subsem.com - dns.ninja

`subsem.com`

DNSSEC	⚠️ Not signed
A	100.27.75.50^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
		PTR	`ec2-100-27-75-50.compute-1.amazonaws.com`
NS	`ns7.worldnic.com` ⭐
		A	162.159.26.110^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`powerdns-prod06.dc.tutum.co`
NS	`ns8.worldnic.com`
		A	162.159.27.124^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`subsem-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c946::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01403.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr05cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr04cu00101.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.9.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr03cu00206.inbound.protection.outlook.com`
		A	52.101.10.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00106.inbound.protection.outlook.com`
		A	52.101.41.183^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr04cu00307.inbound.protection.outlook.com`
TXT	`MS=ms50068602`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`NS7.WORLDNIC.com`namehost@WORLDNIC@com serial=124121012

`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=1783779497

Subdomains

mail.subsem.com

www.subsem.com

Same first word

subsem.com

Similar names

mebuss.de

emsbus.de

sembus.com

usbems.com

bussem.com

emsbus.com

bssemu.com

bussme.com

besmus.dk

bsmuse.com

mbusse.net

bmuses.com

usmesb.com

bussem.de

musseb.de

subsme.com

suesbm.com

musseb.com

bussem.net

bussem.nl

DNS History

10 records (4 active, 6 former)

○NSns1.comcastbusiness.net2015-05-30 → 2017-03-22 · 4 obs

● 2015-05-30 03:15:44
● 2017-03-22 13:58:16
○ 2026-02-16 05:56:50
○ 2026-07-11 14:40:30

○NSns2.comcastbusiness.net2015-09-17 → 2017-03-22 · 5 obs

○ 2015-05-30 03:15:44
● 2015-09-17 17:55:36
● 2017-03-22 13:58:16
○ 2026-02-16 05:56:50
○ 2026-07-11 14:40:30

○NSns3.comcastbusiness.net2015-09-17 → 2017-03-22 · 5 obs

○ 2015-05-30 03:15:44
● 2015-09-17 17:55:36
● 2017-03-22 13:58:16
○ 2026-02-16 05:56:50
○ 2026-07-11 14:40:30

○NSns4.comcastbusiness.net2015-09-17 → 2017-03-22 · 5 obs

○ 2015-05-30 03:15:44
● 2015-09-17 17:55:36
● 2017-03-22 13:58:16
○ 2026-02-16 05:56:50
○ 2026-07-11 14:40:30

○NSns5.comcastbusiness.net2015-09-17 → 2017-03-22 · 5 obs

○ 2015-05-30 03:15:44
● 2015-09-17 17:55:36
● 2017-03-22 13:58:16
○ 2026-02-16 05:56:50
○ 2026-07-11 14:40:30

●NSns7.worldnic.com2026-02-16 → 2026-07-11 · 3 obs

○ 2017-03-22 13:58:16
● 2026-02-16 05:56:50
● 2026-07-11 14:40:30

●NSns8.worldnic.com2026-02-16 → 2026-07-11 · 3 obs

○ 2017-03-22 13:58:16
● 2026-02-16 05:56:50
● 2026-07-11 14:40:30

○MXmail.subsem.com2015-05-30 → 2017-03-22 · 4 obs

● 2015-05-30 03:15:44
● 2017-03-22 13:58:16
○ 2026-02-16 05:56:50
○ 2026-07-11 14:40:30

●MXsubsem-com.mail.protection.outlook.com2026-02-16 → 2026-07-11 · 3 obs

○ 2017-03-22 13:58:16
● 2026-02-16 05:56:50
● 2026-07-11 14:40:30

●A100.27.75.502026-02-16 → 2026-07-11 · 2 obs

● 2026-02-16 05:56:50
● 2026-07-11 14:40:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
subsem.com	ns7.worldnic.com, ns8.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.110

NS records: ns7.worldnic.com, ns8.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for subsem.com (unsigned zone)

⏱️ Timing

Total: 269ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`100.27.75.50`
NS	2	`ns7.worldnic.com, ns8.worldnic.com`
MX	1	`subsem-com.mail.protection.outlook.com (`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms50068602`
SOA	1	`NS7.WORLDNIC.com namehost@WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns7.worldnic.com, ns8.worldnic.com)

Analysis

Hierarchy

mail.subsem.com and www.subsem.com each fall under subsem.com as their parent domain.

IP Addresses

subsem.com resolves to just one IP address, 100.27.75.50.

Two other host names, along with norse-inc.com, ipllc.us and cability.com, also share IP numbers with subsem.com.

Name Servers

subsem.com is served by two delegated name servers, ns7.worldnic.com and ns8.worldnic.com.

subsem.com shares its NS records with other domains, for example steveshallmark.com, goldencare.care, ubscooter.com and two others.

The DNS delegation for subsem.com at least partly coincides with that of other domains, tankremovalwestchester.com being one example.

ns7.worldnic.com and ns8.worldnic.com each resolve to one IP number: ns7.worldnic.com points to 162.159.26.110 and ns8.worldnic.com points to 162.159.27.124.

Mail Servers

The sole mail server for subsem.com is subsem-com.mail.protection.outlook.com.

With 8 IP addresses total, subsem-com.mail.protection.outlook.com resolves to 40.93.192.4, 52.101.9.14, 52.101.10.6 and 5 others.