Routing Table Report 08:00 +10GMT Fri 27 Jan, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 621330
Prefixes after maximum aggregation (per Origin AS): 221051
Deaggregation factor: 2.81
Unique aggregates announced (without unneeded subnets): 305290
Total ASes present in the Internet Routing Table: 55590
Prefixes per ASN: 11.18
Origin-only ASes present in the Internet Routing Table: 36096
Origin ASes announcing only one prefix: 15231
Transit ASes present in the Internet Routing Table: 6627
Transit-only ASes present in the Internet Routing Table: 171
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 180
Unregistered ASNs in the Routing Table: 52
Number of 32-bit ASNs allocated by the RIRs: 17074
Number of 32-bit ASNs visible in the Routing Table: 12867
Prefixes from 32-bit ASNs in the Routing Table: 52923
Number of bogon 32-bit ASNs visible in the Routing Table: 871
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 386
Number of addresses announced to Internet: 2852227072
Equivalent to 170 /8s, 1 /16s and 136 /24s
Percentage of available address space announced: 77.0
Percentage of allocated address space announced: 77.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.4
Total number of prefixes smaller than registry allocations: 207490
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 148224
Total APNIC prefixes after maximum aggregation: 42513
APNIC Deaggregation factor: 3.49
Prefixes being announced from the APNIC address blocks: 164046
Unique aggregates announced from the APNIC address blocks: 71058
APNIC Region origin ASes present in the Internet Routing Table: 5141
APNIC Prefixes per ASN: 31.91
APNIC Region origin ASes announcing only one prefix: 1156
APNIC Region transit ASes present in the Internet Routing Table: 928
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 53
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2628
Number of APNIC addresses announced to Internet: 758676992
Equivalent to 45 /8s, 56 /16s and 126 /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: 187859
Total ARIN prefixes after maximum aggregation: 89253
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 194782
Unique aggregates announced from the ARIN address blocks: 89754
ARIN Region origin ASes present in the Internet Routing Table: 16040
ARIN Prefixes per ASN: 12.14
ARIN Region origin ASes announcing only one prefix: 5603
ARIN Region transit ASes present in the Internet Routing Table: 1731
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1726
Number of ARIN addresses announced to Internet: 1104041984
Equivalent to 65 /8s, 206 /16s and 88 /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: 151894
Total RIPE prefixes after maximum aggregation: 73449
RIPE Deaggregation factor: 2.07
Prefixes being announced from the RIPE address blocks: 163511
Unique aggregates announced from the RIPE address blocks: 99283
RIPE Region origin ASes present in the Internet Routing Table: 18154
RIPE Prefixes per ASN: 9.01
RIPE Region origin ASes announcing only one prefix: 7748
RIPE Region transit ASes present in the Internet Routing Table: 3109
Average RIPE Region AS path length visible: 3.4
Max RIPE Region AS path length visible: 43
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5107
Number of RIPE addresses announced to Internet: 709802752
Equivalent to 42 /8s, 78 /16s and 187 /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: 63709
Total LACNIC prefixes after maximum aggregation: 12515
LACNIC Deaggregation factor: 5.09
Prefixes being announced from the LACNIC address blocks: 80701
Unique aggregates announced from the LACNIC address blocks: 38080
LACNIC Region origin ASes present in the Internet Routing Table: 2480
LACNIC Prefixes per ASN: 32.54
LACNIC Region origin ASes announcing only one prefix: 554
LACNIC Region transit ASes present in the Internet Routing Table: 589
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3121
Number of LACNIC addresses announced to Internet: 170722048
Equivalent to 10 /8s, 45 /16s and 3 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-266652 + 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: 15439
Total AfriNIC prefixes after maximum aggregation: 3314
AfriNIC Deaggregation factor: 4.66
Prefixes being announced from the AfriNIC address blocks: 17903
Unique aggregates announced from the AfriNIC address blocks: 6780
AfriNIC Region origin ASes present in the Internet Routing Table: 732
AfriNIC Prefixes per ASN: 24.46
AfriNIC Region origin ASes announcing only one prefix: 170
AfriNIC Region transit ASes present in the Internet Routing Table: 186
Average AfriNIC Region AS path length visible: 3.3
Max AfriNIC Region AS path length visible: 22
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 285
Number of AfriNIC addresses announced to Internet: 86263296
Equivalent to 5 /8s, 36 /16s and 70 /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
7545 3572 390 248 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2975 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2698 1499 537 BSNL-NIB National Internet Backbone, IN
4766 2335 11133 733 KIXS-AS-KR Korea Telecom, KR
9808 2215 8698 31 CMNET-GD Guangdong Mobile Communication
4755 2050 428 215 TATACOMM-AS TATA Communications formerl
45899 1887 1308 97 VNPT-AS-VN VNPT Corp, VN
24560 1563 565 247 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
9583 1553 120 544 SIFY-AS-IN Sify Limited, IN
7552 1504 1103 62 VIETEL-AS-AP Viettel Corporation, VN
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
22773 3628 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3286 1333 83 SHAW - Shaw Communications Inc., CA
18566 2187 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2094 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1963 2031 403 CHARTER-NET-HKY-NC - Charter Communicat
209 1705 5065 632 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1701 320 456 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
16509 1694 3232 525 AMAZON-02 - Amazon.com, Inc., US
6983 1681 849 228 ITCDELTA - Earthlink, Inc., US
701 1561 10611 653 UUNET - MCI Communications Services, In
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
39891 3334 171 18 ALJAWWALSTC-AS , SA
20940 3000 1130 2132 AKAMAI-ASN1 , US
9121 2202 1707 94 TTNET , TR
34984 1989 327 377 TELLCOM-AS , TR
13188 1599 99 61 TRIOLAN , UA
12479 1448 1033 51 UNI2-AS , ES
8551 1352 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1313 355 22 UKRTELNET , UA
9198 1105 352 25 KAZTELECOM-AS , KZ
8402 1093 544 15 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
10620 3534 545 171 Telmex Colombia S.A., CO
8151 2465 3376 551 Uninet S.A. de C.V., MX
11830 1801 368 66 Instituto Costarricense de Electricidad
6503 1541 437 54 Axtel, S.A.B. de C.V., MX
7303 1526 974 254 Telecom Argentina S.A., AR
6147 1296 377 27 Telefonica del Peru S.A.A., PE
28573 1059 2271 178 CLARO S.A., BR
11664 992 279 32 Techtel LMDS Comunicaciones Interactiva
3816 991 477 177 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 916 125 78 Alestra, S. de R.L. de C.V., MX
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 1293 398 42 LINKdotNET-AS, EG
36903 719 361 123 MT-MPLS, MA
37611 684 67 6 Afrihost, ZA
36992 588 1375 26 ETISALAT-MISR, EG
24835 491 658 16 RAYA-AS, EG
8452 483 1474 16 TE-AS TE-AS, EG
37492 383 324 75 ORANGE-TN, TN
29571 368 36 10 CITelecom-AS, CI
15399 321 35 6 WANANCHI-KE, KE
2018 288 327 74 TENET-1, ZA
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
22773 3628 2968 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3572 390 248 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3534 545 171 Telmex Colombia S.A., CO
39891 3334 171 18 ALJAWWALSTC-AS , SA
6327 3286 1333 83 SHAW - Shaw Communications Inc., CA
20940 3000 1130 2132 AKAMAI-ASN1 , US
17974 2975 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2698 1499 537 BSNL-NIB National Internet Backbone, IN
8151 2465 3376 551 Uninet S.A. de C.V., MX
4766 2335 11133 733 KIXS-AS-KR Korea Telecom, KR
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
10620 3534 3363 Telmex Colombia S.A., CO
7545 3572 3324 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3334 3316 ALJAWWALSTC-AS , SA
6327 3286 3203 SHAW - Shaw Communications Inc., CA
17974 2975 2904 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2215 2184 CMNET-GD Guangdong Mobile Communication
9829 2698 2161 BSNL-NIB National Internet Backbone, IN
9121 2202 2108 TTNET , TR
18566 2187 2078 MEGAPATH5-US - MegaPath Corporation, US
6389 2094 2055 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
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
65532 PRIVATE 14.192.19.0/24 23456 -Reserved AS-, ZZ
64522 PRIVATE 37.26.105.0/24 34555 CCS-LEEDS-ASN Unit A, Seacroft
65050 PRIVATE 37.122.208.0/21 20738 AS20738 , GB
64541 PRIVATE 41.79.60.0/24 37343 AirtelSeychelles, SC
64541 PRIVATE 41.79.61.0/24 37343 AirtelSeychelles, SC
64541 PRIVATE 41.79.62.0/24 37343 AirtelSeychelles, SC
65001 PRIVATE 41.223.85.0/24 37075 ZAINUGAS, UG
65001 PRIVATE 41.223.86.0/24 37075 ZAINUGAS, UG
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
198.18.0.0/15 65333 -Private Use AS-, ZZ
198.51.100.0/24 65333 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.12.0/24 55763 UNKNOWN
14.128.12.0/22 55763 UNKNOWN
14.128.13.0/24 55763 UNKNOWN
14.128.15.0/24 55763 UNKNOWN
27.100.7.0/24 56096 UNKNOWN
41.73.16.0/24 37004 Suburban-Broadband-AS, NG
41.73.17.0/24 37004 Suburban-Broadband-AS, NG
41.73.18.0/24 37004 Suburban-Broadband-AS, NG
41.73.19.0/24 37004 Suburban-Broadband-AS, NG
41.73.20.0/24 37004 Suburban-Broadband-AS, NG
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 /8:17 /9:13 /10:36 /11:103 /12:277
/13:530 /14:1052 /15:1800 /16:13140 /17:7682 /18:12793
/19:24762 /20:36768 /21:40006 /22:73063 /23:60699 /24:347504
/25:7 /26:7 /27:10 /28:96 /29:236 /30:656
/31:0 /32:73
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3082 3286 SHAW - Shaw Communications Inc., CA
39891 2896 3334 ALJAWWALSTC-AS , SA
22773 2824 3628 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2080 2187 MEGAPATH5-US - MegaPath Corporation, US
9121 1544 2202 TTNET , TR
30036 1512 1701 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1450 3534 Telmex Colombia S.A., CO
6389 1392 2094 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1349 1599 TRIOLAN , UA
6983 1323 1681 ITCDELTA - Earthlink, Inc., US
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1589 2:816 4:18 5:2434 6:32 8:983
12:1810 13:66 14:1729 15:23 16:2 17:99
18:128 19:1 20:51 23:1981 24:1840 27:2373
31:1875 32:60 33:2 34:1 35:19 36:352
37:2511 38:1310 39:44 40:100 41:2937 42:447
43:1903 44:59 45:2332 46:2562 47:110 49:1204
50:943 51:18 52:697 54:356 55:3 56:4
57:44 58:1475 59:885 60:387 61:1822 62:1502
63:1934 64:4541 65:2208 66:4390 67:2219 68:1166
69:3306 70:1301 71:570 72:2048 74:2586 75:402
76:413 77:1428 78:1539 79:1120 80:1372 81:1419
82:969 83:722 84:859 85:1681 86:484 87:1127
88:780 89:2047 90:199 91:6110 92:973 93:2402
94:2340 95:2770 96:571 97:360 98:939 99:91
100:148 101:1231 103:13282 104:2657 105:160 106:476
107:1522 108:776 109:2533 110:1263 111:1654 112:1134
113:1256 114:994 115:1614 116:1690 117:1633 118:2044
119:1567 120:926 121:1016 122:2225 123:1985 124:1495
125:1757 128:675 129:497 130:404 131:1392 132:547
133:189 134:503 135:213 136:385 137:413 138:1864
139:370 140:553 141:513 142:721 143:901 144:756
145:172 146:1001 147:637 148:1391 149:568 150:680
151:934 152:713 153:313 154:744 155:953 156:543
157:577 158:436 159:1268 160:565 161:733 162:2437
163:521 164:763 165:1140 166:352 167:1257 168:2449
169:715 170:2672 171:269 172:925 173:1811 174:795
175:698 176:1755 177:4119 178:2449 179:1168 180:2085
181:1936 182:2194 183:1017 184:836 185:8538 186:3219
187:2260 188:2342 189:1781 190:8110 191:1333 192:9277
193:5764 194:4594 195:3826 196:1927 197:1275 198:5547
199:5805 200:7301 201:4145 202:9363 203:9755 204:4415
205:2749 206:2893 207:3110 208:3995 209:3855 210:3396
211:1839 212:2750 213:2456 214:846 215:65 216:5807
217:1970 218:762 219:375 220:1671 221:891 222:506
223:1141
End of report