`managed-maintenance.ch`

DNSSEC	⚠️ Not signed
A	20.82.31.248^{🇳🇱 Microsoft20.64.0.0/10}
NS	`ns1-eu.123ns.eu` ⭐
		A	2001:8d8:1801:71::1^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		A	82.165.64.26^{🇩🇪 IONOS-AS82.165.0.0/16 IONOS-PA-4}
NS	`ns2-eu.123ns.de`
		A	2a01:4f8:171:1c61::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns2-eu.123ns.eu`
		A	136.243.153.243^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`ns2-eu.123ns.eu`
NS	`ns3-eu.123ns.eu`
		A	81.92.4.138^{🇩🇪 TAL-DE81.92.0.0/20 TAL.DE Klaus Internet Service GmbH}
			PTR	`ns3-eu.123ns.eu`
NS	`ns4-eu.123ns.de`
		A	2a01:239:0:c9::1^{🇩🇪 IONOS-AS2a01:239::/32 IONOS SE ber.de}
			PTR	`ns4-eu.123ns.eu`
		A	85.215.121.239^{🇩🇪 IONOS-AS85.215.96.0/19 IONOS SE ber.de}
			PTR	`ns4-eu.123ns.eu`
SOA	`ns1-eu.123ns.eu`hostmaster@123ns.eu 2022-08-31 #11

`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 2026-03-15 #15

Same first word

managed-maintenance.org

managed-maintenance.ch

DNS History

6 records (5 active, 1 former)

●NSns1-eu.123ns.eu2015-08-04 → 2026-03-23 · 2 obs

● 2015-08-04 10:59:12
● 2026-03-23 23:38:04

●NSns2-eu.123ns.de2015-08-04 → 2026-03-23 · 2 obs

● 2015-08-04 10:59:12
● 2026-03-23 23:38:04

●NSns3-eu.123ns.eu2015-08-04 → 2026-03-23 · 2 obs

● 2015-08-04 10:59:12
● 2026-03-23 23:38:04

●NSns4-eu.123ns.de2015-08-04 → 2026-03-23 · 2 obs

● 2015-08-04 10:59:12
● 2026-03-23 23:38:04

●A20.82.31.2482026-02-28 → 2026-03-23 · 3 obs

○ 2020-02-16 03:40:38
● 2026-02-28 17:35:42
● 2026-03-23 23:38:04

○A80.70.173.1422015-08-04 → 2020-02-16 · 4 obs

● 2015-08-04 10:59:12
● 2020-02-16 03:40:38
○ 2026-02-28 17:35:42
○ 2026-03-23 23:38:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
managed-maintenance.ch	ns3-eu.123ns.eu, ns4-eu.123ns.de, ns1-eu.123ns.eu, ns2-eu.123ns.de	-

✅ Authoritative Response

Server:136.243.153.243

NS records: ns3-eu.123ns.eu, ns4-eu.123ns.de, ns1-eu.123ns.eu, ns2-eu.123ns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for managed-maintenance.ch (unsigned zone)

⏱️ Timing

Total: 1129ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.82.31.248`
NS	4	`ns1-eu.123ns.eu, ns4-eu.123ns.de...`
SOA	1	`ns1-eu.123ns.eu hostmaster.123ns.eu`

Analysis

IP Addresses

managed-maintenance.ch points to a single IP: 20.82.31.248.

Other host names, for instance scenic.biz, salesgroup.fujitsu.com, ca.fujitsu.com, managed-maintenance.org and www.fujitsu.com.au share IP numbers with managed-maintenance.ch.

Name Servers

managed-maintenance.ch's delegation is handled by four name servers: ns2-eu.123ns.de, ns4-eu.123ns.de, ns1-eu.123ns.eu and ns3-eu.123ns.eu.

managed-maintenance.ch partially shares name servers with other domains; examples include mydpd.com, messer.at, tecxus.nl, schueco.sk and adeccogroup.eu.

These name servers commonly accompany dns1.lkw-walter.com, ns1-asia.123ns.de, ns1-us.123ns.eu and ns.iml.fhg.de.

Host names with two IP numbers: ns2-eu.123ns.de points to 2a01:4f8:171:1c61::2 and 136.243.153.243; ns4-eu.123ns.de points to 2a01:239:0:c9::1 and 85.215.121.239; ns1-eu.123ns.eu points to 2001:8d8:1801:71::1 and 82.165.64.26. Host names with one IP number: ns3-eu.123ns.eu points to 81.92.4.138.

managed-maintenance.ch - robtex.com