heidelbergit.dk

📜 Historical scan 2026-09-17 19:53:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

heidelbergit.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 June 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.239.32.21 is hosted by Google LLC (AS15169) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 102ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

4 records 136ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.239.32.21	3600s	any-in-2015.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.34.21	3600s	any-in-2215.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.36.21	3600s	any-in-2415.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.38.21	3600s	any-in-2615.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—

📧 MX Records#

7 records 154ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10000s	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
20	20000s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	20000s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx4.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx5.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-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#

2 records 274ms

TXT Record
MS=3CDCCB455FB4E9CA591CA95FA3C348FFBA11387D
MS=ms74255194

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 07:41:12

www CNAME	ghs.google.com (all on google.com) → 142.251.142.243 2a00:1450:400f:807::2013 (AS15169)
www vs bare domain	Same network heidelbergit.dk: 216.239.32.21 216.239.34.21 216.239.36.21 216.239.38.21 (AS15169) www.heidelbergit.dk: 142.251.142.243 2a00:1450:400f:807::2013 (AS15169)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

189ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-18 05:26:45

Field	Value
Registrar	ONE.COM A/S
Registered	2000-06-24
Expires	2031-06-30 (1712d)

🔗 Same registrant#

7 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
barge.dk	ONE.COM A/S
humanistiskdebat.dk	ONE.COM A/S
imw.dk	ONE.COM A/S
itexperts.dk	Punktum dk A/S (direct)
jakobheidelberg.dk	ONE.COM A/S
rederiet.dk	ONE.COM A/S
skepticisme.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

102ms

136ms

154ms

AAAA

112ms

TXT

274ms

CAA

93ms

HTTPS

124ms

TLSA

179ms

SOA

0ms

MTA-STS

152ms

DNSSEC

189ms

SRV

165ms

Total

1124ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 07:41:12	995ms	2 NS 4 A 7 MX	🔒 Secure
2026-09-29 21:28:00	585ms	2 NS 4 A 7 MX	🔒 Secure
2026-09-27 00:22:24	758ms	2 NS 4 A 7 MX	🔒 Secure
2026-09-17 19:53:56 shown	1124ms	2 NS 4 A 7 MX	🔒 Secure
2026-08-28 07:40:04	1015ms	2 NS 4 A 7 MX	🔒 Secure
2026-08-13 00:17:20	4258ms	2 NS 4 A 7 MX	🔒 Secure
2026-07-24 07:32:51	5430ms	2 NS 4 A 7 MX	🔒 Secure
2026-07-18 08:08:38	1392ms	2 NS 4 A 7 MX	🔒 Secure
2026-07-17 06:33:37	1440ms	2 NS 4 A 7 MX	🔒 Secure
2026-06-17 11:07:20	1298ms	2 NS 4 A 7 MX	🔒 Secure