[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 5 20:16:30 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 05 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:                              189369
    Prefixes after maximum aggregation (per Origin AS):           82964
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      103947
    Number of IPv4 prefixes with a valid ROA:                     72307
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         117037
Total ASes present in the Internet Routing Table:                 16108
    Prefixes per ASN:                                             11.76
Origin-only ASes present in the Internet Routing Table:           13966
Origin ASes announcing only one prefix:                            6402
Transit ASes present in the Internet Routing Table:                2142
Transit-only ASes present in the Internet Routing Table:            578
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:                                      28
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               235
    Number of instances of unregistered ASNs:                       235
Number of 32-bit ASNs allocated by the RIRs:                      43573
Number of 32-bit ASNs visible in the Routing Table:                5820
Prefixes from 32-bit ASNs in the Routing Table:                   19526
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:             79
Number of addresses announced to Internet:                   1072018233
    Equivalent to 63 /8s, 229 /16s and 179 /24s
    Percentage of available address space announced:               29.0
    Percentage of allocated address space announced:               29.0
    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:       56476

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

Prefixes being announced by APNIC Region ASes:                    28744
    Total APNIC prefixes after maximum aggregation:                6546
    APNIC Deaggregation factor:                                    4.39
Prefixes being announced from the APNIC address blocks:           28634
    Unique aggregates announced from the APNIC address blocks:     7729
APNIC Region origin ASes present in the Internet Routing Table:    1058
    APNIC Prefixes per ASN:                                       27.06
APNIC Region origin ASes announcing only one prefix:                433
APNIC Region transit ASes present in the Internet Routing Table:    176
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:    451
Number of APNIC addresses announced to Internet:              172647048
    Equivalent to 10 /8s, 74 /16s and 98 /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:                     83112
    Total ARIN prefixes after maximum aggregation:                45582
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82504
    Unique aggregates announced from the ARIN address blocks:     51670
ARIN Region origin ASes present in the Internet Routing Table:     7365
    ARIN Prefixes per ASN:                                        11.20
ARIN Region origin ASes announcing only one prefix:                3158
ARIN Region transit ASes present in the Internet Routing Table:     651
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:    1494
Number of ARIN addresses announced to Internet:               606331873
    Equivalent to 36 /8s, 35 /16s and 227 /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:                     39393
    Total RIPE prefixes after maximum aggregation:                18412
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            39383
    Unique aggregates announced from the RIPE address blocks:     25622
RIPE Region origin ASes present in the Internet Routing Table:     3595
    RIPE Prefixes per ASN:                                        10.95
RIPE Region origin ASes announcing only one prefix:                1579
RIPE Region transit ASes present in the Internet Routing Table:     532
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:    1309
Number of RIPE addresses announced to Internet:               190753232
    Equivalent to 11 /8s, 94 /16s and 169 /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:                   33120
    Total LACNIC prefixes after maximum aggregation:              10408
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          32860
    Unique aggregates announced from the LACNIC address blocks:   16000
LACNIC Region origin ASes present in the Internet Routing Table:   3212
    LACNIC Prefixes per ASN:                                      10.23
LACNIC Region origin ASes announcing only one prefix:              1148
LACNIC Region transit ASes present in the Internet Routing Table:   625
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2471
Number of LACNIC addresses announced to Internet:              73819648
    Equivalent to 4 /8s, 102 /16s and 102 /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:                   4765
    Total AfriNIC prefixes after maximum aggregation:              1826
    AfriNIC Deaggregation factor:                                  2.61
Prefixes being announced from the AfriNIC address blocks:          5909
    Unique aggregates announced from the AfriNIC address blocks:   2849
AfriNIC Region origin ASes present in the Internet Routing Table:   206
    AfriNIC Prefixes per ASN:                                     28.68
AfriNIC Region origin ASes announcing only one prefix:               84
AfriNIC Region transit ASes present in the Internet Routing Table:   55
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   95
Number of AfriNIC addresses announced to Internet:             28423936
    Equivalent to 1 /8s, 177 /16s and 183 /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
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 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         439        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        9601      11215    3372  AMAZON-02, US
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2925       3724    1421  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1701       4898     319  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  DNIC-ASBLK-05800-06055, US
  4155        1120         73     911  USDA-1, US
  7979         978         65     194  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         950        450     871  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        1403        119    1138  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         720         60      22  Jordan Data Communications, JO
  8452         631       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         435         77     184  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        5244       1528     952  UNINET, MX
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1044        324       7  Instituto Costarricense de Electricidad
 18881         987       1120      28  TELEFONICA BRASIL S.A, BR
 11664         583        107     218  Techtel LMDS Comunicaciones Interactiva
 26599         549       2941      45  TELEFONICA BRASIL S.A, BR
 10620         513         69     429  Telmex Colombia S.A., CO
 13999         430         65     173  Mega Cable, S.A. de C.V., MX
 27775         297         15       9  Telecommunicationcompany Suriname - Tel

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         525        272     156  LINKdotNET-AS, EG
 36992         488        772     269  ETISALAT-MISR, EG
 36914         485         82       3  KENET-AS, KE
 29571         413         30     213  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         67      77  Vodafone-, EG
 24835         212        166     119  RAYA-AS, EG
 37492         170        471      44  ORANGE-, TN
327687         163         28       3  RENU, UG
 37480         141          9      23  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
  9808        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9601      11215    3372  AMAZON-02, US
  8151        5244       1528     952  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2925       3724    1421  DNIC-ASBLK-00306-00371, US
 11776        1854        256     222  ATLANTICBB-JOHNSTOWN, US
   209        1701       4898     319  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1477        395     656  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        9601         6229  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5244         4292  UNINET, MX
 11776        1854         1632  ATLANTICBB-JOHNSTOWN, US
   367        2925         1504  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1701         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1435         1328  CMNET-JIANGSU-AP China Mobile communications co
  3816        1306         1109  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
41.74.44.0/24        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      /11:29      /12:77      
/13:130     /14:361     /15:740     /16:5559    /17:2658    /18:2777    
/19:5721    /20:9139    /21:11327   /22:20655   /23:20972   /24:108914  
/25:85      /26:60      /27:74      /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        2844        5244  UNINET, MX
 16509        2025        9601  AMAZON-02, US
   209         965        1701  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1854  ATLANTICBB-JOHNSTOWN, US
 11830         884        1044  Instituto Costarricense de Electricidad y Telec
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         672         809  BRSPD-PUBLIC, US
  8376         570         720  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)
----------------------------------------------

   1:8         2:484       3:261       5:1098      6:150       7:5      
   8:617      11:171      12:252      13:315      14:101      15:280    
  16:168      17:6        18:674      20:30       21:4        22:188    
  23:1879     24:538      25:2        27:16       29:19       31:235    
  32:2        34:2        35:53       36:1110     37:506      38:851    
  39:523      40:8        41:650      42:14       43:173      44:36     
  45:2408     46:607      47:148      49:10       50:262      51:468    
  52:1365     54:320      55:885      57:18       58:5        59:31     
  60:19       61:61       62:341      63:480      64:1541     65:823    
  66:1314     67:725      68:152      69:759      70:153      71:194    
  72:379      74:762      75:392      76:207      77:246      78:553    
  79:166      80:195      81:210      82:174      83:94       84:187    
  85:326      86:151      87:160      88:140      89:327      90:97     
  91:572      92:394      93:802      94:543      95:1128     96:170    
  97:35       98:133      99:147     100:42      101:25      102:189    
 103:930     104:714     105:16      106:2       107:298     108:329    
 109:222     110:30      111:1742    112:446     113:40      114:31     
 115:10      116:31      117:951     118:45      119:98      120:1088   
 121:32      122:85      123:20      124:55      125:11      128:416    
 129:286     130:505     131:786     132:507     133:264     134:333    
 135:69      136:368     137:447     138:738     139:439     140:532    
 141:187     142:723     143:623     144:322     145:85      146:488    
 147:325     148:590     149:510     150:278     151:548     152:354    
 153:113     154:369     155:656     156:304     157:234     158:320    
 159:520     160:540     161:455     162:686     163:286     164:596    
 165:390     166:126     167:390     168:974     169:150     170:1235   
 171:60      172:967     173:643     174:108     175:37      176:421    
 177:790     178:289     179:518     180:46      181:960     182:8      
 183:853     184:211     185:2308    186:1041    187:765     188:544    
 189:1029    190:2982    191:241     192:3739    193:1376    194:911    
 195:664     196:445     197:638     198:1947    199:2950    200:2791   
 201:2586    202:895     203:593     204:1761    205:1626    206:1089   
 207:1085    208:997     209:1392    210:305     211:445     212:750    
 213:661     214:1064    215:37      216:1718    217:363     218:515    
 219:29      220:28      221:292     222:23      223:621    

End of report


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