grevsen.dk

Records from scan: 2026-10-17 09:28:08  ·  3483ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grevsen.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was registered on 18 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.94 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx1.spamfri.dk, mx2.spamfri.dk and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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#

3 records   293ms
NameserverIP addressesPTRASN / ISP
ns1.e-studio.dk 195.242.131.5
2001:67c:564:fffc::11		 ns1.e-studio.dk
ns1.e-studio.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.e-studio.dk 2a00:1b18:2:3::2
62.69.152.34		 ns2.e-studio.dk
ns2.e-studio.dk		 AS47527 DLX A/S
AS47527 DLX A/S
ns3.e-studio.dk 193.200.90.183
2001:67c:564:fffc::13		 ns3.e-studio.dk
ns3.e-studio.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS

🌍 A Records#

1 records   273ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.130.94 14400s web3.e-studio.dk AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —

📧 MX Records#

3 records   310ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.spamfri.dk 195.242.131.16
2001:67c:564:fffd::1001		 mx1.spamfri.dk
mx1.spamfri.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
20 3600s mx2.spamfri.dk 193.200.91.109
2001:67c:564:fffd::2001		 mx2.spamfri.dk
mx2.spamfri.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
30 3600s mx3.spamfri.dk 2a00:1b18:2:3:fe::2
62.69.152.43		 mx3.spamfri.dk
mx3.spamfri.dk		 AS47527 DLX A/S
AS47527 DLX A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover195.242.130.94
🔶 Autoconfig195.242.130.94

🔷 AAAA Records (IPv6)#

1 records   244ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2001:67c:564:fffc::3001 14400s — AS62121 Christian Ebsen ApS 2001:67c:564:0:0:0:0:0/48 🇩🇰 Denmark —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   323ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   465ms
TXT Record
v=spf1 ip4:195.242.130.94 include:_spf.e-studio.dk +a +mx ~all

✉️ SPF#

PolicyRecord (grevsen.dk)
~all (soft fail) v=spf1 ip4:195.242.130.94 include:_spf.e-studio.dk +a +mx ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-17 09:28:08
www CNAMEgrevsen.dk (all on grevsen.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.grevsen.dk ZFD0vtr4Z20WktY5hwvmW5aG_leRd5dwXtWMwtDHQjo

🔗 TLSA / DANE#

3 records   2175ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.spamfri.dk DANE-EE · SPKI · SHA-256 884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk DANE-EE · SPKI · SHA-256 6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk DANE-EE · SPKI · SHA-256 BBFB0694919290E5BC9D6E2C6F47D846…

🔐 DNSSEC#

388ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

81ms
FieldValue
Serial2026101701
Primary NS (MNAME)ns1.e-studio.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-16 09:01:54
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2006-06-18
Expires2027-06-30 (255d)

🔗 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#

NS
293ms
A
273ms
MX
310ms
AAAA
244ms
TXT
465ms
CAA
297ms
HTTPS
274ms
TLSA
2175ms
SOA
81ms
MTA-STS
325ms
DNSSEC
388ms
SRV
323ms
Total
3483ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 09:28:08 shown 3483ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-16 08:29:35 837ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-15 04:24:41 632ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-14 03:34:28 1184ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-13 00:08:45 1090ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-11 21:49:27 1371ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-10 21:20:24 581ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-09 19:37:40 770ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-08 14:48:39 2111ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-07 14:38:29 1260ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-06 14:26:24 420ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-05 13:14:40 3898ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-04 12:58:27 3169ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-03 12:53:22 1990ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-02 12:52:26 1058ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-01 12:49:57 415ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-30 12:48:02 1616ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-29 12:46:01 864ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-28 12:41:19 1608ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-27 12:26:48 1756ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-26 12:14:59 777ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-25 12:00:15 797ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-24 11:51:27 986ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-23 11:36:13 709ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-18 15:56:54 730ms 3 NS 1 A 3 MX 🔒 Secure
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