`techstudylab.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3d8e^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:d2fb^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.61.142^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.251^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dion.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dion.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dion.ns.cloudflare.com`
		A	108.162.193.156^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	172.64.33.156^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	173.245.59.156^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
NS	`emily.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`emily.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`emily.ns.cloudflare.com`
		A	108.162.192.155^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	172.64.32.155^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	173.245.58.155^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
MX	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
MX	`mx02.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
TXT	`apple-domain=hLVsO5uhjommoMaQ`
TXT	`v=spf1 include:icloud.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.61.142, 172.67.210.251
		IPv6 hints	2606:4700:3030::6815:3d8e, 2606:4700:3036::ac43:d2fb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=210, name=cloudflare-ech.com
SOA	`dion.ns.cloudflare.com`dns@cloudflare.com serial=2403711418

`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=1778625971

Same first word

techstudylab.com

DNS History

16 records (8 active, 8 former)

●NSdion.ns.cloudflare.com2026-05-05 → 2026-05-12 · 3 obs

○ 2018-06-22 12:52:06
● 2026-05-05 18:31:30
● 2026-05-12 23:13:34

○NSdns1.registrar-servers.com2018-06-22 → 2018-06-22 · 3 obs

● 2018-06-22 12:52:06
○ 2026-05-05 18:31:30
○ 2026-05-12 23:13:34

○NSdns2.registrar-servers.com2018-06-22 → 2018-06-22 · 3 obs

● 2018-06-22 12:52:06
○ 2026-05-05 18:31:30
○ 2026-05-12 23:13:34

●NSemily.ns.cloudflare.com2026-05-05 → 2026-05-12 · 3 obs

○ 2018-06-22 12:52:06
● 2026-05-05 18:31:30
● 2026-05-12 23:13:34

○MXeforward1.registrar-servers.com2018-06-22 → 2018-06-22 · 3 obs

● 2018-06-22 12:52:06
○ 2026-05-05 18:31:30
○ 2026-05-12 23:13:34

○MXeforward2.registrar-servers.com2018-06-22 → 2018-06-22 · 3 obs

● 2018-06-22 12:52:06
○ 2026-05-05 18:31:30
○ 2026-05-12 23:13:34

○MXeforward3.registrar-servers.com2018-06-22 → 2018-06-22 · 3 obs

● 2018-06-22 12:52:06
○ 2026-05-05 18:31:30
○ 2026-05-12 23:13:34

○MXeforward4.registrar-servers.com2018-06-22 → 2018-06-22 · 3 obs

● 2018-06-22 12:52:06
○ 2026-05-05 18:31:30
○ 2026-05-12 23:13:34

○MXeforward5.registrar-servers.com2018-06-22 → 2018-06-22 · 3 obs

● 2018-06-22 12:52:06
○ 2026-05-05 18:31:30
○ 2026-05-12 23:13:34

●MXmx01.mail.icloud.com2026-05-05 → 2026-05-12 · 3 obs

○ 2018-06-22 12:52:06
● 2026-05-05 18:31:30
● 2026-05-12 23:13:34

●MXmx02.mail.icloud.com2026-05-05 → 2026-05-12 · 3 obs

○ 2018-06-22 12:52:06
● 2026-05-05 18:31:30
● 2026-05-12 23:13:34

●A104.21.61.1422026-05-05 → 2026-05-12 · 3 obs

○ 2018-06-22 12:52:06
● 2026-05-05 18:31:30
● 2026-05-12 23:13:34

●A172.67.210.2512026-05-05 → 2026-05-12 · 3 obs

○ 2018-06-22 12:52:06
● 2026-05-05 18:31:30
● 2026-05-12 23:13:34

○A192.64.119.1702018-06-22 → 2018-06-22 · 3 obs

● 2018-06-22 12:52:06
○ 2026-05-05 18:31:30
○ 2026-05-12 23:13:34

●A2606:4700:3030::6815:3d8e2026-05-05 → 2026-05-12 · 3 obs

○ 2018-06-22 12:52:06
● 2026-05-05 18:31:30
● 2026-05-12 23:13:34

●A2606:4700:3036::ac43:d2fb2026-05-05 → 2026-05-12 · 3 obs

○ 2018-06-22 12:52:06
● 2026-05-05 18:31:30
● 2026-05-12 23:13:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
techstudylab.com	dion.ns.cloudflare.com, emily.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.155

NS records: dion.ns.cloudflare.com, emily.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techstudylab.com (unsigned zone)

⏱️ Timing

Total: 381ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.210.251, 104.21.61.142`
AAAA	2	`2606:4700:3036::ac43:d2fb, 2606:4700:3030::6815:3d8e`
NS	2	`dion.ns.cloudflare.com, emily.ns.cloudflare.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)`
TXT	2	`apple-domain=hLVsO5uhjommoMaQ, v=spf1 include:icloud.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dion.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dion.ns.cloudflare.com, dion.ns.cloudflare.com, dion.ns.cloudflare.com...)

Analysis

IP Addresses

techstudylab.com maps to four IP numbers: 2606:4700:3030::6815:3d8e, 2606:4700:3036::ac43:d2fb, 104.21.61.142 and 172.67.210.251.

Other host names, for instance jg779.bet, brrgif.com, royalfactory.co.uk, lv39aa.com and jiangsusu.com share IP numbers with techstudylab.com.

Name Servers

Two name servers dion.ns.cloudflare.com and emily.ns.cloudflare.com handle delegation for techstudylab.com.

techstudylab.com uses the same name server setup as other domains, for example lh-agro.co.uk, reelenz.com, pdmart.co.nz, mrwiggleslovesyou.com and alveole.buzz.

techstudylab.com partially shares name servers with other domains; examples include cqzjsw.com, mybikeislost.com, icon-ip-flare23-786-network.in.net, kindleshare.cn and countryfestivalmiddelkerke.com.

These name servers are commonly used with josephine.ns.cloudflare.com, bella.ns.cloudflare.com and ophelia.ns.cloudflare.com.

Host names with six IP numbers: dion.ns.cloudflare.com points to: 2606:4700:58::adf5:3b9c, 2803:f800:50::6ca2:c19c, 2a06:98c1:50::ac40:219c, 108.162.193.156, 172.64.33.156 and 173.245.59.156; emily.ns.cloudflare.com points to: 2606:4700:50::adf5:3a9b, 2803:f800:50::6ca2:c09b, 2a06:98c1:50::ac40:209b, 108.162.192.155, 172.64.32.155 and 173.245.58.155.

Mail Servers

techstudylab.com is handled by two mail servers: mx01.mail.icloud.com and mx02.mail.icloud.com.

techstudylab.com has the same mail server setup as other domains, including kovkins.uk, jankasal.com, danielgroves.net, 4.sv and vsanjo.com.