🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`lockhead.dev`

DNSSEC	⚠️ Not signed
A	18.239.168.15^{🇺🇸 Amazon18.239.168.0/23}
		PTR	`server-18-239-168-15.bos50.r.cloudfront.net`
A	18.239.168.17^{🇺🇸 Amazon18.239.168.0/23}
A	18.239.168.57^{🇺🇸 Amazon18.239.168.0/23}
A	18.239.168.93^{🇺🇸 Amazon18.239.168.0/23}
NS	`ns-143.awsdns-17.com` ⭐
		A	2600:9000:5300:8f00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-143.awsdns-17.com`
		A	205.251.192.143^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-143.awsdns-17.com`
NS	`ns-1177.awsdns-19.org`
		A	2600:9000:5304:9900::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1177.awsdns-19.org`
		A	205.251.196.153^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1177.awsdns-19.org`
NS	`ns-1947.awsdns-51.co.uk`
		A	2600:9000:5307:9b00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1947.awsdns-51.co.uk`
		A	205.251.199.155^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1947.awsdns-51.co.uk`
NS	`ns-672.awsdns-20.net`
		A	2600:9000:5302:a000::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-672.awsdns-20.net`
		A	205.251.194.160^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-672.awsdns-20.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c03::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dy-in-f27.1e100.net`
		A	142.250.141.27^{🇺🇸 Google142.250.141.0/24}
			PTR	`dd-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2803::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausr-in-f27.1e100.net`
		A	172.217.216.27^{🇺🇸 Google172.217.0.0/16}
			PTR	`lcausr-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:4025:c01::1b^{🇵🇱 Google2a00:1450:4025::/48}
			PTR	`rd-in-f27.1e100.net`
		A	142.250.147.26^{🇺🇸 Google142.250.147.0/24}
			PTR	`rd-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.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::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.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-143.awsdns-17.com`awsdns-hostmaster@amazon.com serial=1

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

lockhead.pro

lockhead.dev

lockhead.eu

lockhead.net

lockhead.info

lockhead.uk

lockhead.synology.me

lockhead.de

lockhead.org

lockhead.nl

lockhead.cloud

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headlock.tokyo

headlock.games

alkodech.cz

headlock.us

kochlade.de

dealhock.com

chodelka.sk

ekochlad.sk

ekochlad.cz

chodelka.com

halodeck.workers.dev

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headlock.pages.dev

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headlock.si

headlock.biz

khaledco.com

headlock.work

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headlock.au

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holdcake.xyz

headlock.services

headlock.net

chodelka.pages.dev

headlock.co.jp

chodelka.workers.dev

dakchelo.ph

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Previous names

Next names

DNS History

29 records (13 active, 16 former)

●NSns-1177.awsdns-19.org2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

●NSns-143.awsdns-17.com2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

●NSns-1947.awsdns-51.co.uk2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

●NSns-672.awsdns-20.net2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

●MXalt1.aspmx.l.google.com2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

●MXalt2.aspmx.l.google.com2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

●MXalt3.aspmx.l.google.com2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

●MXalt4.aspmx.l.google.com2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

●MXaspmx.l.google.com2026-10-03 → 2026-11-07 · 2 obs

● 2026-10-03 00:40:58
● 2026-11-07 10:07:06

○A13.249.182.462026-11-05 → 2026-11-05 · 4 obs

○ 2026-10-30 16:47:06
● 2026-11-05 00:39:52
○ 2026-11-07 05:01:56
○ 2026-11-07 10:07:06

○A13.249.182.592026-11-05 → 2026-11-05 · 4 obs

○ 2026-10-30 16:47:06
● 2026-11-05 00:39:52
○ 2026-11-07 05:01:56
○ 2026-11-07 10:07:06

○A13.249.182.732026-11-05 → 2026-11-05 · 4 obs

○ 2026-10-30 16:47:06
● 2026-11-05 00:39:52
○ 2026-11-07 05:01:56
○ 2026-11-07 10:07:06

○A13.249.182.942026-11-05 → 2026-11-05 · 4 obs

○ 2026-10-30 16:47:06
● 2026-11-05 00:39:52
○ 2026-11-07 05:01:56
○ 2026-11-07 10:07:06

●A18.239.168.152026-10-18 → 2026-11-07 · 11 obs

○ 2026-10-07 16:02:12
● 2026-10-18 02:41:58
○ 2026-10-21 13:43:08
● 2026-10-22 17:51:56
○ 2026-10-24 01:56:32
● 2026-10-25 22:01:14
○ 2026-10-25 22:37:00
● 2026-10-30 08:18:50
○ 2026-10-30 16:47:06
● 2026-11-07 05:01:56
● 2026-11-07 10:07:06

●A18.239.168.172026-10-18 → 2026-11-07 · 11 obs

●A18.239.168.572026-10-18 → 2026-11-07 · 11 obs

●A18.239.168.932026-10-18 → 2026-11-07 · 11 obs

○A3.160.196.132026-10-03 → 2026-10-03 · 3 obs

● 2026-10-03 00:40:58
○ 2026-10-07 16:02:12
○ 2026-11-07 10:07:06

○A3.160.196.302026-10-03 → 2026-10-03 · 3 obs

● 2026-10-03 00:40:58
○ 2026-10-07 16:02:12
○ 2026-11-07 10:07:06

○A3.160.196.562026-10-03 → 2026-10-03 · 3 obs

● 2026-10-03 00:40:58
○ 2026-10-07 16:02:12
○ 2026-11-07 10:07:06

○A3.160.196.862026-10-03 → 2026-10-03 · 3 obs

● 2026-10-03 00:40:58
○ 2026-10-07 16:02:12
○ 2026-11-07 10:07:06

○A52.85.118.1102026-10-21 → 2026-10-30 · 10 obs

○ 2026-10-18 02:41:58
● 2026-10-21 13:43:08
○ 2026-10-22 17:51:56
● 2026-10-24 01:56:32
○ 2026-10-25 22:01:14
● 2026-10-25 22:37:00
○ 2026-10-30 08:18:50
● 2026-10-30 16:47:06
○ 2026-11-05 00:39:52
○ 2026-11-07 10:07:06

○A52.85.118.1292026-10-21 → 2026-10-30 · 10 obs

○A52.85.118.412026-10-21 → 2026-10-30 · 10 obs

○A52.85.118.862026-10-21 → 2026-10-30 · 10 obs

○A52.85.193.182026-10-07 → 2026-10-07 · 4 obs

○ 2026-10-03 00:40:58
● 2026-10-07 16:02:12
○ 2026-10-18 02:41:58
○ 2026-11-07 10:07:06

○A52.85.193.42026-10-07 → 2026-10-07 · 4 obs

○ 2026-10-03 00:40:58
● 2026-10-07 16:02:12
○ 2026-10-18 02:41:58
○ 2026-11-07 10:07:06

○A52.85.193.522026-10-07 → 2026-10-07 · 4 obs

○ 2026-10-03 00:40:58
● 2026-10-07 16:02:12
○ 2026-10-18 02:41:58
○ 2026-11-07 10:07:06

○A52.85.193.682026-10-07 → 2026-10-07 · 4 obs

○ 2026-10-03 00:40:58
● 2026-10-07 16:02:12
○ 2026-10-18 02:41:58
○ 2026-11-07 10:07:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
lockhead.dev	ns-1947.awsdns-51.co.uk, ns-1177.awsdns-19.org, ns-672.awsdns-20.net, ns-143.awsdns-17.com	-

✅ Authoritative Response

Server:205.251.192.143

NS records: ns-1947.awsdns-51.co.uk, ns-1177.awsdns-19.org, ns-672.awsdns-20.net, ns-143.awsdns-17.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lockhead.dev (unsigned zone)

⏱️ Timing

Total: 1141ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.239.168.15, 18.239.168.17...`
NS	4	`ns-1177.awsdns-19.org, ns-143.awsdns-17.com...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-143.awsdns-17.com awsdns-hostmaster.a`

Analysis

IP Addresses

lockhead.dev directs to four IP numbers, which are 18.239.168.15, 18.239.168.17, 18.239.168.57 and 18.239.168.93.

Among the host names that share IP numbers with lockhead.dev are mycrosslife.jp, d1c4usqgcpcm52.amplifyapp.com, dn3zhzftkocl3.amplifyapp.com and two others.

Name Servers

The domain lockhead.dev is delegated to these four name servers: ns-143.awsdns-17.com, ns-672.awsdns-20.net, ns-1177.awsdns-19.org and ns-1947.awsdns-51.co.uk.

There is at least partial name server overlap between lockhead.dev and other domains — emailsupp0rt-g00gle.com, watec.jp, gaurdius.com and two more among them.

All four hostnames — ns-143.awsdns-17.com, ns-672.awsdns-20.net, ns-1177.awsdns-19.org and ns-1947.awsdns-51.co.uk — resolve to two IP numbers apiece: ns-143.awsdns-17.com to 205.251.192.143 and 2600:9000:5300:8f00::1; ns-672.awsdns-20.net to 205.251.194.160 and 2600:9000:5302:a000::1; ns-1177.awsdns-19.org to 205.251.196.153 and 2600:9000:5304:9900::1; ns-1947.awsdns-51.co.uk to 205.251.199.155 and 2600:9000:5307:9b00::1.

Mail Servers

Five mail servers handle lockhead.dev: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

lockhead.dev shares at least some of its mail servers with other domains — for example psychtherapytravels.com, ov-insights.com, baldcutiepinkwarrior.org and two more.

It is common for these mail servers to co-occur with alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com has two IP addresses: 142.250.141.27 and 2607:f8b0:4023:c03::1b.

alt1.aspmx.l.google.com has two IP addresses: 172.217.216.27 and 2607:f8b0:4023:2803::1b.

alt2.aspmx.l.google.com has two IP addresses: 142.250.147.26 and 2a00:1450:4025:c01::1b.

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

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