derekjacobs.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`derekjacobs.dev`

DNSSEC	🔒 Signed (DS record present)
NS	`cody.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cody.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cody.ns.cloudflare.com`
		A	108.162.193.107^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	172.64.33.107^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	173.245.59.107^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
NS	`gina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c075^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2075^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gina.ns.cloudflare.com`
		A	108.162.192.117^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	172.64.32.117^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	173.245.58.117^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`openpgp4fpr:0FBF8B01538D901453ECDC742E1FEE2BE5C0DA78`
TXT	`v=spf1 include:spf.messagingengine.com -all`
SOA	`cody.ns.cloudflare.com`dns@cloudflare.com serial=2411303534

`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)

Subdomains

sso.derekjacobs.dev

Same first word

derekjacobs.org

Similar names

debackerjos.be

Previous names

depositbox.dev

deposits.dev

depot.dev

deprato.dev

depreeuw.dev

deprived.dev

deps.dev

depscope.dev

depscout.dev

deputymc.dev

deqo.dev

der-gruene-max.dev

der.dev

derails.dev

deras.dev

deraw.dev

derceito.dev

derealize.dev

derekchasse.dev

derekchristensen.dev

Next names

DNS History

4 records (4 active, 0 former)

●NScody.ns.cloudflare.com2026-08-19 → 2026-08-19 · 2 obs

● 2026-08-19 14:58:40
● 2026-08-19 14:58:42

●NSgina.ns.cloudflare.com2026-08-19 → 2026-08-19 · 2 obs

● 2026-08-19 14:58:40
● 2026-08-19 14:58:42

●MXin1-smtp.messagingengine.com2026-08-19 → 2026-08-19 · 2 obs

● 2026-08-19 14:58:40
● 2026-08-19 14:58:42

●MXin2-smtp.messagingengine.com2026-08-19 → 2026-08-19 · 2 obs

● 2026-08-19 14:58:40
● 2026-08-19 14:58:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com...	10 records
derekjacobs.dev	cody.ns.cloudflare.com, gina.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.117

NS records: cody.ns.cloudflare.com, gina.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 372ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`cody.ns.cloudflare.com, gina.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	2	`openpgp4fpr:0FBF8B01538D901453ECDC742E1F, v=spf1 include:spf.messagingengine.com -`
SOA	1	`cody.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

Hierarchy

derekjacobs.dev is the parent zone for sso.derekjacobs.dev.

Name Servers

derekjacobs.dev uses two name servers for its delegation: cody.ns.cloudflare.com and gina.ns.cloudflare.com.

derekjacobs.dev uses the same name servers as several other domains — among them yellow.workers.dev, undsgn.com, gelielts.com and two more.

derekjacobs.dev partially shares its NS delegation with several other domains, including postswiss-ch.com, chris-whittle.com, camel24.biz and two others.

These name servers regularly co-occur with the name servers jim.ns.cloudflare.com, lucy.ns.cloudflare.com and pablo.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname cody.ns.cloudflare.com directs to 108.162.193.107, 172.64.33.107 and 173.245.59.107 along with 3 other IP addresses.

Hostname gina.ns.cloudflare.com directs to 108.162.192.117, 172.64.32.117 and 173.245.58.117 along with 3 other IP addresses.

Mail Servers

Mail for derekjacobs.dev is handled by two mail servers — in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

derekjacobs.dev uses an identical mail server configuration to several other domains — among them www.ms-n.de, edubit.com.au, goblindegook.com and two more.

At least a portion of derekjacobs.dev's mail servers are also used by other domains, for example ladr.se.

Hostnames that resolve to 8 IP addresses:

Hostname in1-smtp.messagingengine.com directs to 103.168.172.216, 103.168.172.217 and 103.168.172.218 along with 5 other IP addresses.

Hosts that point to four IP numbers:

in2-smtp.messagingengine.com maps to the following IP addresses: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.