rel.tunnels.api.visualstudio.com - robtex.com

rel.tunnels.api.visualstudio.com

DNSSEC⚠️ Not signed
NSns1-01.azure-dns.com ⭐
A2603:1061:0:700::1🇺🇸 Microsoft2603:1000::/25 MICROSOFT
PTRns1-01.azure-dns.com
A13.107.236.1🇺🇸 Microsoft13.104.0.0/14 MICROSOFT
PTRns1-01.azure-dns.com
NSns2-01.azure-dns.net
A2620:1ec:8ec:700::1🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns2-01.azure-dns.net
A150.171.21.1🇺🇸 Microsoft150.171.0.0/16 MICROSOFT
PTRns2-01.azure-dns.net
NSns3-01.azure-dns.org
A2a01:111:4000:700::1🇬🇧 Microsoft2a01:111:4000::/36
PTRns3-01.azure-dns.org
A204.14.183.1🇺🇸 Microsoft204.14.180.0/22
PTRns3-01.azure-dns.org
NSns4-01.azure-dns.info
A2620:1ec:bda:700::1🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns4-01.azure-dns.info
A208.84.5.1🇺🇸 Microsoft208.84.0.0/21 MICROSOFT
PTRns4-01.azure-dns.info
SOAns1-01.azure-dns.comazuredns-hostmaster@microsoft.com serial=1

tunnels.api.visualstudio.com

DNSSEC⚠️ Not signed
NSns1-02.azure-dns.com ⭐
NSns2-02.azure-dns.net
NSns3-02.azure-dns.org
NSns4-02.azure-dns.info
SOAns1-02.azure-dns.comazuredns-hostmaster@microsoft.com serial=1
WOT: SAFE (67/100)
WOT: SAFE (89/100)

Subdomains

use2.rel.tunnels.api.visualstudio.com
usw3.rel.tunnels.api.visualstudio.com
asse.rel.tunnels.api.visualstudio.com
cluster.rel.tunnels.api.visualstudio.com
use2-data.rel.tunnels.api.visualstudio.com
use-data.rel.tunnels.api.visualstudio.com
usw3-data.rel.tunnels.api.visualstudio.com
euw.rel.tunnels.api.visualstudio.com
use.rel.tunnels.api.visualstudio.com
global.rel.tunnels.api.visualstudio.com

Same first word

rel.at
rel.gr
rel.fr
rel.info
rel.to
rel.estate
rel.co.in
rel.ca
rel.com.au
rel.com.pl
rel.im
rel.us
rel.mx
rel.ro
rel.hu
rel.nl
rel.tv
rel.org
rel.co.il
rel.nu
rel.net
rel.se
rel.org.ru
rel.ne.jp
rel.com.ua
rel.biz
rel.cat
rel.be
rel.ge
rel.cc
rel.ee
rel.jp.net
rel.jp
rel.fi
rel.it
rel.la
rel.no
rel.org.ua
rel.nyc
rel.uk.com
rel.yt
rel.eu
rel.pl
rel.org.tw
rel.ie
rel.su
rel.in
rel.com
rel.lt
rel.li
rel.by
rel.co
rel.ru
rel.cz
rel.me
rel.ch
rel.re

Similar names

erl.kr
lre.eu
lre.es
lre.fr
ler.digital
ler.de
elr.nl
lre.fi
elr.ca
lre.be
erl.in
ler.at
erl.us
lre.net
erl.com.de
lre.co
lre.it
erl.com
erl.ws
ler.mobi
erl.info
elr.at
elr.workers.dev
rle.us
erl.kz
elr.com.au
erl.pl
elr.ee
lre.co.jp
rle.me
erl.re
rle.cc
erl.hu
elr.ae
ler.dk
ler.lu
rle.ru
ler.asia
erl.ee
erl.cn
lre.energy
elr.io
lre.org.tw
erl.com.cn
elr.dk
erl.be
ler.us
lre.nyc
ler.su
lre.immo
ler.cn
erl.co.nz
erl.co
elr.net
rle.de
lre.gmbh
elr.store
rle.fi
rle.org
erl.nl
ler.be
ler.cz
elr.lu
rle.no
erl.es
erl.de
rle.co.uk
erl.gov.lk
rle.cz
lre.com
ler.ru
lre.co.uk
lre.co.in
lre.com.cn
erl.ag
erl.org
ler.biz
erl.tv
rle.dk
lre.ma
lre.at
erl.co.za
ler.ms
erl.at
rle.co
rle.at
rle.com
lre.lv
erl.dk
elr.no
ler.com.pl
ler.pl
rle.jp
erl.nyc
rle.xyz
erl.com.au
rle.uk
rle.com.tw
ler.fr

DNS History

4 records (4 active, 0 former)

NSns1-01.azure-dns.comns2-01.azure-dns.netns3-01.azure-dns.orgns4-01.azure-dns.info
●NSns1-01.azure-dns.com2026-03-14 → 2026-03-24 · 2 obs
● 2026-03-14 07:26:30
● 2026-03-24 17:12:20
●NSns2-01.azure-dns.net2026-03-14 → 2026-03-24 · 2 obs
● 2026-03-14 07:26:30
● 2026-03-24 17:12:20
●NSns3-01.azure-dns.org2026-03-14 → 2026-03-24 · 2 obs
● 2026-03-14 07:26:30
● 2026-03-24 17:12:20
●NSns4-01.azure-dns.info2026-03-14 → 2026-03-24 · 2 obs
● 2026-03-14 07:26:30
● 2026-03-24 17:12:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net...-
visualstudio.comns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info2 records
api.visualstudio.comns1-04.azure-dns.com, ns2-04.azure-dns.net, ns3-04.azure-dns.org, ns4-04.azure-dns.info-
tunnels.api.visualstudio.comns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info-
rel.tunnels.api.visualstudio.comns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info-

✅ Authoritative Response

Server:150.171.21.1

NS records: ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for visualstudio.com (unsigned zone)

⏱️ Timing

Total: 558ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns1-01.azure-dns.com, ns2-01.azure-dns.net...
SOA1ns1-01.azure-dns.com azuredns-hostmaster

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

The parent of use2.rel.tunnels.api.visualstudio.com, usw3.rel.tunnels.api.visualstudio.com, asse.rel.tunnels.api.visualstudio.com, cluster.rel.tunnels.api.visualstudio.com, use2-data.rel.tunnels.api.visualstudio.com and a few other host names is rel.tunnels.api.visualstudio.com.

Name Servers

rel.tunnels.api.visualstudio.com is delegated to four name servers: ns1-01.azure-dns.com, ns4-01.azure-dns.info, ns2-01.azure-dns.net and ns3-01.azure-dns.org.

rel.tunnels.api.visualstudio.com shares some name servers with other domains, for example milkmoney.tv, mosman3ddental.com.au, tysers.ie, gardnersmith.com and reppo.cl.

Host names with two IP numbers

Two IPs per host:

ns1-01.azure-dns.com points to 2603:1061:0:700::1 and 13.107.236.1

ns4-01.azure-dns.info points to 2620:1ec:bda:700::1 and 208.84.5.1

ns2-01.azure-dns.net points to 2620:1ec:8ec:700::1 and 150.171.21.1

ns3-01.azure-dns.org points to 2a01:111:4000:700::1 and 204.14.183.1