realkreditselskab.dk

Records from scan: 2026-10-03 03:12:35 · 2532ms total · last checked 2026-10-20 02:37 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

realkreditselskab.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.162.110.54 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a 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#

4 records 285ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records#

1 records 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.162.110.54	600s	—	AS3292	TDC Holding A/S	193.162.110.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 683ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (realkreditselskab.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.realkreditselskab.dk)
p=reject	v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s

📬 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 2026-10-13 18:47:50

www CNAME	www.nykredit.dk (all on nykredit.dk) → 104.16.154.131 104.16.155.131 2606:4700::6810:9a83 2606:4700::6810:9b83 (AS13335)
www vs bare domain	Different networks realkreditselskab.dk: 193.162.110.54 (AS3292) www.realkreditselskab.dk: 104.16.154.131 104.16.155.131 2606:4700::6810:9a83 2606:4700::6810:9b83 (AS13335) (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

378ms

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

🏷️ SOA#

103ms

Field	Value
Serial	2023021536
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

285ms

91ms

86ms

AAAA

222ms

TXT

683ms

CAA

232ms

HTTPS

218ms

TLSA

517ms

SOA

103ms

MTA-STS

330ms

DNSSEC

378ms

SRV

388ms

Total

2532ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 03:12:35 shown	2532ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-02 03:07:04	582ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-24 00:51:09	1847ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-14 15:29:31	1047ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 13:09:12	724ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 02:08:32	664ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-09 02:36:53	1289ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-07 22:59:08	1058ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-22 01:40:53	706ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-19 15:51:39	898ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-03 14:04:58	10180ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-19 12:45:18	10732ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-18 06:48:43	723ms	4 NS 1 A 0 MX	🔒 Secure