View

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	81.2.148.0/24	SD1-Telecom
	154.52.36.0/24	SD1 Telecom
	154.52.49.0/24	Cogent Communications, LLC
	154.52.51.0/24	Cogent Communications, LLC
	194.13.142.0/24	SD1-Telecom SRL
	2a13:4840::/29	SD1-Telecom SRL

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy stupefied_ramanujan Policy heuristic_ride Policy musing_euclid

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS1299	Arelion (fka. Telia Carrier)	✔	✔
	AS174	Cogent Communications, LLC	✔	✘
	AS29467	LUXNETWORK S.A.	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS1299	Arelion (fka. Telia Carrier)	✔	✔
	AS29467	LUXNETWORK S.A.	✔	✔
	AS174	Cogent Communications, LLC	✔	✘

aut-num:        AS201042
as-name:        SD1-Telecom
remarks:        ==============================
remarks:        UPSTREAMS
remarks:        ==============================
import:         from AS12956 accept ANY
export:         to AS12956 announce AS201042:AS-SD1TEL
import:         from AS174 accept ANY
export:         to AS174 announce AS201042:AS-SD1TEL
import:         from AS1299 accept ANY
export:         to AS1299 announce AS201042:AS-SD1TEL
import:         from AS29467 accept ANY
export:         to AS29467 announce AS201042:AS-SD1TEL
remarks:        ==============================
remarks:        Routing Policy
remarks:        ==============================
remarks:        We deny prefixes longer than /24 (IPv4) and /48 (IPv6) on all our
remarks:        BGP sessions. We also filter default routes and bogus networks
remarks:        (RFC1918, RFC5735, Former Class D/E, documentation prefix, 6bone,
remarks:        etc...)
remarks:        ==============================
org:            ORG-SS1287-RIPE
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SD1TEL-MNT
created:        2022-11-30T08:24:43Z
last-modified:  2025-08-07T17:01:48Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************


organisation:   ORG-SS1287-RIPE
org-name:       SD1-Telecom SRL
country:        BE
org-type:       LIR
address:        Dummy address for ORG-SS1287-RIPE
# Email removed, Log into bgp.tools to see whois emails
abuse-c:        AR68624-RIPE
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SD1TEL-MNT
created:        2022-07-04T07:51:52Z
last-modified:  2023-01-05T16:55:47Z
source:         RIPE
mnt-ref:        SD1TEL-MNT
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************

Last Update: 2025-12-22T03:25:21Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RIPE	as201042:as-sd1tel	1
RIPE	as-luxnetwork	65