`tech4science.com`

DNSSEC	⚠️ Not signed
A	206.217.208.115^{🇺🇸 TWENTYI206.217.208.0/24 NET-206-217-208-0_24}
		PTR	`portable.midphase.com`
NS	`ns1.stackdns.com` ⭐
		A	35.197.225.59^{🇬🇧 Google35.197.224.0/20}
			PTR	`59.225.197.35.bc.googleusercontent.com`
NS	`ns2.stackdns.com`
		A	146.148.28.88^{🇧🇪 Google146.148.16.0/20}
			PTR	`88.28.148.146.bc.googleusercontent.com`
NS	`ns3.stackdns.com`
		A	35.198.79.191^{🇩🇪 Google35.198.64.0/20}
			PTR	`191.79.198.35.bc.googleusercontent.com`
NS	`ns4.stackdns.com`
		A	104.196.137.209^{🇺🇸 Google104.196.128.0/20}
			PTR	`209.137.196.104.bc.googleusercontent.com`
MX	`mx.stackmail.com` ⭐
		A	185.151.28.67^{🇬🇧 TWENTYI185.151.28.0/24}
			PTR	`mx.stackmail.com`
TXT	`v=spf1 include:spf.stackmail.com a mx -all`
SOA	`ns1.stackdns.com`hostmaster@stackdns.com serial=1750194973

`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=1775219672

Previously MX for

tech4science.com

Same first word

tech4science.com

DNS History

10 records (6 active, 4 former)

○NSdns1.midphase.com2015-06-07 → 2020-02-10 · 4 obs

● 2015-06-07 21:04:36
● 2020-02-10 10:56:26
○ 2026-02-15 19:17:56
○ 2026-04-03 12:46:02

○NSdns2.midphase.com2015-06-07 → 2020-02-10 · 4 obs

● 2015-06-07 21:04:36
● 2020-02-10 10:56:26
○ 2026-02-15 19:17:56
○ 2026-04-03 12:46:02

●NSns1.stackdns.com2026-02-15 → 2026-04-03 · 3 obs

○ 2020-02-10 10:56:26
● 2026-02-15 19:17:56
● 2026-04-03 12:46:02

●NSns2.stackdns.com2026-02-15 → 2026-04-03 · 3 obs

○ 2020-02-10 10:56:26
● 2026-02-15 19:17:56
● 2026-04-03 12:46:02

●NSns3.stackdns.com2026-02-15 → 2026-04-03 · 3 obs

○ 2020-02-10 10:56:26
● 2026-02-15 19:17:56
● 2026-04-03 12:46:02

●NSns4.stackdns.com2026-02-15 → 2026-04-03 · 3 obs

○ 2020-02-10 10:56:26
● 2026-02-15 19:17:56
● 2026-04-03 12:46:02

●MXmx.stackmail.com2026-02-15 → 2026-04-03 · 3 obs

○ 2020-02-10 10:56:26
● 2026-02-15 19:17:56
● 2026-04-03 12:46:02

○MXtech4science.com2015-06-07 → 2020-02-10 · 4 obs

● 2015-06-07 21:04:36
● 2020-02-10 10:56:26
○ 2026-02-15 19:17:56
○ 2026-04-03 12:46:02

○A174.127.106.1852015-06-07 → 2020-02-10 · 4 obs

● 2015-06-07 21:04:36
● 2020-02-10 10:56:26
○ 2026-02-15 19:17:56
○ 2026-04-03 12:46:02

●A206.217.208.1152026-02-15 → 2026-04-03 · 3 obs

○ 2020-02-10 10:56:26
● 2026-02-15 19:17:56
● 2026-04-03 12:46:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tech4science.com	ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com	4 records

✅ Authoritative Response

Server:35.198.79.191

NS records: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tech4science.com (unsigned zone)

⏱️ Timing

Total: 333ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`206.217.208.115`
NS	4	`ns2.stackdns.com, ns3.stackdns.com...`
MX	1	`mx.stackmail.com (pri: 0)`
TXT	1	`v=spf1 include:spf.stackmail.com a mx -a`
SOA	1	`ns1.stackdns.com hostmaster.stackdns.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com...)

Analysis

IP Addresses

tech4science.com points to a single IP address: 206.217.208.115.

Name Servers

tech4science.com is delegated to four name servers: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com.

tech4science.com at least partially shares name servers with other domains, for example cisp.co.uk, cpp-plc.co.uk, infinityassetmanagement.com, topmkt.com.py and risecreativehub.com.

Host names with one IP number:

ns1.stackdns.com points to: 35.197.225.59

ns2.stackdns.com points to: 146.148.28.88

ns3.stackdns.com points to: 35.198.79.191

ns4.stackdns.com points to: 104.196.137.209

Mail Servers

The mx.stackmail.com mail server handles tech4science.com.

tech4science.com shares the same mail server setup as other domains, including baeckerei-steininger.ch, conventharlem.com, anthonyit.co.uk, lacasadel10.com and touristwithtots.com.

tech4science.com shares at least some mail servers with other domains, for example flirtopia.com and dibsda.net.

mx.stackmail.com points to a single IP number: 185.151.28.67.

tech4science.com - robtex.com