNIC Prefixes per ASN:                                      10.38
LACNIC Region origin ASes announcing only one prefix:              1164
LACNIC Region transit ASes present in the Internet Routing Table:   627
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2468
Number of LACNIC addresses announced to Internet:              74193664
    Equivalent to 4 /8s, 108 /16s and 27 /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:                   4737
    Total AfriNIC prefixes after maximum aggregation:              1711
    AfriNIC Deaggregation factor:                                  2.77
Prefixes being announced from the AfriNIC address blocks:          6132
    Unique aggregates announced from the AfriNIC address blocks:   2833
AfriNIC Region origin ASes present in the Internet Routing Table:   207
    AfriNIC Prefixes per ASN:                                     29.62
AfriNIC Region origin ASes announcing only one prefix:               83
AfriNIC Region transit ASes present in the Internet Routing Table:   61
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:   97
Number of AfriNIC addresses announced to Internet:             28277248
    Equivalent to 1 /8s, 175 /16s and 122 /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        9618       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1468        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1441        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1436        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         782        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         600       2162     465  SINET-AS Research Organization of Infor
 24445         476        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         446        488     105  CMNET-GUANGDONG-AP China Mobile communi
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati

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        9468      11226    3400  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2978       3836    1442  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1713       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1505        394     668  DNIC-ASBLK-05800-06055, US
  4155        1081         70     884  USDA-1, US
  7979         970         64     194  SERVERS-COM, US
   855         962        255      83  CANET-ASN-4, CA
 16625         916        433     842  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        1399        119    1129  AKAMAI-ASN1, NL
  3215         898       4811     302  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         725         60      22  Jordan Data Communications, JO
  8452         660       1841      12  TE-AS TE-AS, EG
 15897         559        183      28  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 35819         439        440      74  MOBILY-AS Etihad Etisalat Company Mobil
 51167         433         75     183  CONTABO, DE

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        5234       1526     949  UNINET, MX
 11830        1415        324       7  Instituto Costarricense de Electricidad
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1089        369      22  Telefonica del Peru S.A.A., PE
 18881         986       1120      28  TELEFONICA BRASIL S.A, BR
 11664         575        106     221  Techtel LMDS Comunicaciones Interactiva
 26599         548       2941      45  TELEFONICA BRASIL S.A, BR
 10620         491         66     411  Telmex Colombia S.A., CO
 13999         430         65     173  Mega Cable, S.A. de C.V., MX
 27651         329         62       8  ENTEL CHILE S.A., CL

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         565        276     159  LINKdotNET-AS, EG
 36914         485         82       3  KENET-AS, KE
 29571         408         30     208  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36992         305        670     169  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         214        166     119  RAYA-AS, EG
 15706         202         32       7  Sudatel, SD
 37492         169        471      43  ORANGE-, TN
327687         162         28       3  RENU, UG

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        9618       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9468      11226    3400  AMAZON-02, US
  8151        5234       1526     949  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2978       3836    1442  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1713       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1505        394     668  DNIC-ASBLK-05800-06055, US
 56047        1468        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        9468         6068  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5234         4285  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2978         1536  DNIC-ASBLK-00306-00371, US
 56047        1468         1434  CMNET-HUNAN-AP China Mobile communications corp
 11830        1415         1408  Instituto Costarricense de Electricidad y Telec
   209        1713         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1441         1368  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1436         1329  CMNET-JIANGSU-AP China Mobile communications 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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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

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      /11:30      /12:79      
/13:135     /14:370     /15:747     /16:5612    /17:2688    /18:2825    
/19:5772    /20:9191    /21:11297   /22:20758   /23:20751   /24:109891  
/25:79      /26:50      /27:67      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2837        5234  UNINET, MX
 16509        1968        9468  AMAZON-02, US
 11830        1182        1415  Instituto Costarricense de Electricidad y Telec
   209         968        1713  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
  6147         687        1089  Telefonica del Peru S.A.A., PE
 19901         670         807  BRSPD-PUBLIC, US
  8376         568         725  Jordan Data Communications, JO
 15897         479         559  VODAFONETURKEY, TR

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

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

   1:10        2:506       3:255       5:1101      6:150       7:5      
   8:620      11:171      12:255      13:317      14:102      15:279    
  16:165      17:6        18:663      20:30       21:4        22:188    
  23:1840     24:539      25:2        27:15       29:19       31:243    
  32:2        34:2        35:52       36:1105     37:502      38:830    
  39:514      40:8        41:653      42:12       43:171      44:35     
  45:2355     46:601      47:149      49:14       50:299      51:469    
  52:1365     54:322      55:856      57:18       58:6        59:29     
  60:19       61:59       62:379      63:477      64:1530     65:822    
  66:1323     67:740      68:156      69:766      70:157      71:210    
  72:379      74:769      75:389      76:214      77:244      78:566    
  79:160      80:214      81:212      82:189      83:92       84:180    
  85:345      86:151      87:178      88:140      89:314      90:98     
  91:585      92:390      93:804      94:505      95:1101     96:167    
  97:36       98:128      99:147     100:41      101:22      102:193    
 103:931     104:743     105:16      106:2       107:268     108:354    
 109:239     110:32      111:1741    112:445     113:42      114:30     
 115:10      116:30      117:950     118:46      119:96      120:1086   
 121:32      122:86      123:20      124:55      125:12      128:414    
 129:287     130:501     131:770     132:507     133:263     134:333    
 135:67      136:368     137:422     138:728     139:459     140:508    
 141:179     142:756     143:605     144:322     145:87      146:490    
 147:333     148:585     149:522     150:282     151:542     152:350    
 153:113     154:463     155:660     156:403     157:236     158:299    
 159:533     160:545     161:459     162:701     163:272     164:621    
 165:395     166:127     167:380     168:955     169:148     170:1199   
 171:59      172:970     173:633     174:113     175:39      176:429    
 177:726     178:291     179:529     180:43      181:1063    182:10     
 183:861     184:214     185:2419    186:1013    187:785     188:599    
 189:1046    190:2992    191:214     192:3742    193:1416    194:912    
 195:683     196:465     197:660     198:1954    199:2951    200:2908   
 201:2818    202:899     203:593     204:1786    205:1613    206:1100   
 207:1089    208:1044    209:1379    210:310     211:458     212:756    
 213:671     214:1064    215:37      216:1755    217:372     218:517    
 219:29      220:26      221:292     222:23      223:621    

End of report


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