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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 17 20:16:27 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 17 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:                              187699
    Prefixes after maximum aggregation (per Origin AS):           82326
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      102801
    Number of IPv4 prefixes with a valid ROA:                     71638
    Number of IPv4 prefixes with an invalid ROA:                     29
    Number of IPv4 prefixes with no ROA:                         116032
Total ASes present in the Internet Routing Table:                 16000
    Prefixes per ASN:                                             11.73
Origin-only ASes present in the Internet Routing Table:           13886
Origin ASes announcing only one prefix:                            6405
Transit ASes present in the Internet Routing Table:                2114
Transit-only ASes present in the Internet Routing Table:            581
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:               230
    Number of instances of unregistered ASNs:                       230
Number of 32-bit ASNs allocated by the RIRs:                      43403
Number of 32-bit ASNs visible in the Routing Table:                5650
Prefixes from 32-bit ASNs in the Routing Table:                   18450
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:             77
Number of addresses announced to Internet:                   1071299241
    Equivalent to 63 /8s, 218 /16s and 186 /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:       56696

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

Prefixes being announced by APNIC Region ASes:                    28143
    Total APNIC prefixes after maximum aggregation:                6323
    APNIC Deaggregation factor:                                    4.45
Prefixes being announced from the APNIC address blocks:           27941
    Unique aggregates announced from the APNIC address blocks:     7125
APNIC Region origin ASes present in the Internet Routing Table:    1076
    APNIC Prefixes per ASN:                                       25.97
APNIC Region origin ASes announcing only one prefix:                457
APNIC Region transit ASes present in the Internet Routing Table:    182
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:    466
Number of APNIC addresses announced to Internet:              166779784
    Equivalent to 9 /8s, 240 /16s and 219 /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:                     83099
    Total ARIN prefixes after maximum aggregation:                45760
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82143
    Unique aggregates announced from the ARIN address blocks:     51473
ARIN Region origin ASes present in the Internet Routing Table:     7384
    ARIN Prefixes per ASN:                                        11.12
ARIN Region origin ASes announcing only one prefix:                3180
ARIN Region transit ASes present in the Internet Routing Table:     659
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:    1504
Number of ARIN addresses announced to Internet:               606290913
    Equivalent to 36 /8s, 35 /16s and 67 /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:                     39868
    Total RIPE prefixes after maximum aggregation:                18447
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:            40043
    Unique aggregates announced from the RIPE address blocks:     26105
RIPE Region origin ASes present in the Internet Routing Table:     3740
    RIPE Prefixes per ASN:                                        10.71
RIPE Region origin ASes announcing only one prefix:                1617
RIPE Region transit ASes present in the Internet Routing Table:     538
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1366
Number of RIPE addresses announced to Internet:               196419136
    Equivalent to 11 /8s, 181 /16s and 30 /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:                   31714
    Total LACNIC prefixes after maximum aggregation:               9941
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          31479
    Unique aggregates announced from the LACNIC address blocks:   15320
LACNIC Region origin ASes present in the Internet Routing Table:   2920
    LACNIC Prefixes per ASN:                                      10.78
LACNIC Region origin ASes announcing only one prefix:              1070
LACNIC Region transit ASes present in the Internet Routing Table:   574
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:  2216
Number of LACNIC addresses announced to Internet:              73491968
    Equivalent to 4 /8s, 97 /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:                   4645
    Total AfriNIC prefixes after maximum aggregation:              1669
    AfriNIC Deaggregation factor:                                  2.78
Prefixes being announced from the AfriNIC address blocks:          6016
    Unique aggregates announced from the AfriNIC address blocks:   2703
AfriNIC Region origin ASes present in the Internet Routing Table:   207
    AfriNIC Prefixes per ASN:                                     29.06
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   57
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   98
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        9591       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1478        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1436        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1430        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         771        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         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         445        488     104  CMNET-GUANGDONG-AP China Mobile communi
  7497         438        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        9485      11202    3358  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2969       3832    1431  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1702       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1511        394     674  DNIC-ASBLK-05800-06055, US
  4155        1014         66     844  USDA-1, US
   855         961        255      82  CANET-ASN-4, CA
  7979         958         63     192  SERVERS-COM, US
 16625         928        428     856  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        1397        119    1120  AKAMAI-ASN1, NL
  3215         899       4811     303  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         733         60      22  Jordan Data Communications, JO
  8452         709       1841      12  TE-AS TE-AS, EG
 34984         698         78     433  TELLCOM-AS, TR
 15897         567        183      24  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 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        5256       1513     968  UNINET, MX
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1085        324       7  Instituto Costarricense de Electricidad
 18881         982       1120      28  TELEFONICA BRASIL S.A, BR
 11664         576        108     216  Techtel LMDS Comunicaciones Interactiva
 26599         548       2941      45  TELEFONICA BRASIL S.A, BR
 10620         491         66     411  Telmex Colombia S.A., CO
 13999         431         67     173  Mega Cable, S.A. de C.V., MX
 27651         330         62       9  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         555        277     162  LINKdotNET-AS, EG
 36914         480         82       3  KENET-AS, KE
 29571         396         29     204  ORANGE-COTE-IVOIRE, CI
  2018         380        319      71  TENET-1, ZA
 36992         271        619     150  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         214        166     119  RAYA-AS, EG
 15706         202         32       7  Sudatel, SD
327687         160         28       3  RENU, UG
 37492         155        471      43  ORANGE-, 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        9591       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9485      11202    3358  AMAZON-02, US
  8151        5256       1513     968  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2969       3832    1431  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1702       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1511        394     674  DNIC-ASBLK-05800-06055, US
 56047        1478        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        9485         6127  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5256         4288  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2969         1538  DNIC-ASBLK-00306-00371, US
 56047        1478         1444  CMNET-HUNAN-AP China Mobile communications corp
   209        1702         1378  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1436         1363  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1430         1323  CMNET-JIANGSU-AP China Mobile communications co
  3816        1307         1115  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      /11:30      /12:78      
/13:135     /14:370     /15:743     /16:5546    /17:2613    /18:2749    
/19:5709    /20:8959    /21:10895   /22:20406   /23:20357   /24:108819  
/25:79      /26:51      /27:70      /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        2864        5256  UNINET, MX
 16509        1981        9485  AMAZON-02, US
   209         961        1702  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1085  Instituto Costarricense de Electricidad y Telec
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         666         803  BRSPD-PUBLIC, US
  8376         574         733  Jordan Data Communications, JO
 34984         550         698  TELLCOM-AS, TR

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

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

   1:10        2:446       3:251       5:1101      6:150       7:5      
   8:621      11:171      12:258      13:314      14:100      15:279    
  16:165      17:6        18:665      20:49       21:4        22:188    
  23:1813     24:534      25:2        27:15       29:19       31:240    
  32:2        34:2        35:52       36:1100     37:493      38:836    
  39:512      40:7        41:624      42:12       43:181      44:30     
  45:2219     46:609      47:149      49:14       50:279      51:468    
  52:1365     54:322      55:755      57:18       58:6        59:29     
  60:18       61:60       62:351      63:475      64:1532     65:826    
  66:1318     67:738      68:155      69:766      70:154      71:209    
  72:349      74:764      75:390      76:208      77:251      78:552    
  79:182      80:239      81:201      82:195      83:102      84:214    
  85:337      86:150      87:219      88:158      89:314      90:98     
  91:616      92:399      93:800      94:528      95:1112     96:172    
  97:37       98:127      99:148     100:42      101:21      102:189    
 103:958     104:739     105:15      106:2       107:214     108:351    
 109:235     110:31      111:1738    112:468     113:43      114:30     
 115:10      116:26      117:947     118:48      119:100     120:1070   
 121:32      122:81      123:20      124:55      125:12      128:351    
 129:293     130:499     131:880     132:496     133:264     134:332    
 135:66      136:366     137:422     138:697     139:458     140:504    
 141:177     142:696     143:599     144:313     145:79      146:486    
 147:329     148:591     149:512     150:273     151:533     152:359    
 153:113     154:468     155:656     156:324     157:240     158:301    
 159:538     160:531     161:458     162:707     163:270     164:614    
 165:403     166:110     167:375     168:940     169:151     170:1161   
 171:60      172:888     173:635     174:113     175:38      176:680    
 177:671     178:314     179:467     180:45      181:1062    182:15     
 183:858     184:210     185:2408    186:1016    187:726     188:606    
 189:999     190:2972    191:201     192:3735    193:1378    194:904    
 195:688     196:464     197:643     198:1933    199:2847    200:2879   
 201:2599    202:907     203:591     204:1788    205:1592    206:1091   
 207:1093    208:1053    209:1384    210:294     211:458     212:768    
 213:678     214:1064    215:37      216:1710    217:404     218:515    
 219:19      220:27      221:292     222:18      223:616    

End of report


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