`ryseroptik2.avensys.ch`

DNSSEC	⚠️ Not signed
A	91.213.194.21^{🇨🇭 LITECOM91.213.194.0/24}
		PTR	`mailcare.avensys.ch`

`avensys.ch`

	DNSSEC	⚠️ Not signed
	A	217.26.52.35^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
	NS	`ns1.worldwidedns.net` ⭐
	NS	`dns41.cloudns.net`
	NS	`dns42.cloudns.net`
	NS	`dns43.cloudns.net`
	NS	`dns44.cloudns.net`
	NS	`ns2.worldwidedns.net`
	NS	`ns3.worldwidedns.net`
	MX	`it-s-ch.gate.seppmail.cloud` ⭐
	TXT	`ms-domain-verification=7eb1f37d-eb93-4a89-a695-31bbd625e3d6`
	TXT	`v=spf1 a mx ip4:91.213.194.21 include:spf.protection.outlook.com include:_spf...`
	TXT	`MS=ms51701648`
	SOA	`ns1.worldwidedns.net`info@avensys.ch 2026-04-24 #5

DNS History

1 record (1 active, 0 former)

●A91.213.194.212017-01-27 → 2026-04-24 · 2 obs

● 2017-01-27 02:10:06
● 2026-04-24 14:28:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
avensys.ch	ns1.worldwidedns.net, ns2.worldwidedns.net, ns3.worldwidedns.net, dns41.cloudns.net...	-

✅ Authoritative Response

Server:185.136.97.200

NS records: ns1.worldwidedns.net, ns2.worldwidedns.net, ns3.worldwidedns.net, dns41.cloudns.net, dns42.cloudns.net, dns43.cloudns.net, dns44.cloudns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for avensys.ch (unsigned zone)

⏱️ Timing

Total: 384ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.213.194.21`

Analysis

IP Addresses

ryseroptik2.avensys.ch resolves to one IP number: 91.213.194.21.

other host names including gplag2.avensys.ch, baldegger1.avensys.ch, werbungkeller1.avensys.ch, reofin2.avensys.ch and gmeiner2.avensys.ch share IP numbers with ryseroptik2.avensys.ch.

ryseroptik2.avensys.ch - robtex.com

ryseroptik2.avensys.ch

avensys.ch