`mds-sf.com`

DNSSEC	⚠️ Not signed
A	20.151.81.66^{🇨🇦 Microsoft20.150.0.0/15 MICROSOFT}
NS	`ns91.worldnic.com` ⭐
		A	162.159.26.217^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns92.worldnic.com`
		A	162.159.27.155^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mdssf-com0i.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c922::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr03cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f90d::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00200.inbound.protection.outlook.com`
		A	52.101.10.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00106.inbound.protection.outlook.com`
		A	52.101.10.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	52.101.11.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr02cu00207.inbound.protection.outlook.com`
		A	52.101.40.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr03cu00106.inbound.protection.outlook.com`
TXT	`MS=ms41745102`
TXT	`google-site-verification=BFN1TCOXUYlhLy6ufDUsCD6h-6O-nfHgFdrOWmBqMSQ`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`NS91.WORLDNIC.com`namehost@WORLDNIC@com serial=125012720

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774731907

Subdomains

mail.mds-sf.com

Same first word

mds-sf.com

DNS History

10 records (4 active, 6 former)

●NSns91.worldnic.com2015-08-15 → 2026-03-28 · 2 obs

● 2015-08-15 14:39:16
● 2026-03-28 21:11:06

●NSns92.worldnic.com2015-08-15 → 2026-03-28 · 2 obs

● 2015-08-15 14:39:16
● 2026-03-28 21:11:06

○MXmds-sf.com.bak-mx.na0109.smtpbak.com2016-11-20 → 2018-01-08 · 5 obs

○ 2016-09-06 04:56:20
● 2016-11-20 13:28:00
● 2018-01-08 08:43:46
○ 2026-02-28 20:58:34
○ 2026-03-28 21:11:06

○MXmds-sf.com.inbound10.mxlogic.net2015-08-15 → 2016-09-06 · 4 obs

● 2015-08-15 14:39:16
● 2016-09-06 04:56:20
○ 2016-11-20 13:28:00
○ 2026-03-28 21:11:06

○MXmds-sf.com.inbound10.mxlogicmx.net2015-08-15 → 2016-09-06 · 4 obs

● 2015-08-15 14:39:16
● 2016-09-06 04:56:20
○ 2016-11-20 13:28:00
○ 2026-03-28 21:11:06

○MXmds-sf.com.pri-mx.na0109.smtproutes.com2016-11-20 → 2018-01-08 · 5 obs

○ 2016-09-06 04:56:20
● 2016-11-20 13:28:00
● 2018-01-08 08:43:46
○ 2026-02-28 20:58:34
○ 2026-03-28 21:11:06

●MXmdssf-com0i.mail.protection.outlook.com2026-02-28 → 2026-03-28 · 3 obs

○ 2018-01-08 08:43:46
● 2026-02-28 20:58:34
● 2026-03-28 21:11:06

●A20.151.81.662026-02-28 → 2026-03-28 · 3 obs

○ 2018-01-08 08:43:46
● 2026-02-28 20:58:34
● 2026-03-28 21:11:06

○A206.214.244.552016-05-26 → 2018-01-08 · 5 obs

○ 2016-02-23 12:53:14
● 2016-05-26 07:26:52
● 2018-01-08 08:43:46
○ 2026-02-28 20:58:34
○ 2026-03-28 21:11:06

○A76.77.71.52015-08-15 → 2016-02-23 · 4 obs

● 2015-08-15 14:39:16
● 2016-02-23 12:53:14
○ 2016-05-26 07:26:52
○ 2026-03-28 21:11:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mds-sf.com	ns91.worldnic.com, ns92.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.217

NS records: ns91.worldnic.com, ns92.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mds-sf.com (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.151.81.66`
NS	2	`ns91.worldnic.com, ns92.worldnic.com`
MX	1	`mdssf-com0i.mail.protection.outlook.com`
TXT	3	`v=spf1 include:spf.protection.outlook.co, google-site-verification=BFN1TCOXUYlhLy6...`
SOA	1	`NS91.WORLDNIC.com namehost@WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns91.worldnic.com, ns92.worldnic.com)

Analysis

Hierarchy

mds-sf.com is parent of mail.mds-sf.com.

IP Addresses

mds-sf.com points to a single IP: 20.151.81.66.

Other host names, for instance boundarybayweather.com, my.mkubed.com, mcgeheecapital.com, mkubed.com and 1backbay.com share IP numbers with mds-sf.com.

Name Servers

mds-sf.com's delegation is to two name servers ns91.worldnic.com and ns92.worldnic.com.

mds-sf.com shares the same name server configuration as other domains, such as qprice.com, seacoastmarine.net, belhaveninspectionservices.com, novachem.com and characterburner.org.

Host names with a single IP:

ns91.worldnic.com resolves to 162.159.26.217.

ns92.worldnic.com resolves to 162.159.27.155.

Mail Servers

mds-sf.com is served by a single mail server, mdssf-com0i.mail.protection.outlook.com.

The host name mdssf-com0i.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c922::, 2a01:111:f403:f901::2, 2a01:111:f403:f902::2, 2a01:111:f403:f90d::, 52.101.10.6, 52.101.10.16, 52.101.11.15 and 52.101.40.6.

mds-sf.com - robtex.com

mds-sf.com

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