`tfs.app.visualstudio.com`

	CNAME	`tfsprodeus2su1.eastus2.cloudapp.azure.com`
	DNSSEC	⚠️ Not signed
	A	20.41.6.13^{🇺🇸 Microsoft20.40.0.0/13 MICROSOFT}

`app.visualstudio.com`

DNSSEC

⚠️ Not signed

WOT: SAFE (92/100)
WOT: SAFE (93/100)

Same first word

tfs.education

tfs.fr

tfs.me

tfs.se

tfs.qa

tfs.org.za

tfs.cl

tfs.be

tfs.si

tfs.co.nz

tfs.bg

tfs.services

tfs.direct

tfs.email

tfs.com.hk

tfs.ru

tfs.sk

tfs.cloud

tfs.co.za

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tfs.cc

tfs.co

tfs.net.pk

tfs.ca

tfs.fi

tfs.net.my

tfs.net

tfs.com.sg

tfs.us

tfs.vn

tfs.com.br

tfs.pl

tfs.com.vn

tfs.net.tw

tfs.jp

tfs.ch

tfs.ge

tfs.biz

tfs.im

tfs.k12.nj.us

tfs.ro

tfs.dk

tfs.de

tfs.com.pk

tfs.go.tz

tfs.at

tfs.net.nz

tfs.on.ca

tfs.com

tfs.com.ar

tfs.ie

tfs.com.tr

tfs.nl

tfs.gr

tfs.co.kr

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tsf.cz

stf.nl

stf.net

fst.info

tsf.nl

sft.li

sft.cc

tsf.mobi

fst.sm

stf.jp

sft.mx

fst.im

tsf.qc.ca

sft.solutions

fst.onl

sft.com.tr

tsf.se

tsf.de

stf.co.th

stf.gov.br

sft.fi

sft.inf.br

tsf.us

stf.no

stf.ro

fts.kz

stf.cz

sft.asso.fr

stf.name

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stf.tech

stf.org

sft.by

stf.com.tr

sft.it

fts.at

tsf.ae

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tsf.vg

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tsf.info

fst.gmbh

fts.edgesuite.net

fts.bz

sft.kz

sft.in.ua

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tsf.com.py

sft.net

sft.dog

stf.sk.ca

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sft.com.ua

stf.cn

tsf.cc

sft.nl

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fst.cc

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fst.help

tsf.co

stf.st

sft.us

fts.fm

fst.com.my

tsf.com.br

fts.co.za

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tsf.hu

sft.pl

fts.edu.ba

fts.aero

stf.by

tsf.com.sg

stf.jus.br

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fts.by

fts.ua

DNS History

3 records (1 active, 2 former)

○A65.52.8.372016-12-28 → 2016-12-28 · 3 obs

● 2016-12-28 21:10:30
○ 2020-11-07 01:18:00
○ 2026-04-23 23:51:26

○CNAMEtfsprodch1su1.cloudapp.net2016-12-28 → 2016-12-28 · 3 obs

● 2016-12-28 21:10:30
○ 2020-11-07 01:18:00
○ 2026-04-23 23:51:26

●CNAMEtfsprodeus2su1.eastus2.cloudapp.azure.com2020-11-07 → 2026-04-23 · 3 obs

○ 2016-12-28 21:10:30
● 2020-11-07 01:18:00
● 2026-04-23 23:51:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
visualstudio.com	ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info	2 records

✅ Authoritative Response

Server:150.171.21.7

NS records: ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for visualstudio.com (unsigned zone)

⏱️ Timing

Total: 170ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`tfsprodeus2su1.eastus2.cloudapp.azure.co`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-07.azure-dns.com, ns1-07.azure-dns.com)

Analysis

IP Addresses

tfs.app.visualstudio.com points to a single IP address: 20.41.6.13.

Other host names, for instance tfsprodeus2su1.eastus2.cloudapp.azure.com, share IP numbers with tfs.app.visualstudio.com.

tfs.app.visualstudio.com - robtex.com