`steffens-ag.ch`

DNSSEC	⚠️ Not signed
A	193.246.38.196^{🇨🇭 SWISSCOM193.246.32.0/20}
NS	`ns.udag.de` ⭐
		A	2001:8d8:fe:53:217:160:80:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns.udag.de`
		A	217.160.80.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns.udag.de`
NS	`ns.udag.net`
		A	2607:f1c0:fe:53:185:132:33:253^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns.udag.net`
		A	185.132.33.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.net`
NS	`ns.udag.org`
		A	2607:f1c0:fe:53:185:132:34:253^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns.udag.org`
		A	185.132.34.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.org`
MX	`steffensag-ch02b.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::1^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
TXT	`MS=ms37013739`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns.udag.de`hostmaster@united-domains.de 2024-03-13 #17

`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 2026-04-04 #40

Subdomains

www.steffens-ag.ch

Same first word

steffens-ag.ch

DNS History

11 records (5 active, 6 former)

○NSns.hostcenter.com2015-06-26 → 2020-03-11 · 4 obs

● 2015-06-26 06:18:08
● 2020-03-11 20:26:00
○ 2026-02-21 00:19:32
○ 2026-04-04 18:50:36

●NSns.udag.de2026-02-21 → 2026-04-04 · 3 obs

○ 2020-03-11 20:26:00
● 2026-02-21 00:19:32
● 2026-04-04 18:50:36

●NSns.udag.net2026-02-21 → 2026-04-04 · 3 obs

○ 2020-03-11 20:26:00
● 2026-02-21 00:19:32
● 2026-04-04 18:50:36

●NSns.udag.org2026-02-21 → 2026-04-04 · 3 obs

○ 2020-03-11 20:26:00
● 2026-02-21 00:19:32
● 2026-04-04 18:50:36

○NSns2.hostcenter.com2015-06-26 → 2020-03-11 · 4 obs

● 2015-06-26 06:18:08
● 2020-03-11 20:26:00
○ 2026-02-21 00:19:32
○ 2026-04-04 18:50:36

○NSns3.hostcenter.com2020-03-11 → 2020-03-11 · 4 obs

○ 2015-06-26 06:18:08
● 2020-03-11 20:26:00
○ 2026-02-21 00:19:32
○ 2026-04-04 18:50:36

○MXrelay.myswissservice.ch2015-06-26 → 2015-06-26 · 3 obs

● 2015-06-26 06:18:08
○ 2015-11-22 15:51:48
○ 2026-04-04 18:50:36

●MXsteffensag-ch02b.mail.protection.outlook.com2015-11-22 → 2026-04-04 · 3 obs

○ 2015-06-26 06:18:08
● 2015-11-22 15:51:48
● 2026-04-04 18:50:36

●A193.246.38.1962026-02-21 → 2026-04-04 · 3 obs

○ 2020-03-11 20:26:00
● 2026-02-21 00:19:32
● 2026-04-04 18:50:36

○A87.237.121.1472015-06-26 → 2017-02-09 · 4 obs

● 2015-06-26 06:18:08
● 2017-02-09 07:14:40
○ 2020-03-11 20:26:00
○ 2026-04-04 18:50:36

○A94.126.22.2152020-03-11 → 2020-03-11 · 4 obs

○ 2017-02-09 07:14:40
● 2020-03-11 20:26:00
○ 2026-02-21 00:19:32
○ 2026-04-04 18:50:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
steffens-ag.ch	ns.udag.de, ns.udag.net, ns.udag.org	-

✅ Authoritative Response

Server:217.160.80.253

NS records: ns.udag.de, ns.udag.net, ns.udag.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for steffens-ag.ch (unsigned zone)

⏱️ Timing

Total: 851ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.246.38.196`
NS	3	`ns.udag.org, ns.udag.de...`
MX	1	`steffensag-ch02b.mail.protection.outlook`
TXT	2	`MS=ms37013739, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns.udag.de hostmaster.united-domains.de`

Analysis

Hierarchy

The parent of www.steffens-ag.ch is steffens-ag.ch.

IP Addresses

steffens-ag.ch points to a single IP address: 193.246.38.196.

Other host names such as linsiag.ch, molia.ch, buis.ch, wrcrewing.com and tourass.ch share IPs with steffens-ag.ch.

Name Servers

steffens-ag.ch is delegated to three name servers: ns.udag.de, ns.udag.net and ns.udag.org.

steffens-ag.ch at least partially shares name servers with other domains, for example goldankauf-freising.de, bancon.in, orgafon.com, botament.nl and crgis.de.