techstu.com - dns.ninja

`techstu.com`

DNSSEC	⚠️ Not signed
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`ns-cloud-c1.googledomains.com` ⭐
		A	2001:4860:4802:32::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c1.googledomains.com`
		A	216.239.32.108^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-c1.googledomains.com`
NS	`ns-cloud-c2.googledomains.com`
		A	2001:4860:4802:34::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c2.googledomains.com`
		A	216.239.34.108^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-c2.googledomains.com`
NS	`ns-cloud-c3.googledomains.com`
		A	2001:4860:4802:36::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c3.googledomains.com`
		A	216.239.36.108^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-c3.googledomains.com`
NS	`ns-cloud-c4.googledomains.com`
		A	2001:4860:4802:38::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c4.googledomains.com`
		A	216.239.38.108^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-c4.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-cloud-c1.googledomains.com`dns-admin@google.com serial=71

`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=1785611737

Same first word

techstu.com

techstu.net

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DNS History

23 records (10 active, 13 former)

●NSns-cloud-c1.googledomains.com2016-12-18 → 2026-08-01 · 2 obs

● 2016-12-18 14:27:28
● 2026-08-01 19:20:50

●NSns-cloud-c2.googledomains.com2016-12-18 → 2026-08-01 · 2 obs

● 2016-12-18 14:27:28
● 2026-08-01 19:20:50

●NSns-cloud-c3.googledomains.com2016-12-18 → 2026-08-01 · 2 obs

● 2016-12-18 14:27:28
● 2026-08-01 19:20:50

●NSns-cloud-c4.googledomains.com2016-12-18 → 2026-08-01 · 2 obs

● 2016-12-18 14:27:28
● 2026-08-01 19:20:50

●MXalt1.aspmx.l.google.com2026-03-05 → 2026-08-01 · 3 obs

○ 2017-10-14 01:00:10
● 2026-03-05 21:57:02
● 2026-08-01 19:20:50

○MXalt1.gmr-smtp-in.l.google.com2016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

●MXalt2.aspmx.l.google.com2026-03-05 → 2026-08-01 · 3 obs

○ 2017-10-14 01:00:10
● 2026-03-05 21:57:02
● 2026-08-01 19:20:50

○MXalt2.gmr-smtp-in.l.google.com2016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

●MXalt3.aspmx.l.google.com2026-03-05 → 2026-08-01 · 3 obs

○ 2017-10-14 01:00:10
● 2026-03-05 21:57:02
● 2026-08-01 19:20:50

○MXalt3.gmr-smtp-in.l.google.com2016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

●MXalt4.aspmx.l.google.com2026-03-05 → 2026-08-01 · 3 obs

○ 2017-10-14 01:00:10
● 2026-03-05 21:57:02
● 2026-08-01 19:20:50

○MXalt4.gmr-smtp-in.l.google.com2016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

●MXaspmx.l.google.com2026-03-05 → 2026-08-01 · 3 obs

○ 2017-10-14 01:00:10
● 2026-03-05 21:57:02
● 2026-08-01 19:20:50

○MXgmr-smtp-in.l.google.com2016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

●A198.185.159.1452026-03-05 → 2026-08-01 · 3 obs

○ 2017-10-14 01:00:10
● 2026-03-05 21:57:02
● 2026-08-01 19:20:50

○A2001:4860:4802:32::152016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

○A2001:4860:4802:34::152016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

○A2001:4860:4802:36::152016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

○A2001:4860:4802:38::152016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

○A216.239.32.212016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

○A216.239.34.212016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

○A216.239.36.212016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

○A216.239.38.212016-12-18 → 2017-10-14 · 4 obs

● 2016-12-18 14:27:28
● 2017-10-14 01:00:10
○ 2026-03-05 21:57:02
○ 2026-08-01 19:20:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
techstu.com	ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com	8 records

✅ Authoritative Response

Server:216.239.32.108

NS records: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 450ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.185.159.145`
NS	4	`ns-cloud-c2.googledomains.com, ns-cloud-c4.googledomains.com...`
MX	5	`alt4.aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 5)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-cloud-c1.googledomains.com dns-admin.`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns-cloud-c1.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com...)

Analysis

IP Addresses

techstu.com has exactly one IP address — 198.185.159.145.

wwutheexpress.com, stresone.com, wildlywelltravel.com plus two other host names have IP numbers in common with techstu.com.

Name Servers

Four name servers handle the delegation for techstu.com: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.

At least some of techstu.com's name servers are shared with other domains, for example grupommap.com, shivalotus.com, leapgras.net and two more.

Four hostnames, each resolving to a pair of IP addresses: ns-cloud-c1.googledomains.com directs to 216.239.32.108 and 2001:4860:4802:32::6c; ns-cloud-c2.googledomains.com directs to 216.239.34.108 and 2001:4860:4802:34::6c; ns-cloud-c3.googledomains.com directs to 216.239.36.108 and 2001:4860:4802:36::6c; ns-cloud-c4.googledomains.com directs to 216.239.38.108 and 2001:4860:4802:38::6c.

Mail Servers

techstu.com has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by techstu.com are shared with other domains: ns500765.ns500734.ns500699.ns500693.ns500734.ns500734.ns500734.ns500699.ns500693.ns500699.ns500588.ns500683.ns500588.ns500612.ns500588.ns500632.ns500588.ns500588.ns500588.dtrkdll.com, ns500759.ns500698.ns500758.ns500698.ns500698.ns500735.ns500735.ns500698.ns500698.ns500708.ns500576.ns500708.ns500698.ns500619.ns500619.ns500652.ns500576.trackreceptor.com, ns500758.ns500759.ns500698.ns500698.ns500736.ns500736.ns500698.ns500735.ns500619.ns500698.ns500619.ns500619.trackreceptor.com and two others among them.

These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names pointing to two IP addresses:

aspmx.l.google.com has two IP addresses: 172.253.63.27 and 2607:f8b0:4004:c23::1b.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.