sandjensen.dk

Records from scan: 2026-09-30 15:58:00 · 641ms total · last checked 2026-10-17 12:17 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sandjensen.dk is a .dk domain served by 2 nameservers (ns1.123hotel.dk, ns2.123hotel.dk). It was registered on 5 February 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.251.4.112 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by sandjensen-dk.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 25ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.123hotel.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.251.4.112	360s	web1.bilinfo.dk	AS48854	team.blue Denmark A/S	178.251.0.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	360s	sandjensen-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::9 2a01:111:f403:ca21::10 2a01:111:f403:ca48::a 52.101.181.156 52.101.73.155 52.101.91.153 52.101.91.162	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-matpr04cu00101.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

7 records 133ms

TXT Record
5p9eutpeb4u5uv56ik62jgcsll
facebook-domain-verification=gbqrs6yqcw0bwt6zzvo9nz5gdznk6u
google-site-verification=CRC142Ea6YKmeOL_U_KC5XDLyLKr2jHbf_XLA6aVfag
kc85a3plup2nt8cs45n25ov5ne
lmi0vttkptfi8e2hdqptpug8rr
MS=ms21170196
v=spf1 include:spf.protection.outlook.com include:_spf.createsend.com include:spf.curanet.dk include:spf.mandrillapp.com include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (sandjensen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.createsend.com include:spf.curanet.dk include:spf.mandrillapp.com include:web.shared.mysmtp.com -all

📨 DMARC#

Policy	Record (_dmarc.sandjensen.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-07 16:55:05

www	178.251.4.112 (AS48854) (address records, no CNAME)
www vs bare domain	Same network sandjensen.dk: 178.251.4.112 (AS48854) www.sandjensen.dk: 178.251.4.112 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY
BIMI	v=BIMI1; l=https://sandjensen.dk/src/img/bimi-svg-tiny-12-ps.svg

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u13060478.wl229.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u13060478.wl229.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-sandjensen-dk._domainkey.sandjensen.y-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: 10/10 · policy: -all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

59ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2026062601
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 03:39:29

Field	Value
Registrar	CURANET A/S
Registered	1999-02-05
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

25ms

29ms

28ms

AAAA

32ms

TXT

133ms

CAA

31ms

HTTPS

28ms

TLSA

171ms

SOA

29ms

MTA-STS

36ms

DNSSEC

59ms

SRV

41ms

Total

641ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 15:58:00 shown	641ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 17:43:59	1275ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 20:35:09	1045ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 23:51:33	1250ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 07:41:05	1101ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 06:32:02	1171ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:30:05	4458ms	2 NS 1 A 1 MX	🔒 Secure