Routing Table Report 08:00 +10GMT Sun 01 Apr, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 681021
Prefixes after maximum aggregation (per Origin AS): 266086
Deaggregation factor: 2.56
Unique aggregates announced (without unneeded subnets): 333108
Total ASes present in the Internet Routing Table: 60183
Prefixes per ASN: 11.32
Origin-only ASes present in the Internet Routing Table: 51874
Origin ASes announcing only one prefix: 22828
Transit ASes present in the Internet Routing Table: 8309
Transit-only ASes present in the Internet Routing Table: 263
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 64
Max AS path prepend of ASN ( 56262) 61
Prefixes from unregistered ASNs in the Routing Table: 59
Number of instances of unregistered ASNs: 65
Number of 32-bit ASNs allocated by the RIRs: 22012
Number of 32-bit ASNs visible in the Routing Table: 17732
Prefixes from 32-bit ASNs in the Routing Table: 73335
Number of bogon 32-bit ASNs visible in the Routing Table: 40
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 291
Number of addresses announced to Internet: 2877855744
Equivalent to 171 /8s, 136 /16s and 152 /24s
Percentage of available address space announced: 77.7
Percentage of allocated address space announced: 77.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.9
Total number of prefixes smaller than registry allocations: 228470
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 178214
Total APNIC prefixes after maximum aggregation: 52750
APNIC Deaggregation factor: 3.38
Prefixes being announced from the APNIC address blocks: 178575
Unique aggregates announced from the APNIC address blocks: 76748
APNIC Region origin ASes present in the Internet Routing Table: 8667
APNIC Prefixes per ASN: 20.60
APNIC Region origin ASes announcing only one prefix: 2477
APNIC Region transit ASes present in the Internet Routing Table: 1279
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 64
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3657
Number of APNIC addresses announced to Internet: 765953792
Equivalent to 45 /8s, 167 /16s and 135 /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, 131072-137529
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: 205492
Total ARIN prefixes after maximum aggregation: 98495
ARIN Deaggregation factor: 2.09
Prefixes being announced from the ARIN address blocks: 206042
Unique aggregates announced from the ARIN address blocks: 97686
ARIN Region origin ASes present in the Internet Routing Table: 18097
ARIN Prefixes per ASN: 11.39
ARIN Region origin ASes announcing only one prefix: 6715
ARIN Region transit ASes present in the Internet Routing Table: 1820
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 40
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2332
Number of ARIN addresses announced to Internet: 1104439808
Equivalent to 65 /8s, 212 /16s and 106 /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, 393216-397212
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, 45/8, 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: 188376
Total RIPE prefixes after maximum aggregation: 91213
RIPE Deaggregation factor: 2.07
Prefixes being announced from the RIPE address blocks: 184678
Unique aggregates announced from the RIPE address blocks: 110263
RIPE Region origin ASes present in the Internet Routing Table: 25052
RIPE Prefixes per ASN: 7.37
RIPE Region origin ASes announcing only one prefix: 11361
RIPE Region transit ASes present in the Internet Routing Table: 3573
Average RIPE Region AS path length visible: 3.6
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6840
Number of RIPE addresses announced to Internet: 715923200
Equivalent to 42 /8s, 172 /16s and 31 /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
196608-207259
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: 89087
Total LACNIC prefixes after maximum aggregation: 19609
LACNIC Deaggregation factor: 4.54
Prefixes being announced from the LACNIC address blocks: 90475
Unique aggregates announced from the LACNIC address blocks: 40666
LACNIC Region origin ASes present in the Internet Routing Table: 6966
LACNIC Prefixes per ASN: 12.99
LACNIC Region origin ASes announcing only one prefix: 1903
LACNIC Region transit ASes present in the Internet Routing Table: 1293
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4502
Number of LACNIC addresses announced to Internet: 172404480
Equivalent to 10 /8s, 70 /16s and 175 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + 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: 18529
Total AfriNIC prefixes after maximum aggregation: 3983
AfriNIC Deaggregation factor: 4.65
Prefixes being announced from the AfriNIC address blocks: 20959
Unique aggregates announced from the AfriNIC address blocks: 7512
AfriNIC Region origin ASes present in the Internet Routing Table: 1118
AfriNIC Prefixes per ASN: 18.75
AfriNIC Region origin ASes announcing only one prefix: 371
AfriNIC Region transit ASes present in the Internet Routing Table: 230
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 401
Number of AfriNIC addresses announced to Internet: 96476928
Equivalent to 5 /8s, 192 /16s and 31 /24s
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 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
9829 2798 1499 542 BSNL-NIB National Internet Backbone, IN
7545 2780 403 390 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 2694 1158 61 VIETEL-AS-AP Viettel Group, VN
9394 2556 4923 29 CTTNET China TieTong Telecommunications
45899 2501 1569 160 VNPT-AS-VN VNPT Corp, VN
4766 2412 11131 767 KIXS-AS-KR Korea Telecom, KR
17974 2315 930 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2148 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2077 417 215 TATACOMM-AS TATA Communications formerl
9498 1770 374 141 BBIL-AP BHARTI Airtel Ltd., IN
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6327 3373 1323 86 SHAW - Shaw Communications Inc., CA
22773 3292 2988 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2167 405 108 MEGAPATH5-US - MegaPath Corporation, US
16509 2135 4723 675 AMAZON-02 - Amazon.com, Inc., US
20115 2092 2484 447 CHARTER-NET-HKY-NC - Charter Communicat
30036 1947 341 181 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1917 5068 603 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
11492 1778 228 556 CABLEONE - CABLE ONE, INC., US
7018 1698 20205 1250 ATT-INTERNET4 - AT&T Services, Inc., US
16625 1695 825 1213 AKAMAI-AS - Akamai Technologies, Inc.,
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 3973 1504 539 UNI2-AS, ES
39891 3522 203 20 ALJAWWALSTC-AS, SA
20940 2749 777 2006 AKAMAI-ASN1, US
8551 2099 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
34984 2021 334 482 TELLCOM-AS, TR
12389 2009 1859 706 ROSTELECOM-AS, RU
9121 1953 1692 19 TTNET, TR
13188 1606 100 46 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1223 544 14 CORBINA-AS OJSC "Vimpelcom", RU
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 4311 3385 571 Uninet S.A. de C.V., MX
10620 3599 540 261 Telmex Colombia S.A., CO
11830 2639 369 85 Instituto Costarricense de Electricidad
6503 1629 437 54 Axtel, S.A.B. de C.V., MX
7303 1510 1022 193 Telecom Argentina S.A., AR
28573 1033 2253 175 CLARO S.A., BR
6147 1013 377 27 Telefonica del Peru S.A.A., PE
3816 1002 504 119 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 928 126 84 Alestra, S. de R.L. de C.V., MX
18881 908 1074 29 TELEFÔNICA BRASIL S.A, BR
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1155 397 49 LINKdotNET-AS, EG
37611 821 107 9 Afrihost, ZA
36903 741 372 137 MT-MPLS, MA
36992 707 1396 40 ETISALAT-MISR, EG
24835 637 850 15 RAYA-AS, EG
8452 631 1730 18 TE-AS TE-AS, EG
29571 467 68 12 ORANGE-COTE-IVOIRE, CI
37492 450 376 81 ORANGE-, TN
15399 362 35 7 WANANCHI-, KE
37342 361 32 1 MOVITEL, MZ
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 4311 3385 571 Uninet S.A. de C.V., MX
12479 3973 1504 539 UNI2-AS, ES
10620 3599 540 261 Telmex Colombia S.A., CO
39891 3522 203 20 ALJAWWALSTC-AS, SA
6327 3373 1323 86 SHAW - Shaw Communications Inc., CA
22773 3292 2988 151 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
9829 2798 1499 542 BSNL-NIB National Internet Backbone, IN
7545 2780 403 390 TPG-INTERNET-AP TPG Telecom Limited, AU
20940 2749 777 2006 AKAMAI-ASN1, US
7552 2694 1158 61 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
39891 3522 3502 ALJAWWALSTC-AS, SA
12479 3973 3434 UNI2-AS, ES
10620 3599 3338 Telmex Colombia S.A., CO
6327 3373 3287 SHAW - Shaw Communications Inc., CA
22773 3292 3141 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 2694 2633 VIETEL-AS-AP Viettel Group, VN
11830 2639 2554 Instituto Costarricense de Electricidad y Telec
9394 2556 2527 CTTNET China TieTong Telecommunications Corpora
7545 2780 2390 TPG-INTERNET-AP TPG Telecom Limited, AU
45899 2501 2341 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0 UNKNOWN
230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc
65537 DOCUMENT 62.162.120.0/24 6821 MT-AS-OWN bul. Orce Nikolov bb
4200000013 PRIVATE 63.147.48.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
4200000013 PRIVATE 63.147.50.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
4200010173 PRIVATE 63.228.245.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
4200000007 PRIVATE 63.232.90.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
4200000007 PRIVATE 63.232.90.0/23 209 CENTURYLINK-US-LEGACY-QWEST -
4200000007 PRIVATE 63.232.91.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
4200010039 PRIVATE 63.236.68.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 -Private Use AS-, ZZ
100.64.0.0/10 65333 -Private Use AS-, ZZ
169.254.0.0/16 65333 -Private Use AS-, ZZ
172.16.0.0/12 65333 -Private Use AS-, ZZ
192.0.0.0/24 65333 -Private Use AS-, ZZ
192.0.2.0/24 65333 -Private Use AS-, ZZ
192.168.0.0/16 0 UNKNOWN
198.18.0.0/15 65333 -Private Use AS-, ZZ
198.51.100.0/24 65333 -Private Use AS-, ZZ
203.0.113.0/24 65333 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 UNKNOWN
41.76.136.0/24 37500 -Reserved AS-, ZZ
41.76.136.0/22 37500 -Reserved AS-, ZZ
41.76.138.0/24 37500 -Reserved AS-, ZZ
41.76.139.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/24 37500 -Reserved AS-, ZZ
41.76.140.0/22 37500 -Reserved AS-, ZZ
41.76.141.0/24 37500 -Reserved AS-, ZZ
41.76.142.0/24 37500 -Reserved AS-, ZZ
41.76.143.0/24 37500 -Reserved AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/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 /8:15 /9:11 /10:37 /11:100 /12:289
/13:561 /14:1101 /15:1903 /16:13332 /17:7713 /18:13556
/19:24757 /20:37920 /21:44386 /22:85234 /23:67973 /24:380888
/25:7 /26:5 /27:8 /28:84 /29:225 /30:868
/31:0 /32:48
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3165 3373 SHAW - Shaw Communications Inc., CA
39891 2946 3522 ALJAWWALSTC-AS, SA
12479 2720 3973 UNI2-AS, ES
22773 2544 3292 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2061 2167 MEGAPATH5-US - MegaPath Corporation, US
11830 1987 2639 Instituto Costarricense de Electricidad y Telec
30036 1698 1947 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1603 3599 Telmex Colombia S.A., CO
8551 1562 2099 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 1549 1778 CABLEONE - CABLE ONE, INC., US
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1576 2:822 4:19 5:2816 6:59 7:1
8:1114 9:1 12:1880 13:181 14:1431 15:28
16:3 17:194 18:68 20:47 21:4 23:2564
24:2151 25:2 27:2162 31:1971 32:68 35:26
36:496 37:2737 38:1439 39:251 40:119 41:3017
42:601 43:1926 44:102 45:4019 46:3033 47:202
49:1283 50:1051 51:49 52:966 54:370 55:5
56:12 57:48 58:1430 59:925 60:421 61:2096
62:1811 63:1801 64:4731 65:2217 66:4583 67:2353
68:1148 69:3194 70:1143 71:558 72:2112 74:2714
75:411 76:425 77:1553 78:1694 79:1885 80:1489
81:1426 82:1088 83:784 84:1010 85:2082 86:589
87:1309 88:932 89:2320 90:200 91:6314 92:1176
93:2371 94:2385 95:2734 96:653 97:356 98:932
99:133 100:80 101:1016 102:40 103:17178 104:3270
105:225 106:646 107:1786 108:708 109:2702 110:1491
111:1761 112:1268 113:1329 114:1088 115:1607 116:1604
117:1832 118:2127 119:1653 120:947 121:992 122:2427
123:1726 124:1372 125:1838 128:933 129:629 130:430
131:1591 132:668 133:196 134:996 135:223 136:451
137:486 138:1935 139:569 140:357 141:685 142:782
143:955 144:799 145:456 146:1157 147:743 148:1491
149:718 150:714 151:1057 152:750 153:310 154:1018
155:761 156:855 157:781 158:620 159:1549 160:926
161:733 162:2546 163:520 164:1033 165:1394 166:409
167:1396 168:3039 169:807 170:3716 171:427 172:1067
173:1955 174:882 175:731 176:1862 177:3991 178:2419
179:1191 180:2203 181:2195 182:2336 183:1127 184:917
185:13127 186:3584 187:2357 188:2754 189:2002 190:8135
191:1435 192:9781 193:5879 194:4786 195:3946 196:2473
197:1401 198:5452 199:5873 200:7372 201:4999 202:9743
203:9958 204:4481 205:2846 206:2992 207:3149 208:3994
209:3922 210:3509 211:1854 212:2991 213:2737 214:896
215:60 216:5801 217:2120 218:837 219:396 220:1621
221:996 222:814 223:1213
End of report