jacobdev.dk - dns.ninja

`jacobdev.dk`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3031::6815:46c8^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:8af0^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.70.200^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.240^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bjorn.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c62^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bjorn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c362^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bjorn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2362^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bjorn.ns.cloudflare.com`
		A	108.162.195.98^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bjorn.ns.cloudflare.com`
		A	162.159.44.98^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bjorn.ns.cloudflare.com`
		A	172.64.35.98^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bjorn.ns.cloudflare.com`
NS	`brynne.ns.cloudflare.com`
		A	2606:4700:50::a29f:2641^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brynne.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c241^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brynne.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2241^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brynne.ns.cloudflare.com`
		A	108.162.194.65^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brynne.ns.cloudflare.com`
		A	162.159.38.65^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brynne.ns.cloudflare.com`
		A	172.64.34.65^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brynne.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}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		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}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		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=rkS0PZ8fgxh0E6tB`
TXT	`google-site-verification=9FhsAGN9dl3Ran(0x785858)jgMrW8C9BdbJORrkqqYkBwxM1k`
TXT	`v=spf1 include:icloud.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.70.200, 172.67.138.240
		IPv6 hints	2606:4700:3031::6815:46c8, 2606:4700:3033::ac43:8af0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=180, name=cloudflare-ech.com
SOA	`bjorn.ns.cloudflare.com`dns@cloudflare.com serial=2404997184

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1780579441localtime Thu Jun 4 15:24:01 2026gmtime Thu Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1780579441

Subdomains

www.jacobdev.dk

Same first word

jacobdev.dk

jacobdev.com

Similar names

jacobedv.de

DNS History

16 records (8 active, 8 former)

●NSbjorn.ns.cloudflare.com2026-02-21 → 2026-06-04 · 2 obs

● 2026-02-21 18:49:42
● 2026-06-04 13:42:30

●NSbrynne.ns.cloudflare.com2026-02-21 → 2026-06-04 · 2 obs

● 2026-02-21 18:49:42
● 2026-06-04 13:42:30

●MXmx01.mail.icloud.com2026-02-21 → 2026-06-04 · 2 obs

● 2026-02-21 18:49:42
● 2026-06-04 13:42:30

●MXmx02.mail.icloud.com2026-02-21 → 2026-06-04 · 2 obs

● 2026-02-21 18:49:42
● 2026-06-04 13:42:30

●A104.21.70.2002026-02-21 → 2026-06-04 · 9 obs

● 2026-02-21 18:49:42
● 2026-02-22 00:17:46
○ 2026-02-23 17:53:58
○ 2026-02-24 08:03:16
● 2026-03-06 14:26:58
● 2026-03-11 09:18:02
○ 2026-03-20 12:10:14
● 2026-03-21 02:03:46
● 2026-06-04 13:42:30

○A172.64.80.12026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-11 09:18:02
● 2026-03-20 12:10:14
○ 2026-03-21 02:03:46
○ 2026-06-04 13:42:30

●A172.67.138.2402026-02-21 → 2026-06-04 · 9 obs

○A188.114.96.02026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-23 17:53:58
● 2026-02-24 08:03:16
○ 2026-03-06 14:26:58
○ 2026-06-04 13:42:30

○A188.114.96.42026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-22 00:17:46
● 2026-02-23 17:53:58
○ 2026-02-24 08:03:16
○ 2026-06-04 13:42:30

○A188.114.97.02026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-23 17:53:58
● 2026-02-24 08:03:16
○ 2026-03-06 14:26:58
○ 2026-06-04 13:42:30

○A188.114.97.42026-02-23 → 2026-02-23 · 4 obs

○ 2026-02-22 00:17:46
● 2026-02-23 17:53:58
○ 2026-02-24 08:03:16
○ 2026-06-04 13:42:30

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-11 09:18:02
● 2026-03-20 12:10:14
○ 2026-03-21 02:03:46
○ 2026-06-04 13:42:30

●A2606:4700:3031::6815:46c82026-02-21 → 2026-06-04 · 9 obs

●A2606:4700:3033::ac43:8af02026-02-21 → 2026-06-04 · 9 obs

○A2a06:98c1:3120::2026-02-23 → 2026-02-24 · 5 obs

○ 2026-02-22 00:17:46
● 2026-02-23 17:53:58
● 2026-02-24 08:03:16
○ 2026-03-06 14:26:58
○ 2026-06-04 13:42:30

○A2a06:98c1:3121::2026-02-23 → 2026-02-24 · 5 obs

○ 2026-02-22 00:17:46
● 2026-02-23 17:53:58
● 2026-02-24 08:03:16
○ 2026-03-06 14:26:58
○ 2026-06-04 13:42:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...	-
jacobdev.dk	bjorn.ns.cloudflare.com, brynne.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.65

NS records: bjorn.ns.cloudflare.com, brynne.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 820ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.70.200, 172.67.138.240`
AAAA	2	`2606:4700:3033::ac43:8af0, 2606:4700:3031::6815:46c8`
NS	2	`bjorn.ns.cloudflare.com, brynne.ns.cloudflare.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)`
TXT	3	`apple-domain=rkS0PZ8fgxh0E6tB, google-site-verification=9FhsAGN9dl3Ranx...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bjorn.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

www.jacobdev.dk is a subdomain of jacobdev.dk.

IP Addresses

jacobdev.dk has 4 IP addresses: 104.21.70.200, 172.67.138.240, 2606:4700:3031::6815:46c8 and 2606:4700:3033::ac43:8af0.

haymate.net, pro-store-apple.ru, cybernextteam.sbs and two other host names share IP numbers with jacobdev.dk.

Name Servers

The NS records for jacobdev.dk delegate to bjorn.ns.cloudflare.com and brynne.ns.cloudflare.com.

jacobdev.dk uses the same name servers as several other domains — among them praktijkjansen.nl, scissoract.nl, haydee-jewelry.nl and two more.

The name servers of jacobdev.dk overlap at least partially with those of other domains — among them sbt-market.ru, guatos.com.mx, whatsapqaz.com and two more.

These name servers commonly co-occur with the name servers gemma.ns.cloudflare.com, dane.ns.cloudflare.com, meera.ns.cloudflare.com and carl.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

bjorn.ns.cloudflare.com resolves to 108.162.195.98, 162.159.44.98 and 172.64.35.98, along with three other IP addresses.

brynne.ns.cloudflare.com resolves to 108.162.194.65, 162.159.38.65 and 172.64.34.65, along with three other IP addresses.

Mail Servers

Mail for jacobdev.dk is handled by two mail servers — mx01.mail.icloud.com and mx02.mail.icloud.com.

jacobdev.dk uses an identical mail server configuration to several other domains — among them sridhars.net, edgett.net, alecmosher.com and two more.

jacobdev.dk partially shares its mail servers with other domains — including exnyc.com, jaklomp.com, andrealemusique.com and 34an.se.

Hostnames that resolve to 6 IP addresses:

mx01.mail.icloud.com resolves to 17.42.251.62, 17.56.9.31 and 17.57.152.5, along with three other IP addresses.

mx02.mail.icloud.com resolves to 17.42.251.62, 17.56.9.31 and 17.57.152.5, along with three other IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.42.251.62 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.56.9.31 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.57.152.5 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.57.154.33 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.57.155.25 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com each have 17.57.156.30 IP addresses.