xlbyg.dk DNS records

🖥️ Nameservers4 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 Records1 records 38ms

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 Records2 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.hc494-37.eu.iphmx.com	207.54.70.198 207.54.70.198 207.54.77.118 207.54.77.118	198.70.54.207.in-addr.arpa.eu.iphmx.com esa1.hc494-37.eu.iphmx.com 118.77.54.207.in-addr.arpa.eu.iphmx.com esa2.hc494-37.eu.iphmx.com	AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division
20	3600s	mx2.hc494-37.eu.iphmx.com	207.54.70.198 207.54.70.198 207.54.77.118 207.54.77.118	198.70.54.207.in-addr.arpa.eu.iphmx.com esa1.hc494-37.eu.iphmx.com 118.77.54.207.in-addr.arpa.eu.iphmx.com esa2.hc494-37.eu.iphmx.com	AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division 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 Records1 records 470ms

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

📝 TXT Records2 records 618ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC108ms

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

🏷️ SOA0ms

Field	Value
Serial	2026022633
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

40ms

A

38ms

MX

43ms

AAAA

38ms

TXT

618ms

CAA

43ms

HTTPS

35ms

TLSA

404ms

SOA

0ms

MTA-STS

91ms

DNSSEC

108ms

SRV

470ms

Total

1605ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 01:31:57	1605ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-23 16:36:39	3441ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-08-07 18:29:07	1422ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-20 14:48:49	1327ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-19 10:24:22	10008ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-18 09:06:37	1193ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-07-01 05:43:27	1822ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-30 05:23:29	1914ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 10:48:31	3186ms	4 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 14:16:42	931ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 08:35:47	1638ms	4 NS 1 A 2 MX	🔒 Secure	View