pc-byg.dk

📜 Historical scan 2026-06-19 16:47:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

pc-byg.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 June 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.202 is hosted by team.blue Denmark A/S (AS48854) in Denmark. 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 51ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.202	600s	vm0521.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

7 records 111ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	21600s	aspmx.l.google.com	142.251.9.27 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b	rc-in-f27.1e100.net lh-in-f27.1e100.net lh-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	21600s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4003:c26::1b	lcbomp-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	21600s	alt2.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	21600s	aspmx2.googlemail.com	172.253.158.27 2404:6800:4000:1025::1a	so-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	21600s	aspmx3.googlemail.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	21600s	aspmx4.googlemail.com	108.177.125.27 2404:6800:400b:c01b::1b	tp-in-f27.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	21600s	aspmx5.googlemail.com	173.194.43.27 2404:6800:400b:c01b::1a	yudlsqd-in-f27.1e100.net yunrtab-in-f26.1e100.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 281ms

TXT Record
google-site-verification=X-T3NW4yA2mtgr-RAhb_cKccLvCCDaqRk9LcYPpQHGY
v=spf1 include:_spf-hosting.eg.dk include:_custspf.one.com include:_spf.google.com ~all

✉️ SPF#

Policy	Record (pc-byg.dk)
~all (soft fail)	v=spf1 include:_spf-hosting.eg.dk include:_custspf.one.com include:_spf.google.com ~all

📨 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 2026-10-09 02:42:42

www CNAME	pc-byg.dk (all on pc-byg.dk) → 185.21.41.202 (AS48854)
www vs bare domain	Same network pc-byg.dk: 185.21.41.202 (AS48854) www.pc-byg.dk: 185.21.41.202 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

88ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026060901
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 2026-10-08 06:26:25

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-06-23
Expires	2027-06-30 (255d)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

38ms

111ms

AAAA

36ms

TXT

281ms

CAA

50ms

HTTPS

34ms

TLSA

53ms

SOA

35ms

MTA-STS

76ms

DNSSEC

88ms

SRV

102ms

Total

711ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 02:42:42	1519ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-29 15:03:55	1673ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-27 22:55:57	1198ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-10 06:25:05	1734ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-08 21:11:20	17106ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-14 00:39:31	1420ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-25 13:55:53	2090ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-20 05:06:43	1135ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-20 00:25:31	2628ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-19 16:47:24 shown	711ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-19 14:14:42	4031ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-17 22:18:57	774ms	2 NS 1 A 7 MX	🔒 Secure