tf-u.com - dns.ninja

`tf-u.com`

DNSSEC	⚠️ Not signed
A	162.241.153.100^{🇺🇸 Jacksonville162.241.152.0/21 Oracle Corporation}
		PTR	`162-241-153-100.unifiedlayer.com`
NS	`ns1.emxaas.com` ⭐
		A	162.241.153.100^{🇺🇸 Jacksonville162.241.152.0/21 Oracle Corporation}
			PTR	`162-241-153-100.unifiedlayer.com`
NS	`ns2.emxaas.com`
		A	162.241.153.102^{🇺🇸 Jacksonville162.241.152.0/21 Oracle Corporation}
			PTR	`162-241-153-102.unifiedlayer.com`
MX	`tfu-com0e.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca0b::1^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo3p265cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca0b::2^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo0p265cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::1^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00601.inbound.protection.outlook.com`
		A	52.101.89.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo2p265cu02300.inbound.protection.outlook.com`
		A	52.101.89.1^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo0p265cu00201.inbound.protection.outlook.com`
		A	52.101.89.2^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo3p265cu00302.inbound.protection.outlook.com`
		A	52.101.99.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cwxp265cu00600.inbound.protection.outlook.com`
MX	`mx0.123-reg.co.uk`⁽¹⁰⁾
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mx1.123-reg.co.uk`⁽²⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
TXT	`MS=ms23388185`
TXT	`v=spf1 +a +mx +ip4:162.241.153.100 +ip4:94.136.40.163 +a:mailex.mailcore.me +...`
SOA	`ns1.emxaas.com`stewart\@vallely.wearethecity.com 2022-06-23 #0

`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=1785936884

WOT: SAFE (68/100)

Same first word

tf-u.com

Similar names

ut-f.com

DNS History

6 records (6 active, 0 former)

●NSns1.emxaas.com2026-02-21 → 2026-08-05 · 2 obs

● 2026-02-21 17:49:32
● 2026-08-05 14:02:46

●NSns2.emxaas.com2026-02-21 → 2026-08-05 · 2 obs

● 2026-02-21 17:49:32
● 2026-08-05 14:02:46

●MXmx0.123-reg.co.uk2026-02-21 → 2026-08-05 · 2 obs

● 2026-02-21 17:49:32
● 2026-08-05 14:02:46

●MXmx1.123-reg.co.uk2026-02-21 → 2026-08-05 · 2 obs

● 2026-02-21 17:49:32
● 2026-08-05 14:02:46

●MXtfu-com0e.mail.protection.outlook.com2026-02-21 → 2026-08-05 · 2 obs

● 2026-02-21 17:49:32
● 2026-08-05 14:02:46

●A162.241.153.1002026-02-21 → 2026-08-05 · 2 obs

● 2026-02-21 17:49:32
● 2026-08-05 14:02:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
tf-u.com	ns1.emxaas.com, ns2.emxaas.com	2 records

✅ Authoritative Response

Server:162.241.153.102

NS records: ns1.emxaas.com, ns2.emxaas.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tf-u.com (unsigned zone)

⏱️ Timing

Total: 299ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.241.153.100`
NS	2	`ns2.emxaas.com, ns1.emxaas.com`
MX	3	`tfu-com0e.mail.protection.outlook.com (p, mx0.123-reg.co.uk (pri: 10)...`
TXT	2	`MS=ms23388185, v=spf1 +a +mx +ip4:162.241.153.100 +ip4:`
SOA	1	`ns1.emxaas.com stewart\.vallely.wearethe`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.emxaas.com, ns2.emxaas.com)

Analysis

IP Addresses

tf-u.com resolves to just one IP address, 162.241.153.100.

Additional host names — including ns1.emxaas.com and emxaas.com — share IP numbers with tf-u.com.

Name Servers

tf-u.com has two authoritative name servers — ns1.emxaas.com and ns2.emxaas.com.

tf-u.com and emxaas.com are among domains that share the same name servers.

ns1.emxaas.com directs to 162.241.153.100 and ns2.emxaas.com directs to 162.241.153.102; each host name points to exactly one IP number.

Mail Servers

tf-u.com has three mail servers: mx0.123-reg.co.uk, mx1.123-reg.co.uk and tfu-com0e.mail.protection.outlook.com.

There is at least a partial MX overlap between tf-u.com and other domains, including blacksilver.photography, precisionknowledgeboost.info, gogirlmag.co.uk and two others.

DNS names with 8 IP addresses:

tfu-com0e.mail.protection.outlook.com points to 52.101.89.0, 52.101.89.1, 52.101.89.2 and 5 other IP addresses.

Hostnames that map to three IP numbers:

mx0.123-reg.co.uk resolves to 216.69.141.71, 216.69.141.84 and 216.69.141.113.

mx1.123-reg.co.uk resolves to 216.69.141.78, 216.69.141.114 and 216.69.141.162.