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	Prefix	Description
	37.18.128.0/24	TANGO NETWORKS UK LTD
	37.18.128.0/22	TANGO NETWORKS UK LTD
	37.18.129.0/24	Dallas, United States

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS2914	NTT America, Inc.	✔	✘
	AS4455	IX Reach Ltd	✔	✘
	AS31216	BSO Network Solutions SAS	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS4455	IX Reach Ltd	✔	✘
	AS2914	NTT America, Inc.	✔	✘
	AS31216	BSO Network Solutions SAS	✔	✘
	AS43531	BSO Network Solutions SAS	✔	✘

aut-num:        AS49354
as-name:        SIMETRIC
org:            ORG-STL115-RIPE
import:         from AS43531 accept ANY
export:         to AS43531 announce AS49354
import:         from AS13009 accept ANY
export:         to AS13009 announce AS49354
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         uk-simetric-1-mnt
created:        2018-06-14T13:12:03Z
last-modified:  2018-09-04T12:15:27Z
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-STL115-RIPE
org-name:       TANGO NETWORKS UK LTD
country:        GB
org-type:       LIR
address:        Dummy address for ORG-STL115-RIPE
# Email removed, Log into bgp.tools to see whois emails/phone numbers
abuse-c:        AR46888-RIPE
mnt-ref:        uk-simetric-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         uk-simetric-1-mnt
created:        2018-06-12T12:16:25Z
last-modified:  2026-05-13T07:39:14Z
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:        ****************************

Last Update: 2026-06-13T03:24:10Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-ixreach	5470
RIPE	as-bsocom	5524
RIPE	as-fastweb	618
NTTCOM	as2914:as-us	73396
RIPE	as-bso	5527
NTTCOM	as2914:as-europe	81090