reference-lab.dk

📜 Historical scan 2026-08-25 20:27:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

reference-lab.dk is a .dk domain served by 3 nameservers (nsa.perf1.fr, nsb.perf1.com, nsc.perf1.com). It was registered on 23 January 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 166.117.244.14 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by referencelab-dk02c.mail.protection.outlook.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#

3 records 74ms

Nameserver	IP addresses	PTR	ASN / ISP
nsa.perf1.fr	2a01:c8:100::100 81.92.94.100	nsa.perf1.fr nsa.perf1.fr	AS20756 Nameshield SAS AS20756 Nameshield SAS
nsb.perf1.com	2a01:c8:101::100 81.92.95.100	nsb.perf1.com nsb.perf1.com	AS20756 Nameshield SAS AS20756 Nameshield SAS
nsc.perf1.com	152.89.172.100 2a09:35c0:102::100	nsc.perf1.com nsc.perf1.com	AS209510 Nameshield SAS AS209510 Nameshield SAS

🌍 A Records#

2 records 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
166.117.244.14	300s	aa077893eb63b96e1.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	166.117.0.0/16	🇺🇸 United States	—
75.2.40.102	300s	aa077893eb63b96e1.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	75.2.0.0/17	🇺🇸 United States	—

📧 MX Records#

1 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	referencelab-dk02c.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::b 2a01:111:f403:ca09::7 2a01:111:f403:ca48::a 52.101.103.140 52.101.68.16 52.101.68.21 52.101.68.29	mail-db4pr02cu00307.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-dbapr03cu00105.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

6 records 233ms

TXT Record
docusign=bd322cbb-a70c-4f3a-8639-e462e2873b1e
docusign=fc157287-a36a-4b07-9f05-6af46201ffde
MS=ms65422278
MS=ms71111115
v=spf1 include:spf.eurofins.com include:_spf.mlsend.com include:spf.protection.outlook.com -all
wkuNbiEU3+R4HxnBv1Mt379NugvtQc184YWEFdKf2eMqDqvM7rcp7RAoGSYu1+dXTtP40/gk3iPw6EGC8OQRCQ==

✉️ SPF#

Policy	Record (reference-lab.dk)
-all (hard fail)	v=spf1 include:spf.eurofins.com include:_spf.mlsend.com include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.reference-lab.dk)
p=reject	v=DMARC1; p=reject; pct=100

📬 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 2026-10-15 10:39:10

www CNAME	aa077893eb63b96e1.awsglobalaccelerator.com (all on awsglobalaccelerator.com) → 166.117.244.14 75.2.40.102 (AS16509)
www vs bare domain	Same network reference-lab.dk: 166.117.244.14 75.2.40.102 (AS16509) www.reference-lab.dk: 166.117.244.14 75.2.40.102 (AS16509)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-referencelab-dk02c._domainkey.erfetse.n-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-referencelab-dk02c._domainkey.erfetse.n-v1.dkim.mail.microsoft	RSA · ~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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

190ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082424
Primary NS (MNAME)	nsa.perf1.fr
Responsible (RNAME)	technical@nameshield.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	7200s

📋 Registration#

WHOIS fetched 2026-10-08 21:42:52

Field	Value
Registrar	NAMESHIELD
Registered	2003-01-23
Expires	2027-01-31 (102d)

📋 WHOIS#

⏱️ Lookup Timing#

74ms

67ms

66ms

AAAA

126ms

TXT

233ms

CAA

83ms

HTTPS

62ms

TLSA

735ms

SOA

0ms

MTA-STS

99ms

DNSSEC

190ms

SRV

190ms

Total

2081ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 10:39:10	1177ms	3 NS 2 A 1 MX	🔒 Secure
2026-10-08 21:24:52	6598ms	3 NS 2 A 1 MX	🔒 Secure
2026-10-01 18:04:28	1627ms	3 NS 2 A 1 MX	🔒 Secure
2026-09-24 16:21:35	1099ms	3 NS 2 A 1 MX	🔒 Secure
2026-09-18 17:07:10	2147ms	3 NS 2 A 1 MX	🔒 Secure
2026-09-11 14:25:22	861ms	3 NS 2 A 1 MX	🔒 Secure
2026-09-07 18:58:29	2149ms	3 NS 2 A 1 MX	🔒 Secure
2026-08-31 12:34:59	959ms	3 NS 2 A 1 MX	🔒 Secure
2026-08-30 08:16:58	2766ms	3 NS 2 A 1 MX	🔒 Secure
2026-08-27 12:08:23	833ms	3 NS 2 A 1 MX	🔒 Secure
2026-08-25 20:27:15 shown	2081ms	3 NS 2 A 1 MX	🔒 Secure
2026-08-20 06:39:50	2277ms	3 NS 2 A 1 MX	🔒 Secure
2026-08-13 18:03:28	5267ms	3 NS 2 A 1 MX	🔒 Secure
2026-08-06 13:27:24	1661ms	3 NS 2 A 1 MX	🔒 Secure
2026-07-23 17:12:47	1657ms	3 NS 2 A 1 MX	🔒 Secure
2026-07-17 09:38:36	2012ms	3 NS 2 A 1 MX	🔒 Secure
2026-07-10 23:00:36	1607ms	3 NS 2 A 1 MX	🔒 Secure
2026-07-03 20:05:47	10239ms	3 NS 2 A 1 MX	🔒 Secure
2026-06-28 18:03:52	1171ms	3 NS 2 A 1 MX	🔒 Secure
2026-06-26 04:00:39	1724ms	3 NS 2 A 1 MX	🔒 Secure
2026-06-22 07:49:08	1301ms	3 NS 2 A 1 MX	🔒 Secure
2026-06-18 10:38:43	4963ms	3 NS 2 A 1 MX	🔒 Secure
2026-06-17 11:39:16	2189ms	3 NS 2 A 1 MX	🔒 Secure