constructor.dk

📜 Historical scan 2026-07-02 00:06:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

constructor.dk is a .dk domain served by 3 nameservers (ns1.evolutio.es, ns1.gonvarri.com, ns2.evolutio.es). It was registered on 11 March 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 158.174.42.88 is hosted by Bahnhof AB (AS8473) in Sweden. Mail is handled by constructor-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 95ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.evolutio.es	212.49.128.65	ns1.bt.es	AS8903 Lyntia Networks S.A.
ns1.gonvarri.com	213.9.157.172	ns1.gonvarri.com	AS8903 Lyntia Networks S.A.
ns2.evolutio.es	212.66.160.2	lix.btigs.es	AS12462 Evolutio Cloud Enabler SA

🌍 A Records#

1 records 131ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
158.174.42.88	300s	h-158-174-42-88.NA.cust.bahnhof.se	AS8473	Bahnhof AB	158.174.0.0/16	🇸🇪 Sweden	Jönköping

📧 MX Records#

1 records 96ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	constructor-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 2a01:111:f403:ca09::b 52.101.68.21 52.101.68.29 52.101.73.1 52.101.73.24	mail-du2pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00300.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 255ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	owa.gonvarri.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

6 records 646ms

TXT Record
d365mktkey=BLgQV6NuvyofJgAxY5uAwOI8haVN9NmHbequD4CYnIEx
facebook-domain-verification=vaczyqtap5g7e0n998915ery1iwv58
m1yywQZm19/FgSXDdDcsy5A+m3r8Y7t6UfTG06jtm8QaKmHKdUfVY6XOuykVVoSTgwQF3wTSpJ4/UPwk80RwGg==
MS=ms83215107
v=spf1 include:spf01.gonvarri.com include:spf.eu.signature365.net -all
v=spf2.0/pra,mfrom include:spf01.gonvarri.com include:spf.eu.signature365.net -all

✉️ SPF#

Policy	Record (constructor.dk)
-all (hard fail)	v=spf1 include:spf01.gonvarri.com include:spf.eu.signature365.net -all

📨 DMARC#

Policy	Record (_dmarc.constructor.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:Dmarc_agg@vali.email; ruf=mailto:Dmarc_agg@vali.email; sp=reject; fo=1;

📬 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 2026-10-09 17:14:07

www	158.174.42.88 (AS8473) (address records, no CNAME)
www vs bare domain	Same network constructor.dk: 158.174.42.88 (AS8473) www.constructor.dk: 158.174.42.88 (AS8473)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-constructor-dk._domainkey.gonvarri.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-constructor-dk._domainkey.gonvarri.onmicrosoft.com	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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

168ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

94ms

Field	Value
Serial	216
Primary NS (MNAME)	ns1.gonvarri.com
Responsible (RNAME)	hostmaster@gonvarri.com
Refresh	900s
Retry	600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-15 13:41:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-03-11
Expires	2027-03-31 (165d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

95ms

131ms

96ms

AAAA

138ms

TXT

646ms

CAA

143ms

HTTPS

131ms

TLSA

125ms

SOA

94ms

MTA-STS

177ms

DNSSEC

168ms

SRV

255ms

Total

3801ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 08:53:04	12611ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-27 21:45:54	4540ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-02 00:06:49 shown	3801ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:05:23	1030ms	3 NS 1 A 1 MX	🔓 Insecure