bigum.dk

📜 Historical scan 2026-07-17 14:04:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bigum.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 December 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 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 53ms

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#

1 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
100.98.47.188	43200s	—	—	—	—	—	—

📧 MX Records#

5 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	2a00:1450:4010:c06::1b 2a00:1450:4010:c06::1b 64.233.162.27	lj-in-x1b.1e100.net lj-in-f27.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	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
5	43200s	alt2.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.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
10	43200s	aspmx3.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	bigum.dk → 100.98.47.188
🔶 Autoconfig	bigum.dk → 100.98.47.188

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ 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 2026-10-16 10:52:36

www	NXDOMAIN
www vs bare domain	Neither resolves bigum.dk: no address www.bigum.dk: no address
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 2 CDS, 1 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.bigum.dk	bigum.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

156ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071701
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 2026-10-15 01:27:49

Field	Value
Registrar	Domænehajen ApS
Registered	1998-12-14
Expires	2026-12-31 (70d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

53ms

51ms

50ms

AAAA

48ms

TXT

179ms

CAA

52ms

HTTPS

51ms

TLSA

56ms

SOA

0ms

MTA-STS

104ms

DNSSEC

156ms

SRV

145ms

Total

8993ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 10:52:36	781ms	2 NS 0 A 5 MX	🔒 Secure
2026-10-08 14:42:49	885ms	2 NS 0 A 5 MX	🔒 Secure
2026-10-02 11:24:38	506ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-30 11:13:46	792ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-24 22:11:08	796ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-17 18:13:44	904ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-12 16:48:40	979ms	2 NS 0 A 5 MX	🔒 Secure
2026-09-07 16:51:44	1160ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-27 18:33:02	585ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-21 12:54:16	5689ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-14 10:11:29	4819ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-08 22:36:52	1394ms	2 NS 0 A 5 MX	🔒 Secure
2026-08-06 10:14:53	9274ms	2 NS 0 A 5 MX	🔓 Insecure
2026-07-17 14:04:05 shown	8993ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-16 03:41:17	1277ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-27 15:36:46	2038ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-16 14:29:55	650ms	2 NS 1 A 5 MX	🔒 Secure