gielfeldt.dk

📜 Historical scan 2026-06-17 09:17:46  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gielfeldt.dk is a .dk domain served by 2 nameservers (diva.ns.cloudflare.com, lex.ns.cloudflare.com). 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 104.21.45.241 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.smtp.goog, mx2.smtp.goog and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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#

2 records   66ms
NameserverIP addressesPTRASN / ISP
diva.ns.cloudflare.com — — —
lex.ns.cloudflare.com — — —

🌍 A Records#

2 records   83ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.45.241 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.220.190 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   69ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.smtp.goog 216.239.32.151 — AS15169 Google LLC
20 — mx2.smtp.goog 216.239.34.151 — AS15169 Google LLC
30 — mx3.smtp.goog 216.239.36.151 — AS15169 Google LLC
40 — mx4.smtp.goog 216.239.38.151 — AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   66ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3037::6815:2df1 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:dcbe — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   75ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.45.241,172.67.220.190 ech=AEX+DQBBBwAgACCqfmcfnIuoKJ5IlEf/fctMxRpLGzhWDr4T3BFQFMHreQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:2df1,2606:4700:3037::ac43:dcbe

📝 TXT Records#

2 records   182ms
TXT Record
brevo-code:6a101ce55600c835adfd8881de116ad9
v=spf1 include:_spf.google.com ~all

✉️ SPF#

PolicyRecord (gielfeldt.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~all

📨 DMARC#

PolicyRecord (_dmarc.gielfeldt.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:hjrn7fei@ag.eu.dmarcian.com,mailto:7dae3bd6fafd4183a69ccaaa488ab36e@dmarc-reports.cloudflare.net,mailto:rua@dmarc.brevo.com; aspf=s; adkim=s;

📬 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 2026-10-22 12:42:29
www104.21.45.241 172.67.220.190 2606:4700:3031::ac43:dcbe 2606:4700:3032::6815:2df1 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

220ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

76ms
FieldValue
Serial2407028969
Primary NS (MNAME)diva.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-18 03:18:25
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-03-11
Expires2027-03-31 (156d)

🔗 Same registrant#

2 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).

DomainRegistrar
dev-it.dkPunktum dk A/S (direct)
uringoblin.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
66ms
A
83ms
MX
69ms
AAAA
66ms
TXT
182ms
CAA
73ms
HTTPS
75ms
TLSA
110ms
SOA
76ms
MTA-STS
105ms
DNSSEC
220ms
SRV
0ms
Total
1403ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 12:42:29 2003ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-20 04:41:30 3628ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-19 03:01:17 2539ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-18 02:48:22 2363ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-14 01:04:27 1194ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-08 02:34:18 728ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-04 15:43:18 877ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-02 15:36:17 828ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-24 07:05:31 1080ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-17 17:46:44 1205ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-13 00:15:26 2269ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-30 09:45:01 1297ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-27 17:26:44 654ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-22 17:19:45 1740ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-21 17:09:25 11799ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-19 11:02:05 2425ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-07 11:07:18 9382ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-03 08:24:40 1318ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-18 14:42:26 2033ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-17 06:37:49 1696ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-10 16:23:35 10459ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-25 16:28:18 1232ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-22 11:02:47 1260ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-17 09:17:46 shown 1403ms 2 NS 2 A 4 MX 🔒 Secure
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