xlbyg.dk

📜 Historical scan 2026-09-30 03:40:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

xlbyg.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 80.92.65.188 is hosted by Datacenter Luxembourg S.A. (AS24611) in Luxembourg. Mail is handled by mx1.hc494-37.eu.iphmx.com, mx2.hc494-37.eu.iphmx.com. The zone is DNSSEC-signed and validates, publishes a 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#

4 records 40ms

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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.92.65.188	3600s	80-92-65-188.ip.dclux.com	AS24611	Datacenter Luxembourg S.A.	80.92.64.0/19	🇱🇺 Luxembourg	Luxembourg

📧 MX Records#

2 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.hc494-37.eu.iphmx.com	207.54.70.198 207.54.77.118	esa1.hc494-37.eu.iphmx.com esa2.hc494-37.eu.iphmx.com	AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division
20	3600s	mx2.hc494-37.eu.iphmx.com	207.54.70.198 207.54.77.118	esa1.hc494-37.eu.iphmx.com esa2.hc494-37.eu.iphmx.com	AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	80.92.65.188
🔶 Autoconfig	80.92.65.188

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 490ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	90	1	5061	sipfed.online.lync.com.xlbyg.dk

📝 TXT Records#

2 records 700ms

TXT Record
v=spf1 a:hybrid.xl-byg.dk a:mail.newwweb.dk include:spf.protection.outlook.com -all
X3pw0K7cIF7nwKASVFae02LXnfp3Bf09nHsDFcsCaGrFc26eLr5oljm3D2ujNwCBuRmf3MJBaMntXoycFcedXQ==

✉️ SPF#

Policy	Record (xlbyg.dk)
-all (hard fail)	v=spf1 a:hybrid.xl-byg.dk a:mail.newwweb.dk include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.xlbyg.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@xl-byg.dk;

📬 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 2026-10-21 12:21:42

www	80.92.65.188 (AS24611) (address records, no CNAME)
www vs bare domain	Same network xlbyg.dk: 80.92.65.188 (AS24611) www.xlbyg.dk: 80.92.65.188 (AS24611)
Wildcard	Yes: any name under the zone resolves
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#

123ms

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

🏷️ SOA#

90ms

Field	Value
Serial	2026022638
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	86400s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

40ms

48ms

40ms

AAAA

44ms

TXT

700ms

CAA

42ms

HTTPS

48ms

TLSA

477ms

SOA

90ms

MTA-STS

106ms

DNSSEC

123ms

SRV

490ms

Total

2160ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 12:21:42	1531ms	4 NS 1 A 2 MX	🔒 Secure
2026-10-20 00:08:44	1147ms	4 NS 1 A 2 MX	🔒 Secure
2026-10-18 22:43:08	841ms	4 NS 1 A 2 MX	🔒 Secure
2026-10-01 19:50:34	888ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-30 19:37:56	979ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-30 03:40:29 shown	2160ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-18 11:31:34	1566ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-11 11:41:11	1824ms	4 NS 1 A 2 MX	🔒 Secure
2026-08-26 01:31:57	1605ms	4 NS 1 A 2 MX	🔒 Secure
2026-08-23 16:36:39	3441ms	4 NS 1 A 2 MX	🔒 Secure
2026-08-07 18:29:07	1422ms	4 NS 1 A 2 MX	🔒 Secure
2026-07-20 14:48:49	1327ms	4 NS 1 A 2 MX	🔒 Secure
2026-07-19 10:24:22	10008ms	4 NS 1 A 2 MX	🔒 Secure
2026-07-18 09:06:37	1193ms	4 NS 1 A 2 MX	🔒 Secure
2026-07-01 05:43:27	1822ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-30 05:23:29	1914ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-25 10:48:31	3186ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-21 14:16:42	931ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 08:35:47	1638ms	4 NS 1 A 2 MX	🔒 Secure