nerdcon.dk

📜 Historical scan 2026-06-25 02:35:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nerdcon.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 February 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.5 is hosted by One.com A/S (AS51468) 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 is reachable over IPv6. 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 208ms

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 233ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.5	3600s	webcluster1.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

7 records 245ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1a	lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.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
5	3600s	alt2.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx2.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx3.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
10	3600s	aspmx4.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
10	3600s	aspmx5.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

1 records 211ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:2a:afdd:3c57:9cea	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 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 2026-10-10 03:01:35

www	46.30.213.5 2a02:2350:5:10a:2a:afdd:3c57:9cea (AS51468) (address records, no CNAME)
www vs bare domain	Same network nerdcon.dk: 46.30.213.5 2a02:2350:5:10a:2a:afdd:3c57:9cea (AS51468) www.nerdcon.dk: 46.30.213.5 2a02:2350:5:10a:2a:afdd:3c57:9cea (AS51468)
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#

303ms

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

🏷️ SOA#

246ms

Field	Value
Serial	2026062405
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 2026-10-04 20:39:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-02-23
Expires	2027-03-31 (158d)

📋 WHOIS#

⏱️ Lookup Timing#

208ms

233ms

245ms

AAAA

211ms

TXT

406ms

CAA

239ms

HTTPS

231ms

TLSA

383ms

SOA

246ms

MTA-STS

221ms

DNSSEC

303ms

SRV

308ms

Total

2272ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 20:16:05	2356ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-08 23:44:10	830ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-06 07:34:37	1052ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-24 01:54:42	2499ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-06 05:52:30	1567ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-21 06:08:05	3641ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-20 04:15:51	32754ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-15 14:50:02	5365ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-04 23:48:19	1763ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-02 14:46:03	1137ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-25 02:35:59 shown	2272ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-24 01:33:49	903ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 18:22:44	1087ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 15:16:57	1419ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-18 05:28:06	2732ms	2 NS 1 A 7 MX	🔒 Secure