syncronet.dk

📜 Historical scan 2026-10-16 21:11:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

syncronet.dk is a .dk domain served by 2 nameservers (chance.ns.cloudflare.com, raegan.ns.cloudflare.com). It was registered on 15 July 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.28.29 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, 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 107ms

Nameserver	IP addresses	PTR	ASN / ISP
chance.ns.cloudflare.com	108.162.195.33 162.159.44.33 172.64.35.33 2606:4700:58::a29f:2c21 2803:f800:50::6ca2:c321 2a06:98c1:50::ac40:2321	chance.ns.cloudflare.com chance.ns.cloudflare.com chance.ns.cloudflare.com chance.ns.cloudflare.com chance.ns.cloudflare.com chance.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
raegan.ns.cloudflare.com	108.162.194.158 162.159.38.158 172.64.34.158 2606:4700:50::a29f:269e 2803:f800:50::6ca2:c29e 2a06:98c1:50::ac40:229e	raegan.ns.cloudflare.com raegan.ns.cloudflare.com raegan.ns.cloudflare.com raegan.ns.cloudflare.com raegan.ns.cloudflare.com raegan.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 149ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.28.29	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.170.54	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 93ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c03::1a	rd-in-f26.1e100.net rc-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.179.20.26 2404:6800:4000:1027::1b	ncboms-in-f26.1e100.net ncboms-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 125ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:1c1d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:aa36	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 112ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.28.29,172.67.170.54 ech=AEX+DQBB+AAgACCBTuKADCcGrY8qBEm04WXkNuvGiIlzFCk/rFsmGiCofQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:1c1d,2606:4700:3036::ac43:aa36

📝 TXT Records#

4 records 253ms

TXT Record
google-site-verification=djbVpx7Eee0weEFEcMQCfF2z2wKnKZB02qzl_2rwYFg
google-site-verification=iXgix-qSpfzE26bnCB02mgqYAlcXeGLeOeWUJe7xyNY
google-site-verification=wETF0Zn6lwZrmbmrQMUSKAlCpz9MbQ425YfMZrj9964
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (syncronet.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.syncronet.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@syncronet.dk; pct=100; adkim=r; aspf=r;
p=none (monitor only)	v=DMARC1;p=none;

📬 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 2026-10-18 22:10:12

www	104.21.28.29 172.67.170.54 2606:4700:3032::6815:1c1d 2606:4700:3036::ac43:aa36 (AS13335) (address records, no CNAME)
www vs bare domain	Same network syncronet.dk: 104.21.28.29 172.67.170.54 2606:4700:3032::6815:1c1d 2606:4700:3036::ac43:aa36 (AS13335) www.syncronet.dk: 104.21.28.29 172.67.170.54 2606:4700:3032::6815:1c1d 2606:4700:3036::ac43:aa36 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
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#

178ms

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

🏷️ SOA#

69ms

Field	Value
Serial	2417653474
Primary NS (MNAME)	chance.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 22:20:33

Field	Value
Registrar	WEBHOSTING A/S
Registered	2003-07-15
Expires	2027-07-31 (285d)

🔗 Same registrant#

6 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).

Domain	Registrar
123medlem.dk	Punktum dk A/S (direct)
123memreg.dk	WEBHOSTING A/S
cashinx.dk	Domeneshop AS
cbbygmontage.dk	Domeneshop AS
johannesverden.dk	Domeneshop AS
lagerby.dk	WEBHOSTING A/S

📋 WHOIS#

⏱️ Lookup Timing#

107ms

149ms

93ms

AAAA

125ms

TXT

253ms

CAA

132ms

HTTPS

112ms

TLSA

515ms

SOA

69ms

MTA-STS

127ms

DNSSEC

178ms

SRV

137ms

Total

2775ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 22:10:12	879ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-16 21:11:45 shown	2775ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-03 21:37:53	803ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-02 02:23:41	860ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 02:05:10	702ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-24 16:23:57	902ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-18 15:54:15	1419ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-17 06:45:45	3883ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-04 14:47:20	18793ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-20 17:19:01	14450ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-19 11:01:56	9500ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-19 11:46:58	1830ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-23 22:50:31	6575ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-23 02:31:17	1163ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 17:40:37	632ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-20 04:27:34	4559ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-17 13:48:19	2220ms	2 NS 2 A 5 MX	🔓 Insecure