seerupoptics.dk

Records from scan: 2026-09-30 18:57:21 · 2581ms total · last checked 2026-10-24 00:05 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seerupoptics.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 August 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by seerupoptics-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 137ms

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 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 109ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	seerupoptics-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca09::20 2a01:111:f403:ca21::e 2a01:111:f403:ca3c::a 52.101.181.153 52.101.209.153 52.101.209.28 52.101.73.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.56
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 449ms

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

✉️ SPF#

Policy	Record (seerupoptics.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#

checked 2026-10-09 00:30:10

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network seerupoptics.dk: 195.47.247.18 (AS51468) www.seerupoptics.dk: 195.47.247.18 (AS51468)
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

267ms

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

🏷️ SOA#

71ms

Field	Value
Serial	2026093001
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 2026-10-13 19:42:51

Field	Value
Registrar	ONE.COM A/S
Registered	2012-08-21
Expires	2027-08-31 (311d)

🔗 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#

137ms

94ms

109ms

AAAA

132ms

TXT

449ms

CAA

85ms

HTTPS

131ms

TLSA

1140ms

SOA

71ms

MTA-STS

197ms

DNSSEC

267ms

SRV

335ms

Total

2581ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 18:57:21 shown	2581ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 01:45:21	1511ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 08:07:29	662ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 12:59:39	1848ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 14:51:59	931ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-31 09:37:59	1281ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 20:47:11	1222ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-08 11:04:28	1455ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 18:03:00	746ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 06:06:49	1079ms	2 NS 1 A 1 MX	🔒 Secure