microsoft365techseries.com - robtex.com

microsoft365techseries.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8be2🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:3102🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.49.2Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.139.226🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmack.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c25🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmack.ns.cloudflare.com
A2803:f800:50::6ca2:c325🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmack.ns.cloudflare.com
A2a06:98c1:50::ac40:2325🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmack.ns.cloudflare.com
A108.162.195.37🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmack.ns.cloudflare.com
A162.159.44.37Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmack.ns.cloudflare.com
A172.64.35.37🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmack.ns.cloudflare.com
NSsreeni.ns.cloudflare.com
A2606:4700:50::a29f:26b2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsreeni.ns.cloudflare.com
A2803:f800:50::6ca2:c2b2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsreeni.ns.cloudflare.com
A2a06:98c1:50::ac40:22b2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsreeni.ns.cloudflare.com
A108.162.194.178🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsreeni.ns.cloudflare.com
A162.159.38.178Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsreeni.ns.cloudflare.com
A172.64.34.178🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsreeni.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.49.2, 172.67.139.226
IPv6 hints2606:4700:3030::ac43:8be2, 2606:4700:3035::6815:3102
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=149, name=cloudflare-ech.com
SOAmack.ns.cloudflare.comdns@cloudflare.com serial=2408477314

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=1784599962
⚠️ On DNS blocklist: tif

Subdomains

www.microsoft365techseries.com

Same first word

microsoft365techseries.com

DNS History

13 records (6 active, 7 former)

201820192020202120222023202420252026NSmack.ns.cloudflare.comsreeni.ns.cloudflare.comns1.systemdns.comns2.systemdns.comns3.systemdns.comMXmx.microsoft365techseries.com.cust.b.hostedemail.comA104.21.49.2172.67.139.2262606:4700:3030::ac43:8be22606:4700:3035::6815:310223.227.38.322606:4700:3031::6815:31022606:4700:3037::ac43:8be2
●NSmack.ns.cloudflare.com2026-05-19 → 2026-07-21 · 3 obs
○ 2017-08-14 16:51:10
● 2026-05-19 03:00:32
● 2026-07-21 02:32:52
○NSns1.systemdns.com2017-08-14 → 2017-08-14 · 3 obs
● 2017-08-14 16:51:10
○ 2026-05-19 03:00:32
○ 2026-07-21 02:32:52
○NSns2.systemdns.com2017-08-14 → 2017-08-14 · 3 obs
● 2017-08-14 16:51:10
○ 2026-05-19 03:00:32
○ 2026-07-21 02:32:52
○NSns3.systemdns.com2017-08-14 → 2017-08-14 · 3 obs
● 2017-08-14 16:51:10
○ 2026-05-19 03:00:32
○ 2026-07-21 02:32:52
●NSsreeni.ns.cloudflare.com2026-05-19 → 2026-07-21 · 3 obs
○ 2017-08-14 16:51:10
● 2026-05-19 03:00:32
● 2026-07-21 02:32:52
○MXmx.microsoft365techseries.com.cust.b.hostedemail.com2017-08-14 → 2017-08-14 · 3 obs
● 2017-08-14 16:51:10
○ 2026-05-19 03:00:32
○ 2026-07-21 02:32:52
●A104.21.49.22026-05-19 → 2026-07-21 · 3 obs
○ 2017-08-14 16:51:10
● 2026-05-19 03:00:32
● 2026-07-21 02:32:52
●A172.67.139.2262026-05-19 → 2026-07-21 · 3 obs
○ 2017-08-14 16:51:10
● 2026-05-19 03:00:32
● 2026-07-21 02:32:52
○A23.227.38.322017-08-14 → 2017-08-14 · 3 obs
● 2017-08-14 16:51:10
○ 2026-05-19 03:00:32
○ 2026-07-21 02:32:52
●A2606:4700:3030::ac43:8be22026-07-21 → 2026-07-21 · 3 obs
○ 2026-06-13 12:53:40
● 2026-07-21 02:32:50
● 2026-07-21 02:32:52
○A2606:4700:3031::6815:31022026-05-19 → 2026-06-13 · 5 obs
○ 2017-08-14 16:51:10
● 2026-05-19 03:00:32
● 2026-06-13 12:53:40
○ 2026-07-21 02:32:50
○ 2026-07-21 02:32:52
●A2606:4700:3035::6815:31022026-07-21 → 2026-07-21 · 3 obs
○ 2026-06-13 12:53:40
● 2026-07-21 02:32:50
● 2026-07-21 02:32:52
○A2606:4700:3037::ac43:8be22026-05-19 → 2026-06-13 · 5 obs
○ 2017-08-14 16:51:10
● 2026-05-19 03:00:32
● 2026-06-13 12:53:40
○ 2026-07-21 02:32:50
○ 2026-07-21 02:32:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
microsoft365techseries.comsreeni.ns.cloudflare.com, mack.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.178

NS records: sreeni.ns.cloudflare.com, mack.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for microsoft365techseries.com (unsigned zone)

⏱️ Timing

Total: 1572ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.49.2, 172.67.139.226
AAAA22606:4700:3030::ac43:8be2, 2606:4700:3035::6815:3102
NS2mack.ns.cloudflare.com, sreeni.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1mack.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (sreeni.ns.cloudflare.com, sreeni.ns.cloudflare.com, sreeni.ns.cloudflare.com...)

Analysis

Hierarchy

microsoft365techseries.com serves as the parent of www.microsoft365techseries.com.

IP Addresses

microsoft365techseries.com has four IP addresses: 104.21.49.2, 172.67.139.226, 2606:4700:3030::ac43:8be2 and 2606:4700:3035::6815:3102.

Among the host names that share IP numbers with microsoft365techseries.com are pydrojava.net, kibrisnight.org, plasticircle.eu and two others.

Name Servers

microsoft365techseries.com is delegated to two name servers: mack.ns.cloudflare.com and sreeni.ns.cloudflare.com.

microsoft365techseries.com has the same name server delegation as a number of other domains, such as iyeezyboostv2.com, alfacentrum.info, kongenet.com and two more.

microsoft365techseries.com has at least partial name server overlap with other domains, such as air-conditioning-herts.com, goldrun-casino-nederland.nl, sdlib.net and two others.

It is common to find these name servers paired with the name servers rajeev.ns.cloudflare.com, lovisa.ns.cloudflare.com, cash.ns.cloudflare.com and lynn.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

mack.ns.cloudflare.com resolves to 108.162.195.37, 162.159.44.37, 172.64.35.37 and 3 other IP addresses.

sreeni.ns.cloudflare.com resolves to 108.162.194.178, 162.159.38.178, 172.64.34.178 and 3 other IP addresses.