xl-byg.dk

Records from scan: 2026-10-14 22:08:34  ·  4178ms total  ·  last checked 2026-10-17 02:13 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

xl-byg.dk is a .dk domain served by 4 nameservers (ns-a.eurodns.com, ns-b.eurodns.org, ns-c.eurodns.eu and 1 more). It was registered on 6 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 64.239.109.1 is hosted by Amazon.com, Inc. (AS16509) in United States. 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records   37ms
NameserverIP addressesPTRASN / ISP
ns-a.eurodns.com 199.167.66.106
2610:1c8:b002::106		 ns-a.eurodns.com
ns-a.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns-b.eurodns.org 104.37.178.106
2610:1c8:b001::106		 ns-b.eurodns.org
ns-b.eurodns.org		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns-c.eurodns.eu 192.174.68.110
2001:67c:1bc::110		 ns-c.eurodns.org
ns-c.eurodns.org		 AS1921 ipcom GmbH
AS1921 ipcom GmbH
ns-d.eurodns.biz 176.97.158.110
2001:67c:10b8::110		 ns-d.eurodns.biz
ns-d.eurodns.biz		 AS207021 ipcom GmbH
AS1921 ipcom GmbH

🌍 A Records#

1 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
64.239.109.1 86400s — AS16509 Amazon.com, Inc. 64.239.109.0/24 🇺🇸 United States —

📧 MX Records#

2 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
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#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.149.136
🔶 Autoconfigcname.vercel-dns-0.com → 76.76.21.93

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   211ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sip.xl-byg.dk

📝 TXT Records#

1 records   314ms
TXT Record
v=spf1 a:mail.edisoft.no a:mail.newwweb.dk ip4:167.89.67.126 ip4:217.145.51.192/26 include:spf-cepheo.xl-byg.dk include:spf-pbs.xl-byg.dk include:sendgrid.net include:trustpilotservice.com include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (xl-byg.dk)
-all (hard fail) v=spf1 a:mail.edisoft.no a:mail.newwweb.dk ip4:167.89.67.126 ip4:217.145.51.192/26 include:spf-cepheo.xl-byg.dk include:spf-pbs.xl-byg.dk include:sendgrid.net include:trustpilotservice.com include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.xl-byg.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#

checked 2026-10-14 22:08:34
www CNAME721e356459b976bb.vercel-dns-013.com (all on vercel-dns-013.com)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u3163908.wl159.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u3163908.wl159.sendgrid.net RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 17/10 · policy: -all

  • error 17 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

1 records   175ms
Service / OwnerTypeCert association
HTTPS _443._tcp.xl-byg.dk DANE-EE · SPKI · SHA-256 7B54C2B3AF50DB930666A00AE759575E…

🔐 DNSSEC#

120ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

73ms
FieldValue
Serial2026101400
Primary NS (MNAME)ns-a.eurodns.com
Responsible (RNAME)hostmaster@eurodns.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-05 09:57:36
FieldValue
RegistrarEurodns S.A
Registered2006-06-06
Expires2027-06-30 (255d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
45ms
MX
38ms
AAAA
62ms
TXT
314ms
CAA
79ms
HTTPS
70ms
TLSA
175ms
SOA
73ms
MTA-STS
203ms
DNSSEC
120ms
SRV
211ms
Total
4178ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 22:08:34 shown 4178ms 4 NS 1 A 2 MX 🔒 Secure
2026-10-09 11:40:41 1454ms 4 NS 1 A 2 MX 🔒 Secure
2026-10-06 09:50:07 749ms 4 NS 1 A 2 MX 🔒 Secure
2026-10-05 09:49:28 1870ms 4 NS 1 A 2 MX 🔒 Secure
2026-10-03 09:20:25 1841ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-30 09:04:36 1737ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-25 07:39:54 3345ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-20 01:12:30 1346ms 4 NS 1 A 2 MX 🔒 Secure
2026-09-17 18:16:38 2451ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-30 19:54:54 3240ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-29 04:52:01 1128ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-26 20:08:39 1309ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-25 15:33:37 2572ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-12 13:35:19 5668ms 4 NS 1 A 2 MX 🔒 Secure
2026-08-11 10:31:45 5344ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-25 04:15:50 1877ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-23 01:01:33 6713ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-20 16:15:58 2157ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-19 12:56:34 1783ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-18 07:47:47 10166ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-12 07:27:40 2119ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-11 03:47:37 3032ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-08 17:29:09 2071ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-05 19:09:14 1956ms 4 NS 1 A 2 MX 🔒 Secure
2026-07-04 18:46:59 10222ms 4 NS 1 A 2 MX 🔒 Secure
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