cdvcontoso.com - robtex.com

cdvcontoso.com

DNSSEC⚠️ Not signed
NSns1-03.azure-dns.com ⭐
A2603:1061:0:700::3🇺🇸 Microsoft2603:1000::/25 MICROSOFT
PTRns1-03.azure-dns.com
A13.107.236.3🇺🇸 Microsoft13.104.0.0/14 MICROSOFT
PTRns1-03.azure-dns.com
NSns2-03.azure-dns.net
A2620:1ec:8ec:700::3🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns2-03.azure-dns.net
A150.171.21.3🇺🇸 Microsoft150.171.0.0/16 MICROSOFT
PTRns2-03.azure-dns.net
NSns3-03.azure-dns.org
A2a01:111:4000:700::3🇬🇧 Microsoft2a01:111:4000::/36
PTRns3-03.azure-dns.org
A204.14.183.3🇺🇸 Microsoft204.14.180.0/22
PTRns3-03.azure-dns.org
NSns4-03.azure-dns.info
A2620:1ec:bda:700::3🇺🇸 Microsoft2620:1ec::/36 MICROSOFT
PTRns4-03.azure-dns.info
A208.84.5.3🇺🇸 Microsoft208.84.0.0/21 MICROSOFT
PTRns4-03.azure-dns.info
MXcdvcontoso-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c946::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-ch5pr02cu00200.inbound.protection.outlook.com
A2a01:111:f403:c946::4🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-ch0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:f908::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn1pr21cu00100.inbound.protection.outlook.com
A2a01:111:f403:f90f::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sa9pr04cu00100.inbound.protection.outlook.com
A52.101.40.2🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cy1pr05cu00402.inbound.protection.outlook.com
A52.101.41.26🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr03cu01702.inbound.protection.outlook.com
A52.101.41.54🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj2pr05cu00506.inbound.protection.outlook.com
A52.101.194.12🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ch0pr04cu00504.inbound.protection.outlook.com
TXTMS=ms26326689
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns1-03.azure-dns.comazuredns-hostmaster@microsoft.com serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777136146

Subdomains

sts.cdvcontoso.com

Same first word

cdvcontoso.net
cdvcontoso.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSns1-03.azure-dns.comns2-03.azure-dns.netns3-03.azure-dns.orgns4-03.azure-dns.infons1.msft.netns2.msft.netns3.msft.netns4.msft.netMXcdvcontoso-com.mail.protection.outlook.com
●NSns1-03.azure-dns.com2026-02-28 → 2026-04-25 · 3 obs
○ 2017-09-07 17:39:36
● 2026-02-28 15:13:28
● 2026-04-25 17:17:34
○NSns1.msft.net2015-07-24 → 2017-09-07 · 4 obs
● 2015-07-24 02:26:30
● 2017-09-07 17:39:36
○ 2026-02-28 15:13:28
○ 2026-04-25 17:17:34
●NSns2-03.azure-dns.net2026-02-28 → 2026-04-25 · 3 obs
○ 2017-09-07 17:39:36
● 2026-02-28 15:13:28
● 2026-04-25 17:17:34
○NSns2.msft.net2015-07-24 → 2017-09-07 · 4 obs
● 2015-07-24 02:26:30
● 2017-09-07 17:39:36
○ 2026-02-28 15:13:28
○ 2026-04-25 17:17:34
●NSns3-03.azure-dns.org2026-02-28 → 2026-04-25 · 3 obs
○ 2017-09-07 17:39:36
● 2026-02-28 15:13:28
● 2026-04-25 17:17:34
○NSns3.msft.net2015-07-24 → 2017-09-07 · 4 obs
● 2015-07-24 02:26:30
● 2017-09-07 17:39:36
○ 2026-02-28 15:13:28
○ 2026-04-25 17:17:34
●NSns4-03.azure-dns.info2026-02-28 → 2026-04-25 · 3 obs
○ 2017-09-07 17:39:36
● 2026-02-28 15:13:28
● 2026-04-25 17:17:34
○NSns4.msft.net2015-07-24 → 2017-09-07 · 4 obs
● 2015-07-24 02:26:30
● 2017-09-07 17:39:36
○ 2026-02-28 15:13:28
○ 2026-04-25 17:17:34
●MXcdvcontoso-com.mail.protection.outlook.com2015-07-24 → 2026-04-25 · 2 obs
● 2015-07-24 02:26:30
● 2026-04-25 17:17:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cdvcontoso.comns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info2 records

✅ Authoritative Response

Server:13.107.236.3

NS records: ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdvcontoso.com (unsigned zone)

⏱️ Timing

Total: 134ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns1-03.azure-dns.com, ns2-03.azure-dns.net...
MX1cdvcontoso-com.mail.protection.outlook.c
TXT2v=spf1 include:spf.protection.outlook.co, MS=ms26326689
SOA1ns1-03.azure-dns.com azuredns-hostmaster

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-03.azure-dns.com, ns1-03.azure-dns.com)

Analysis

Hierarchy

cdvcontoso.com is a parent of sts.cdvcontoso.com.

Name Servers

cdvcontoso.com is delegated to four name servers: ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org.

At least part of the name servers for cdvcontoso.com are shared with other domains, for instance hotmail-community.com, dontgetscroogled.net, homeyardcare.com, ontariohealth.ca and mofiler.com.

Host names with two IP numbers:

ns1-03.azure-dns.com points to: 2603:1061:0:700::3 and 13.107.236.3

ns4-03.azure-dns.info points to: 2620:1ec:bda:700::3 and 208.84.5.3

ns2-03.azure-dns.net points to: 2620:1ec:8ec:700::3 and 150.171.21.3

ns3-03.azure-dns.org points to: 2a01:111:4000:700::3 and 204.14.183.3

Mail Servers

The mail server for cdvcontoso.com is cdvcontoso-com.mail.protection.outlook.com.

cdvcontoso-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c946::, 2a01:111:f403:c946::4, 2a01:111:f403:f908::, 2a01:111:f403:f90f::, 52.101.40.2, 52.101.41.26, 52.101.41.54 and 52.101.194.12.