harrington.dk DNS records

🖥️ Nameservers3 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
helium.ns.hetzner.de	193.47.99.5 2001:67c:192c::add:5	helium.ns.hetzner.de helium.ns.hetzner.de	AS12337 noris network AG AS12337 noris network AG
hydrogen.ns.hetzner.com	213.133.100.98 2a01:4f8:0:1::add:1098	hydrogen.ns.hetzner.com hydrogen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com	2a01:4f8:0:1::add:2992 88.198.229.192	oxygen.ns.hetzner.com oxygen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
159.69.33.73	300s	static.73.33.69.159.clients.your-server.de	AS24940	Hetzner Online GmbH	159.69.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records2 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	3600s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	159.69.33.73
🔶 Autoconfig	159.69.33.73

🔷 AAAA Records (IPv6)1 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:1c1f:949d::1	300s	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Nuremberg

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 94ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	1	443	autodiscover.fastmail.com
_imaps._tcp	0	1	993	imap.fastmail.com

📝 TXT Records1 records 298ms

TXT Record
v=spf1 include:spf.messagingengine.com ~all

✉️ SPF

Policy	Record (harrington.dk)
~all (soft fail)	v=spf1 include:spf.messagingengine.com ~all

📨 DMARC

Policy	Record (_dmarc.harrington.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@harrington.dk;

📬 MTA-STS222ms

Check	Result
Status	🧪 Testing
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	testing
Policy ID	20260811T183500
max_age	86400s
Policy MX	*.messagingengine.com

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@harrington.dk

📜 CAA Records4 records 53ms

Flags	Tag	Value
0	issue	letsencrypt.org;accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/2906723686
0	issue	letsencrypt.org;accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/3191214481
0	issuemail	;
0	issuewild	;

🔗 TLSA / DANE

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

🔐 DNSSEC114ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026083141
Primary NS (MNAME)	hydrogen.ns.hetzner.com
Responsible (RNAME)	dns@hetzner.com
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

44ms

MX

45ms

AAAA

41ms

TXT

298ms

CAA

53ms

HTTPS

41ms

TLSA

319ms

SOA

0ms

MTA-STS

222ms

DNSSEC

114ms

SRV

94ms

Total

1121ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 12:34:37	1121ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-30 06:00:14	2337ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-23 19:14:15	5326ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-22 18:19:17	3651ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-19 12:27:54	1959ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-18 12:27:25	1861ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-17 10:43:31	4977ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-13 02:14:55	7192ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-09 21:18:13	3625ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 10:22:27	1967ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-28 08:59:57	14568ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-20 14:34:44	2237ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-19 13:55:50	1467ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-08 19:43:29	3727ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-01 22:08:38	1146ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-27 17:55:03	3383ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-26 22:12:14	991ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 11:08:42	931ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 10:54:31	855ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 10:54:18	1417ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 10:53:49	1107ms	3 NS 1 A 2 MX	🔓 Insecure	View