nerdery.dk

📜 Historical scan 2026-07-18 09:28:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nerdery.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 31 October 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.189.43.80 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by nerdery-dk.mail.protection.outlook.com. 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 32ms

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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.189.43.80	43200s	—	AS3292	TDC Holding A/S	94.189.0.0/17	🇩🇰 Denmark	—

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nerdery-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 52.101.68.21 52.101.68.3 52.101.68.32 52.101.73.4	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24
🔶 Autoconfig	nerdery.dk → 94.189.43.80

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 138ms

TXT Record
MS=ms11633562
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (nerdery.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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 2026-10-23 03:48:31

www CNAME	nerdery.dk (all on nerdery.dk) → 94.189.43.80 (AS3292)
www vs bare domain	Same network nerdery.dk: 94.189.43.80 (AS3292) www.nerdery.dk: 94.189.43.80 (AS3292)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

50ms

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

🏷️ SOA#

24ms

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 2026-10-10 01:01:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-10-31
Expires	2026-10-31 (8d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

31ms

AAAA

31ms

TXT

138ms

CAA

32ms

HTTPS

31ms

TLSA

286ms

SOA

24ms

MTA-STS

40ms

DNSSEC

50ms

SRV

45ms

Total

5216ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 03:48:31	603ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-12 09:56:57	1205ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 19:29:00	1293ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-15 00:32:48	1664ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 20:27:24	2345ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 09:28:45 shown	5216ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 11:31:10	1993ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 11:50:57	1138ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 23:04:47	1768ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 13:12:35	9769ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 16:37:14	1126ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 10:11:41	1660ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 08:33:56	14937ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 04:33:07	4665ms	0 NS 0 A 0 MX	🔒 Secure