syngre.dk

📜 Historical scan 2026-07-25 13:28:01  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

syngre.dk is a .dk domain served by 2 nameservers (jocelyn.ns.cloudflare.com, norman.ns.cloudflare.com). It was registered on 3 May 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.64.228 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   64ms
NameserverIP addressesPTRASN / ISP
jocelyn.ns.cloudflare.com 108.162.192.174
172.64.32.174
173.245.58.174
2606:4700:50::adf5:3aae
2803:f800:50::6ca2:c0ae
2a06:98c1:50::ac40:20ae		 jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
norman.ns.cloudflare.com 108.162.193.217
172.64.33.217
173.245.59.217
2606:4700:58::adf5:3bd9
2803:f800:50::6ca2:c1d9
2a06:98c1:50::ac40:21d9		 norman.ns.cloudflare.com
norman.ns.cloudflare.com
norman.ns.cloudflare.com
norman.ns.cloudflare.com
norman.ns.cloudflare.com
norman.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   74ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.64.228 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.156.64 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.smtp.goog 2001:4860:4802:32::97
216.239.32.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
20 300s mx2.smtp.goog 2001:4860:4802:34::97
216.239.34.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
30 300s mx3.smtp.goog 2001:4860:4802:36::97
216.239.36.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
40 300s mx4.smtp.goog 2001:4860:4802:38::97
216.239.38.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   57ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:40e4 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3032::ac43:9c40 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   66ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.64.228,172.67.156.64 ech=AEX+DQBBeAAgACC5ETPzO0oxYhj2NCQC7hb+63tlnNwAoY4xkI1Gzv5UIAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:40e4,2606:4700:3032::ac43:9c40

📝 TXT Records#

3 records   229ms
TXT Record
\226\128\156google-site-verification=pddpR_xk82UH83G0O6f2W-ge_sRlHbv8CYVANmeBHh8\226\128\157
openai-domain-verification=dv-ozZGqbSjo50hKK6BOHCAeXrz
v=spf1 include:_spf.google.com ~all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.syngre.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:5tys7i2z@ag.eu.dmarcian.com,mailto:report.dmarc@syngre.dk; ruf=mailto:5tys7i2z@fr.eu.dmarcian.com,mailto:report.dmarc@syngre.dk;

📬 MTA-STS#

155ms
CheckResult
Status🔒 Enforce
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modeenforce
Policy ID20210524164546DK
max_age2419200s
Policy MXmx1.smtp.goog, mx2.smtp.goog, mx3.smtp.goog, mx4.smtp.goog, *.google.com

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:5tys7i2z@tls.eu.dmarcian.com, mailto:report.smtp-tls@syngre.dk

📜 CAA Records#

12 records   98ms
FlagsTagValue
0 iodef mailto:report.caa@syngre.dk
0 issue comodoca.com
0 issue digicert.com; cansignhttpexchanges=yes
0 issue letsencrypt.org
0 issue pki.goog; cansignhttpexchanges=yes
0 issue sectigo.com
0 issue ssl.com
0 issuewild comodoca.com
0 issuewild digicert.com; cansignhttpexchanges=yes
0 issuewild letsencrypt.org
0 issuewild pki.goog; cansignhttpexchanges=yes
0 issuewild ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-22 22:14:44
www46.183.138.100 (AS47292) (address records, no CNAME)
www vs bare domainSame network
syngre.dk: 46.183.138.100 (AS47292)
www.syngre.dk: 46.183.138.100 (AS47292)
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#

195ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2410440745
Primary NS (MNAME)jocelyn.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-10 10:48:53
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2005-05-03
Expires2036-05-31 (3503d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
64ms
A
74ms
MX
59ms
AAAA
57ms
TXT
229ms
CAA
98ms
HTTPS
66ms
TLSA
279ms
SOA
0ms
MTA-STS
155ms
DNSSEC
195ms
SRV
89ms
Total
2013ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 22:14:44 1074ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-22 20:23:30 2870ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-14 15:36:51 1400ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-30 22:15:58 1855ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-29 08:34:02 2034ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-25 07:17:22 3984ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-24 15:53:41 1685ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-23 15:24:20 1242ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-21 07:21:51 2588ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 14:10:02 1293ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-20 15:24:33 10581ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-04 02:25:50 2782ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-01 17:25:48 9353ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-25 13:28:01 shown 2013ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-15 08:26:20 9974ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-10 15:24:07 3691ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-30 16:53:26 1656ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-21 16:36:32 1387ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-21 08:18:17 1180ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 12:16:56 3775ms 2 NS 2 A 4 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone