cester.ch - dns.ninja

`cester.ch`

DNSSEC	🔒 Signed (DS record present)
A	78.46.40.20^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
		PTR	`webmail.hoststar.ch`
NS	`ns1.nameserver.center` ⭐
		A	2a01:4f8:141:1490::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.nameserver.center`
		A	46.4.116.137^{🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3}
			PTR	`ns1.nameserver.center`
NS	`ns2.nameserver.center`
		A	2a04:b500:0:c3:78df:83ff:fe04:c780^{🇨🇭 netcup-AS2a04:b500::/32 HOSTSTAR}
			PTR	`ns2.nameserver.center`
		A	185.48.229.4^{🇨🇭 netcup-AS185.48.228.0/22 NETCUP-GMBH}
			PTR	`ns2.nameserver.center`
MX	`mx1.improvmx.com` ⭐
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.37.195.136^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`⁽²⁰⁾
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.36.107.63^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
TXT	`v=spf1 include:://improvmx.com ~all`
SOA	`ns1.nameserver.center`hostmaster@cester.ch 2026-07-30 #1

`ch`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.ch` ⭐
	NS	`b.nic.ch`
	NS	`d.nic.ch`
	NS	`e.nic.ch`
	NS	`f.nic.ch`
	SOA	`a.nic.ch`dns-operation@switch.ch 2026-08-03 #3

Same first word

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DNS History

13 records (5 active, 8 former)

○NSns.hostpoint.ch2015-07-02 → 2017-06-14 · 4 obs

● 2015-07-02 08:09:28
● 2017-06-14 16:34:48
○ 2026-04-03 02:37:42
○ 2026-08-03 00:06:52

●NSns1.nameserver.center2026-04-03 → 2026-08-03 · 3 obs

○ 2017-06-14 16:34:48
● 2026-04-03 02:37:42
● 2026-08-03 00:06:52

○NSns2.hostpoint.ch2015-07-02 → 2017-06-14 · 4 obs

● 2015-07-02 08:09:28
● 2017-06-14 16:34:48
○ 2026-04-03 02:37:42
○ 2026-08-03 00:06:52

●NSns2.nameserver.center2026-04-03 → 2026-08-03 · 3 obs

○ 2017-06-14 16:34:48
● 2026-04-03 02:37:42
● 2026-08-03 00:06:52

○NSns3.hostpoint.ch2015-07-02 → 2017-06-14 · 4 obs

● 2015-07-02 08:09:28
● 2017-06-14 16:34:48
○ 2026-04-03 02:37:42
○ 2026-08-03 00:06:52

○MXcester-ch.mail.protection.outlook.com2026-04-03 → 2026-05-15 · 5 obs

○ 2017-06-14 16:34:48
● 2026-04-03 02:37:42
● 2026-05-15 09:10:46
○ 2026-06-15 05:02:08
○ 2026-08-03 00:06:52

○MXmx.hostedsolution.ch2016-03-20 → 2017-06-14 · 5 obs

○ 2015-12-20 01:05:32
● 2016-03-20 04:15:20
● 2017-06-14 16:34:48
○ 2026-04-03 02:37:42
○ 2026-08-03 00:06:52

●MXmx1.improvmx.com2026-06-15 → 2026-08-03 · 3 obs

○ 2026-05-15 09:10:46
● 2026-06-15 05:02:08
● 2026-08-03 00:06:52

○MXmx1.mail.hostpoint.ch2015-07-02 → 2015-12-20 · 4 obs

● 2015-07-02 08:09:28
● 2015-12-20 01:05:32
○ 2016-03-20 04:15:20
○ 2026-08-03 00:06:52

●MXmx2.improvmx.com2026-06-15 → 2026-08-03 · 3 obs

○ 2026-05-15 09:10:46
● 2026-06-15 05:02:08
● 2026-08-03 00:06:52

○MXmx2.mail.hostpoint.ch2015-07-02 → 2015-12-20 · 4 obs

● 2015-07-02 08:09:28
● 2015-12-20 01:05:32
○ 2016-03-20 04:15:20
○ 2026-08-03 00:06:52

○A217.26.52.512015-07-02 → 2016-05-11 · 4 obs

● 2015-07-02 08:09:28
● 2016-05-11 01:49:18
○ 2017-01-07 09:58:02
○ 2026-08-03 00:06:52

●A78.46.40.202026-04-03 → 2026-08-03 · 3 obs

○ 2017-01-07 09:58:02
● 2026-04-03 02:37:42
● 2026-08-03 00:06:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
cester.ch	ns1.nameserver.center, ns2.nameserver.center	-

✅ Authoritative Response

Server:185.48.229.4

NS records: ns1.nameserver.center, ns2.nameserver.center

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1024ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`78.46.40.20`
NS	2	`ns1.nameserver.center, ns2.nameserver.center`
MX	2	`mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)`
TXT	1	`v=spf1 include:://improvmx.com ~all`
SOA	1	`ns1.nameserver.center hostmaster.cester.`

Analysis

IP Addresses

cester.ch directs to one IP number, which is 78.46.40.20.

Among the host names that share IP numbers with cester.ch are ougeblick.ch, webprofil.ch, tankstille.com and two others.

Name Servers

The NS records for cester.ch delegate to ns1.nameserver.center and ns2.nameserver.center.

cester.ch has the same name server delegation as a number of other domains, such as schule-lauerz.ch, apf-furttal.ch, vipartners.ch and two more.

cester.ch partially shares its NS delegation with several other domains, including prisma-ag.ch, remtrade.ch, haschu.ch and two others.

In DNS configurations, these name servers often share authority with ns1.hoststar.hosting, ns2.hoststar.hosting, ns1.hosting-atprovider.ch and 3 other name servers.

ns1.nameserver.center resolves to 46.4.116.137 and 2a01:4f8:141:1490::2. Likewise, ns2.nameserver.center resolves to 185.48.229.4 and 2a04:b500:0:c3:78df:83ff:fe04:c780 — two IP addresses apiece.

Mail Servers

The MX records for cester.ch point to two mail servers: mx1.improvmx.com and mx2.improvmx.com.

cester.ch has the same mail server arrangement as a number of other domains, for example greatlord.com, adultflow.tv, goltis.com and two more.

The MX records for cester.ch are at least partially shared with other domains, such as joinflyoverflorida.com, jasaallsosmed.co.id, 101enterprises.com and trtracker.com.

Host names resolving to 6 IP numbers:

mx1.improvmx.com maps to 13.37.195.136, 15.236.236.160, 35.181.18.45 and 3 additional IP addresses.

mx2.improvmx.com maps to 13.36.107.63, 13.36.222.39, 15.236.61.92 and 3 additional IP addresses.