hartnet.dk

Records from scan: 2026-10-17 02:25:06 · 2113ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hartnet.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 29 January 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.109.82 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, smtp.google.com and 6 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 124ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.109.82	3600s	linux5.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

8 records 122ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
1	3600s	smtp.google.com	142.251.127.26 142.251.127.27 2a00:1450:4001:c21::1a 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx3.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx4.googlemail.com	192.179.20.26 2404:6800:4000:1027::1b	ncboms-in-f26.1e100.net ncboms-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx5.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 337ms

TXT Record
google-site-verification=kyuZ4Klu1RUzuyPoXYe01OVESKMmM-z7FQFoYNzJ1Qc
MS=61AE6EB77C2BF6F64A4A1B63AD4EFAD3231A5DB4
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (hartnet.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.hartnet.dk)
p=reject	v=DMARC1; p=reject; pct=5; rua=mailto:dmarc@hartnet.dk

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

3 records 126ms

Flags	Tag	Value
0	iodef	mailto:hostmaster@hartnet.dk
0	issue	letsencrypt.org
0	issuewild	letsencrypt.org

🧩 Web & zone#

checked 2026-10-17 02:25:06

www	94.231.109.82 (AS48854) (address records, no CNAME)
www vs bare domain	Same network hartnet.dk: 94.231.109.82 (AS48854) www.hartnet.dk: 94.231.109.82 (AS48854)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

256ms

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

🏷️ SOA#

89ms

Field	Value
Serial	2026101600
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-10 15:38:20

Field	Value
Registrar	CURANET A/S
Registered	2001-01-29
Expires	2027-03-31 (165d)

📋 WHOIS#

⏱️ Lookup Timing#

124ms

70ms

122ms

AAAA

81ms

TXT

337ms

CAA

126ms

HTTPS

70ms

TLSA

428ms

SOA

89ms

MTA-STS

181ms

DNSSEC

256ms

SRV

175ms

Total

2113ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 02:25:06 shown	2113ms	3 NS 1 A 8 MX	🔒 Secure
2026-10-12 18:06:41	888ms	3 NS 1 A 8 MX	🔒 Secure
2026-10-10 15:17:55	1538ms	3 NS 1 A 8 MX	🔒 Secure
2026-10-04 04:12:51	600ms	3 NS 1 A 8 MX	🔒 Secure
2026-10-03 22:24:38	1699ms	3 NS 1 A 8 MX	🔒 Secure
2026-09-30 22:09:24	2829ms	3 NS 1 A 8 MX	🔒 Secure
2026-09-24 20:30:15	1064ms	3 NS 1 A 8 MX	🔒 Secure
2026-09-23 20:14:21	669ms	3 NS 1 A 7 MX	🔒 Secure
2026-09-06 09:34:22	1080ms	3 NS 1 A 7 MX	🔒 Secure
2026-08-28 22:31:30	2270ms	3 NS 1 A 7 MX	🔒 Secure
2026-08-25 13:05:06	2632ms	3 NS 1 A 7 MX	🔒 Secure
2026-06-21 04:30:05	780ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-19 00:29:54	751ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 11:10:13	812ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 11:06:27	1500ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 11:02:38	992ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 10:56:50	1065ms	2 NS 1 A 5 MX	🔒 Secure