c-sync.de - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`c-sync.de`

DNSSEC	⚠️ Not signed
A	2a01:4f8:140:8027::3^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`hooster.de`
A	46.4.94.55^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
NS	`ns.hooster.de` ⭐
		A	2a01:4f8:140:8027::3^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`hooster.de`
		A	46.4.94.55^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`web.hooster.de`
NS	`ns2.he.net`
		A	2001:470:200::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
		A	216.218.131.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.he.net`
NS	`ns3.he.net`
		A	2001:470:300::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
		A	216.218.132.2^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns3.he.net`
NS	`ns4.he.net`
		A	2001:470:400::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
		A	216.66.1.2^{🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.he.net`
NS	`ns5.he.net`
		A	2001:470:500::2^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
		A	216.66.80.18^{🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns5.he.net`
MX	`mail.c-sync.de` ⭐
		A	2a01:4f8:140:8027::3^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`hooster.de`
		A	46.4.94.55^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`web.hooster.de`
SOA	`ns.hooster.de`friedrich@hooster.de 2022-03-31 #4

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1786884771

Subdomains

mail.c-sync.de

Same first word

c-sync.com

c-sync.nl

c-sync.de

Similar names

scc-ny.org

nys-cc.com

ccs-ny.com

cnc-sy.com

cn-cys.workers.dev

sync-c.com

DNS History

10 records (8 active, 2 former)

●NSns.hooster.de2015-06-13 → 2026-08-16 · 2 obs

● 2015-06-13 21:49:52
● 2026-08-16 13:14:54

●NSns2.he.net2015-06-13 → 2026-08-16 · 2 obs

● 2015-06-13 21:49:52
● 2026-08-16 13:14:54

●NSns3.he.net2015-06-13 → 2026-08-16 · 2 obs

● 2015-06-13 21:49:52
● 2026-08-16 13:14:54

●NSns4.he.net2015-06-13 → 2026-08-16 · 2 obs

● 2015-06-13 21:49:52
● 2026-08-16 13:14:54

●NSns5.he.net2015-06-13 → 2026-08-16 · 2 obs

● 2015-06-13 21:49:52
● 2026-08-16 13:14:54

●MXmail.c-sync.de2015-06-13 → 2026-08-16 · 2 obs

● 2015-06-13 21:49:52
● 2026-08-16 13:14:54

○A178.63.65.332015-06-13 → 2017-07-20 · 4 obs

● 2015-06-13 21:49:52
● 2017-07-20 08:17:28
○ 2026-02-16 09:05:02
○ 2026-08-16 13:14:54

○A2a01:4f8:121:303::32015-06-13 → 2017-07-20 · 4 obs

● 2015-06-13 21:49:52
● 2017-07-20 08:17:28
○ 2026-02-16 09:05:02
○ 2026-08-16 13:14:54

●A2a01:4f8:140:8027::32026-02-16 → 2026-08-16 · 3 obs

○ 2017-07-20 08:17:28
● 2026-02-16 09:05:02
● 2026-08-16 13:14:54

●A46.4.94.552026-02-16 → 2026-08-16 · 3 obs

○ 2017-07-20 08:17:28
● 2026-02-16 09:05:02
● 2026-08-16 13:14:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, a.nic.de, z.nic.de	-
c-sync.de	ns.hooster.de, ns2.he.net, ns3.he.net, ns4.he.net...	2 records

✅ Authoritative Response

Server:46.4.94.55

NS records: ns.hooster.de, ns2.he.net, ns3.he.net, ns4.he.net, ns5.he.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c-sync.de (unsigned zone)

⏱️ Timing

Total: 833ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.4.94.55`
AAAA	1	`2a01:4f8:140:8027::3`
NS	5	`ns2.he.net, ns3.he.net...`
MX	1	`mail.c-sync.de (pri: 10)`
SOA	1	`ns.hooster.de friedrich.hooster.de`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.hooster.de, ns.hooster.de)

Analysis

Hierarchy

mail.c-sync.de is delegated beneath c-sync.de.

IP Addresses

c-sync.de points to the IP addresses 46.4.94.55 and 2a01:4f8:140:8027::3

Additional host names — mail.c-sync.de, c-desk.de, gemeinschaft-des-mondes.de and two others — share IP numbers with c-sync.de.

Name Servers

Delegation for c-sync.de is to five name servers: ns.hooster.de, ns2.he.net, ns3.he.net and two others.

There is at least partial name server overlap between c-sync.de and other domains — card-sharing.eu, distributed.org, infowidget.com and two more among them.

The name servers ns4.he.net, ns5.he.net and ns1.he.net are often found in combination with these name servers.

Host names with two IP numbers:

ns.hooster.de resolves to two addresses: 46.4.94.55 and 2a01:4f8:140:8027::3.

ns2.he.net resolves to two addresses: 216.218.131.2 and 2001:470:200::2.

ns3.he.net resolves to two addresses: 216.218.132.2 and 2001:470:300::2.

ns4.he.net resolves to two addresses: 216.66.1.2 and 2001:470:400::2.

ns5.he.net resolves to two addresses: 216.66.80.18 and 2001:470:500::2.

Mail Servers

c-sync.de has one mail server: mail.c-sync.de.

mail.c-sync.de carries two IP numbers: 46.4.94.55 and 2a01:4f8:140:8027::3.