`smartlockscreen.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a83c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:1a3c^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.26.60^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.168.60^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mack.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c25^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mack.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c325^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mack.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2325^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mack.ns.cloudflare.com`
		A	108.162.195.37^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mack.ns.cloudflare.com`
		A	162.159.44.37^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mack.ns.cloudflare.com`
		A	172.64.35.37^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mack.ns.cloudflare.com`
NS	`summer.ns.cloudflare.com`
		A	2606:4700:50::a29f:2609^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`summer.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c209^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`summer.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2209^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`summer.ns.cloudflare.com`
		A	108.162.194.9^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`summer.ns.cloudflare.com`
		A	162.159.38.9^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`summer.ns.cloudflare.com`
		A	172.64.34.9^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`summer.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.26.60, 172.67.168.60
		IPv6	2606:4700:3033::ac43:a83c, 2606:4700:3034::6815:1a3c
SOA	`mack.ns.cloudflare.com`dns@cloudflare.com serial=2398484419

`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=1774376642

rank #774665 globally
rank #352891 in the tld

Same first word

smartlockscreen.com

DNS History

11 records (6 active, 5 former)

●NSmack.ns.cloudflare.com2026-03-08 → 2026-03-24 · 3 obs

○ 2017-02-11 22:37:40
● 2026-03-08 20:24:18
● 2026-03-24 18:37:00

○NSns39.domaincontrol.com2015-06-13 → 2017-02-11 · 4 obs

● 2015-06-13 04:02:58
● 2017-02-11 22:37:40
○ 2026-03-08 20:24:18
○ 2026-03-24 18:37:00

○NSns40.domaincontrol.com2015-06-13 → 2017-02-11 · 4 obs

● 2015-06-13 04:02:58
● 2017-02-11 22:37:40
○ 2026-03-08 20:24:18
○ 2026-03-24 18:37:00

●NSsummer.ns.cloudflare.com2026-03-08 → 2026-03-24 · 3 obs

○ 2017-02-11 22:37:40
● 2026-03-08 20:24:18
● 2026-03-24 18:37:00

○MXmailstore1.secureserver.net2015-06-13 → 2017-02-11 · 4 obs

● 2015-06-13 04:02:58
● 2017-02-11 22:37:40
○ 2026-03-08 20:24:18
○ 2026-03-24 18:37:00

○MXsmtp.secureserver.net2015-06-13 → 2017-02-11 · 4 obs

● 2015-06-13 04:02:58
● 2017-02-11 22:37:40
○ 2026-03-08 20:24:18
○ 2026-03-24 18:37:00

●A104.21.26.602026-03-08 → 2026-03-24 · 3 obs

○ 2017-02-11 22:37:40
● 2026-03-08 20:24:18
● 2026-03-24 18:37:00

●A172.67.168.602026-03-08 → 2026-03-24 · 3 obs

○ 2017-02-11 22:37:40
● 2026-03-08 20:24:18
● 2026-03-24 18:37:00

○A184.168.221.742015-06-13 → 2017-02-11 · 4 obs

● 2015-06-13 04:02:58
● 2017-02-11 22:37:40
○ 2026-03-08 20:24:18
○ 2026-03-24 18:37:00

●A2606:4700:3033::ac43:a83c2026-03-08 → 2026-03-24 · 3 obs

○ 2017-02-11 22:37:40
● 2026-03-08 20:24:18
● 2026-03-24 18:37:00

●A2606:4700:3034::6815:1a3c2026-03-08 → 2026-03-24 · 3 obs

○ 2017-02-11 22:37:40
● 2026-03-08 20:24:18
● 2026-03-24 18:37:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
smartlockscreen.com	summer.ns.cloudflare.com, mack.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.37

NS records: summer.ns.cloudflare.com, mack.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartlockscreen.com (unsigned zone)

⏱️ Timing

Total: 103ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.168.60, 104.21.26.60`
AAAA	2	`2606:4700:3034::6815:1a3c, 2606:4700:3033::ac43:a83c`
NS	2	`mack.ns.cloudflare.com, summer.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`mack.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

smartlockscreen.com resolves to four IP numbers: 2606:4700:3033::ac43:a83c, 2606:4700:3034::6815:1a3c, 104.21.26.60 and 172.67.168.60.

Other host names such as mail.rockwoodproperty.co.uk, bted.org, giogjoias.com.br, coromandelfun.co.nz and adky.net share IPs with smartlockscreen.com.

Name Servers

smartlockscreen.com is delegated to two name servers: mack.ns.cloudflare.com and summer.ns.cloudflare.com.

smartlockscreen.com shares the same name server setup as libreat.com, skyoftry.com, secureeyepro.com, lidiscountlegal.com and astersbookhour.com.

smartlockscreen.com at least partially shares name servers with other domains, for instance lgm-club.de, lightyear.biz, yl1002.com, cadth.ca and yecuris.com.

these name servers are often used in conjunction with the name servers lovisa.ns.cloudflare.com.

Host names with six IP numbers:

mack.ns.cloudflare.com points to 2606:4700:58::a29f:2c25, 2803:f800:50::6ca2:c325, 2a06:98c1:50::ac40:2325, 108.162.195.37, 162.159.44.37 and 172.64.35.37.

summer.ns.cloudflare.com points to 2606:4700:50::a29f:2609, 2803:f800:50::6ca2:c209, 2a06:98c1:50::ac40:2209, 108.162.194.9, 162.159.38.9 and 172.64.34.9.

smartlockscreen.com - robtex.com