jacobdev.dk DNS records

🖥️ Nameservers2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
bjorn.ns.cloudflare.com	108.162.195.98 162.159.44.98 172.64.35.98 2606:4700:58::a29f:2c62 2803:f800:50::6ca2:c362 2a06:98c1:50::ac40:2362	bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
brynne.ns.cloudflare.com	108.162.194.65 162.159.38.65 172.64.34.65 2606:4700:50::a29f:2641 2803:f800:50::6ca2:c241 2a06:98c1:50::ac40:2241	brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.70.200	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.240	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx01.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx3.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com smtp1.ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.
10	300s	mx02.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx02.mail.icloud.com mx01.mail.icloud.com mx3.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com smtp1.ic4-privaterelay.appleid.com mx01.mail.icloud.com mx02.mail.icloud.com ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.138.240
🔶 Autoconfig	172.67.138.240

🔷 AAAA Records (IPv6)2 records 63ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:8af0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::6815:46c8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 54ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.70.200,172.67.138.240 ech=AEX+DQBBsQAgACBNnwVq9amPYD1Mpd/AHJza7XQ/5NKO5oePbVR42P1pEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8af0,2606:4700:3031::6815:46c8

📝 TXT Records3 records 202ms

TXT Record
apple-domain=rkS0PZ8fgxh0E6tB
google-site-verification=9FhsAGN9dl3RanxXXjgMrW8C9BdbJORrkqqYkBwxM1k
v=spf1 include:icloud.com ~all

✉️ SPF

Policy	Record (jacobdev.dk)
~all (soft fail)	v=spf1 include:icloud.com ~all

📨 DMARC

Policy	Record (_dmarc.jacobdev.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:d14a00e6eaef4a0482ddc2474cc57732@dmarc-reports.cloudflare.net

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records10 records 51ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC133ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2408638694
Primary NS (MNAME)	bjorn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

42ms

A

46ms

MX

64ms

AAAA

63ms

TXT

202ms

CAA

51ms

HTTPS

54ms

TLSA

146ms

SOA

0ms

MTA-STS

87ms

DNSSEC

133ms

SRV

112ms

Total

3913ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 08:59:38	3089ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-18 23:15:42	9974ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-17 17:19:27	1615ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-25 03:25:58	2858ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-20 12:22:51	3377ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-16 18:59:45	1389ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-04 22:14:47	3913ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-30 18:49:32	902ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-25 10:13:28	1432ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-21 12:26:03	3709ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-20 16:30:28	2797ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-17 15:30:20	1569ms	2 NS 2 A 2 MX	🔒 Secure	View