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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 1 20:16:54 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 01 Sep, 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:                              247466
    Prefixes after maximum aggregation (per Origin AS):          111527
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      133234
    Number of IPv4 prefixes with a valid ROA:                    101059
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         146382
Total ASes present in the Internet Routing Table:                 20579
    Prefixes per ASN:                                             12.03
Origin-only ASes present in the Internet Routing Table:           17716
Origin ASes announcing only one prefix:                            7985
Transit ASes present in the Internet Routing Table:                2863
Transit-only ASes present in the Internet Routing Table:            723
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:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               324
    Number of instances of unregistered ASNs:                       325
Number of 32-bit ASNs allocated by the RIRs:                      45296
Number of 32-bit ASNs visible in the Routing Table:                8017
Prefixes from 32-bit ASNs in the Routing Table:                   28430
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            141
Number of addresses announced to Internet:                   1509279901
    Equivalent to 89 /8s, 245 /16s and 200 /24s
    Percentage of available address space announced:               40.8
    Percentage of allocated address space announced:               40.8
    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:       76291

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

Prefixes being announced by APNIC Region ASes:                    32039
    Total APNIC prefixes after maximum aggregation:                7964
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           31422
    Unique aggregates announced from the APNIC address blocks:     9192
APNIC Region origin ASes present in the Internet Routing Table:    1265
    APNIC Prefixes per ASN:                                       24.84
APNIC Region origin ASes announcing only one prefix:                509
APNIC Region transit ASes present in the Internet Routing Table:    217
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    585
Number of APNIC addresses announced to Internet:              202111596
    Equivalent to 12 /8s, 11 /16s and 250 /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:                    114323
    Total ARIN prefixes after maximum aggregation:                61074
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113125
    Unique aggregates announced from the ARIN address blocks:     63969
ARIN Region origin ASes present in the Internet Routing Table:     9068
    ARIN Prefixes per ASN:                                        12.48
ARIN Region origin ASes announcing only one prefix:                3772
ARIN Region transit ASes present in the Internet Routing Table:     824
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1985
Number of ARIN addresses announced to Internet:               872692321
    Equivalent to 52 /8s, 4 /16s and 58 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     45981
    Total RIPE prefixes after maximum aggregation:                25570
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            46521
    Unique aggregates announced from the RIPE address blocks:     34642
RIPE Region origin ASes present in the Internet Routing Table:     4729
    RIPE Prefixes per ASN:                                         9.84
RIPE Region origin ASes announcing only one prefix:                2059
RIPE Region transit ASes present in the Internet Routing Table:     705
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1860
Number of RIPE addresses announced to Internet:               298741456
    Equivalent to 17 /8s, 206 /16s and 110 /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:                   45199
    Total LACNIC prefixes after maximum aggregation:              13782
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          44487
    Unique aggregates announced from the LACNIC address blocks:   20437
LACNIC Region origin ASes present in the Internet Routing Table:   4330
    LACNIC Prefixes per ASN:                                      10.27
LACNIC Region origin ASes announcing only one prefix:              1508
LACNIC Region transit ASes present in the Internet Routing Table:   905
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3422
Number of LACNIC addresses announced to Internet:              95737600
    Equivalent to 5 /8s, 180 /16s and 215 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                   9600
    Total AfriNIC prefixes after maximum aggregation:              2907
    AfriNIC Deaggregation factor:                                  3.30
Prefixes being announced from the AfriNIC address blocks:         11770
    Unique aggregates announced from the AfriNIC address blocks:   4880
AfriNIC Region origin ASes present in the Internet Routing Table:   322
    AfriNIC Prefixes per ASN:                                     36.55
AfriNIC Region origin ASes announcing only one prefix:              137
AfriNIC Region transit ASes present in the Internet Routing Table:   81
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  165
Number of AfriNIC addresses announced to Internet:             39919360
    Equivalent to 2 /8s, 97 /16s and 31 /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        9719       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1550        789     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         578      10607     150  GIGAINFRA SoftBank Corp., JP
 38266         557        145      41  VIL-AS-AP Vodafone Idea Ltd, IN
 56040         481        489     113  CMNET-GUANGDONG-AP China Mobile communica

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       10637      11798    3765  AMAZON-02, US
   749        3244      54889    2496  DNIC-AS-00749, US
  7018        2928      23673    1842  ATT-INTERNET4, US
   367        2497       3032    1173  DNIC-ASBLK-00306-00371, US
 22773        2448       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2079        133    1349  USDA-1, US
  6167        1818       3384     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1539        165     763  AS-COLOCROSSING, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 20940        1279        102    1046  AKAMAI-ASN1, NL
  3257         974       2084     774  GTT-BACKBONE GTT, US
  8452         914       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         715         60      29  Jordan Data Communications, JO
212238         570         41     501  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations
 61317         520         36     466  ASDETUK www.heficed.com, US

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        5918       1691     721  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1349        193    1011  Telmex Colombia S.A., CO
  3816        1317        774     207  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1074        369      22  Telefonica del Peru S.A.A., PE
 26615        1042       2503      53  TIM SA, BR
 18881         870       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         522         73     228  Mega Cable, S.A. de C.V., MX

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        1380        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         917         66     311  ORANGE-COTE-IVOIRE, CI
 36935         707        131     184  Vodafone-, EG
 36992         666       1010     305  ETISALAT-MISR, EG
 36914         516         82       3  KENET-AS, KE
 36903         385        172     272  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  INTERNET-SOLUTIONS, ZA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10637      11798    3765  AMAZON-02, US
  9808        9719       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5918       1691     721  UNINET, MX
   749        3244      54889    2496  DNIC-AS-00749, US
  7018        2928      23673    1842  ATT-INTERNET4, US
   367        2497       3032    1173  DNIC-ASBLK-00306-00371, US
 22773        2448       2074     699  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2079        133    1349  USDA-1, US
 11830        2009        369      64  Instituto Costarricense de Electricidad y
  6167        1818       3384     436  CELLCO-PART, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9719         9644  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5918         5197  UNINET, MX
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2448         1749  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
  6167        1818         1382  CELLCO-PART, US
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1550         1377  CMNET-JIANGSU-AP China Mobile communications co
 24863        1380         1364  LINKdotNET-AS, EG

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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

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        /8:13       /9:10      /10:29      /11:41      /12:138     
/13:197     /14:525     /15:1033    /16:7136    /17:3361    /18:3951    
/19:7475    /20:11334   /21:14919   /22:27325   /23:26816   /24:142990  
/25:37      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3046        5918  UNINET, MX
 16509        2144       10637  AMAZON-02, US
 22773        1847        2448  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1316        2928  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         891        1818  CELLCO-PART, US
 19901         819         969  BRSPD-PUBLIC, US
 10620         801        1349  Telmex Colombia S.A., CO
 11776         740        1592  ATLANTICBB-JOHNSTOWN, US

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

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

   1:68        2:306       3:446       4:5         5:742       6:148    
   7:5         8:689      11:171      12:1025     13:306      14:105    
  15:291      16:226      17:6        18:841      20:179      21:4      
  22:188      23:2247     24:647      25:2        27:36       29:19     
  31:338      32:26       34:10       35:70       36:1196     37:666    
  38:1420     39:542      40:52       41:1121     42:311      43:193    
  44:40       45:3715     46:842      47:97       49:31       50:337    
  51:370      52:1366     54:276      55:946      56:8        57:17     
  58:6        59:33       60:17       61:57       62:479      63:783    
  64:1665     65:1091     66:1461     67:904      68:509      69:1075   
  70:311      71:205      72:574      74:916      75:416      76:232    
  77:322      78:327      79:215      80:311      81:378      82:307    
  83:170      84:331      85:471      86:200      87:195      88:227    
  89:849      90:98       91:986      92:555      93:447      94:637    
  95:264      96:220      97:62       98:456      99:160     100:13     
 101:21      102:409     103:1347    104:1060    105:170     106:15     
 107:1225    108:461     109:374     110:29      111:1844    112:460    
 113:41      114:49      115:22      116:49      117:964     118:175    
 119:133     120:1103    121:38      122:169     123:160     124:73     
 125:15      128:479     129:316     130:633     131:938     132:570    
 133:195     134:473     135:109     136:466     137:533     138:987    
 139:463     140:680     141:446     142:798     143:722     144:415    
 145:81      146:595     147:480     148:735     149:667     150:308    
 151:608     152:671     153:136     154:755     155:732     156:696    
 157:366     158:449     159:677     160:832     161:665     162:883    
 163:408     164:737     165:816     166:584     167:661     168:1319   
 169:168     170:1548    171:100     172:1154    173:785     174:232    
 175:39      176:376     177:1261    178:435     179:803     180:65     
 181:1598    182:48      183:832     184:459     185:3155    186:1699   
 187:1145    188:695     189:1467    190:4058    191:457     192:4866   
 193:1877    194:1369    195:993     196:877     197:953     198:2527   
 199:4448    200:3441    201:3174    202:1133    203:687     204:2093   
 205:1917    206:1574    207:1434    208:1180    209:1791    210:352    
 211:460     212:964     213:746     214:1021    215:43      216:2369   
 217:453     218:527     219:22      220:32      221:300     222:20     
 223:651    

End of report


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