BGP map for 178.217.248.0/21

178.217.248.0/21 is announced by AS12831 TASK-AS and seen by 336 peers of 23 RIPE RIS collectors, over 262 different AS paths. Its busiest upstreams are AS196844 PIONIER-AS-ams-ix (62%), AS13293 PIONIER-AS-COM (38%) and AS5550 TASK-AS (<1%). The most common path, used by 10 peers, is AS24482 AS196844 AS12831.

Routes checked 20:28:19 UTC

No change in the origin, the upstreams or the number of peers since 17:53 UTC on 29 Oct, when this site first looked at 178.217.248.0/21.

AS-path graph toward 178.217.248.0/21

origin Tier 1Tier 2transitedge network prefix best path: chosen by 10 of 336 peers (3%) number on a line = peers using that link RIS data up to 20:28 UTC what the colours mean 12 of 262 paths drawn 6 quieter networks left out

View JSON Raw upstream

336collector peers

23RIS collectors

262distinct AS paths

3.7average AS hops, 2 to 6

Upstreams

Networks directly in front of the origin.

Network	Peers	Share
AS196844 PIONIER-AS-ams-ix Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center	208	62%
AS13293 PIONIER-AS-COM Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center	126	38%
AS5550 TASK-AS Technical University of Gdansk, Academic Computer Center TASK	2	<1%

Transit networks

Networks between the collector peer and the origin.

Network	Peers	Share
AS196844 PIONIER-AS-ams-ix Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center	206	61%
AS13293 PIONIER-AS-COM Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center	126	38%
AS1299 TWELVE99 Arelion Sweden AB	73	22%
AS174 Cogent Communications, LLC	51	15%
AS6939 Hurricane Electric LLC	10	3%
AS3356 Level 3 Parent, LLC	5	1%
AS2914 NTT America, Inc.	4	1%
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A.	4	1%
AS35625 EUROFIBER-FRANCE Eurofiber France SAS	3	<1%
AS33891 CORE-BACKBONE Core-Backbone GmbH	3	<1%

AS paths

Every distinct path the collector peers use, most common first. An ASN repeated to lengthen a path (a prepend) is shown once.

#	Path, collector peer to origin	Peers	Share	Collectors
1	AS24482 AS196844 AS12831	10	3%	10
2	AS8218 AS196844 AS12831	7	2%	6
3	AS13030 AS196844 AS12831	4	1%	4
4	AS14840 AS196844 AS12831	4	1%	2
5	AS47147 AS196844 AS12831	4	1%	4
6	AS6461 AS174 AS13293 AS12831	4	1%	4
7	AS9002 AS1299 AS13293 AS12831	4	1%	4
8	AS199524 AS1299 AS13293 AS12831	4	1%	4
9	AS48185 AS196844 AS12831	3	<1%	3
10	AS34019 AS196844 AS12831	3	<1%	3
11	AS25091 AS196844 AS12831	3	<1%	3
12	AS48362 AS196844 AS12831	3	<1%	3
13	AS2914 AS1299 AS13293 AS12831	3	<1%	3
14	AS14907 AS1299 AS13293 AS12831	3	<1%	3
15	AS196844 AS12831	2	<1%	2
16	AS25160 AS196844 AS12831	2	<1%	2
17	AS1299 AS13293 AS12831	2	<1%	2
18	AS34927 AS196844 AS12831	2	<1%	2
19	AS35710 AS196844 AS12831	2	<1%	2
20	AS8529 AS196844 AS12831	2	<1%	2
21	AS3214 AS196844 AS12831	2	<1%	2
22	AS212483 AS196844 AS12831	2	<1%	1
23	AS49544 AS196844 AS12831	2	<1%	2
24	AS15547 AS196844 AS12831	2	<1%	2
25	AS12779 AS196844 AS12831	2	<1%	2
26	AS51184 AS196844 AS12831	2	<1%	2
27	AS47692 AS196844 AS12831	2	<1%	2
28	AS59890 AS196844 AS12831	2	<1%	2
29	AS3320 AS1299 AS13293 AS12831	2	<1%	2
30	AS62167 AS174 AS13293 AS12831	2	<1%	2
31	AS42473 AS1299 AS13293 AS12831	2	<1%	2
32	AS34927 AS1299 AS13293 AS12831	2	<1%	2
33	AS58057 AS1836 AS196844 AS12831	2	<1%	2
34	AS31027 AS6797 AS196844 AS12831	2	<1%	1
35	AS3491 AS174 AS13293 AS12831	2	<1%	2
36	AS6762 AS1299 AS13293 AS12831	2	<1%	2
37	AS20612 AS9044 AS196844 AS12831	2	<1%	1
38	AS271253 AS174 AS13293 AS12831	2	<1%	1
39	AS199524 AS174 AS13293 AS12831	2	<1%	2
40	AS2497 AS174 AS13293 AS12831	2	<1%	2
41	AS19151 AS174 AS13293 AS12831	2	<1%	2
42	AS49544 AS3356 AS1299 AS13293 AS12831	2	<1%	1
43	AS142289 AS9583 AS6453 AS1299 AS13293 AS12831	2	<1%	1
44	AS1828 AS196844 AS12831	1	<1%	1
45	AS39122 AS196844 AS12831	1	<1%	1
46	AS12969 AS196844 AS12831	1	<1%	1
47	AS14630 AS196844 AS12831	1	<1%	1
48	AS271253 AS196844 AS12831	1	<1%	1
49	AS34549 AS196844 AS12831	1	<1%	1
50	AS37721 AS196844 AS12831	1	<1%	1

50 of 262 paths shown. All of them are in the JSON.

More prefixes from AS12831

Routes seen by RIPE RIS in the 24 hours up to 8 Nov 2026, 20:28 UTC, fetched just now.