`anaesthesia.ch`

DNSSEC	⚠️ Not signed
NS	`its-ns3.its.unibas.ch` ⭐
		A	131.152.1.40^{🇨🇭 Switch131.152.0.0/16 UNIBAS}
			PTR	`its-ns3.its.unibas.ch`
NS	`ns1-ext.unibas.ch`
		A	131.152.227.92^{🇨🇭 Switch131.152.0.0/16 UNIBAS}
			PTR	`ns1-ext.unibas.ch`
			PTR	`ns1-ext.its.unibas.ch`
NS	`ns2-ext.unibas.ch`
		A	131.152.227.93^{🇨🇭 Switch131.152.0.0/16 UNIBAS}
			PTR	`ns2-ext.unibas.ch`
			PTR	`ns2-ext.its.unibas.ch`
SOA	`its-ns3.its.unibas.ch`noc@unibas.ch 2021-05-09 #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 2026-07-10 #23

Same first word

DNS History

4 records (3 active, 1 former)

●NSits-ns3.its.unibas.ch2026-07-09 → 2026-07-10 · 3 obs

○ 2026-04-06 00:18:52
● 2026-07-09 01:36:10
● 2026-07-10 10:18:50

●NSns1-ext.unibas.ch2015-05-19 → 2026-07-10 · 2 obs

● 2015-05-19 05:42:18
● 2026-07-10 10:18:50

●NSns2-ext.unibas.ch2015-05-19 → 2026-07-10 · 2 obs

● 2015-05-19 05:42:18
● 2026-07-10 10:18:50

○NSns3-service.urz.unibas.ch2015-05-19 → 2026-04-06 · 4 obs

● 2015-05-19 05:42:18
● 2026-04-06 00:18:52
○ 2026-07-09 01:36:10
○ 2026-07-10 10:18:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
anaesthesia.ch	ns1-ext.unibas.ch, ns2-ext.unibas.ch	2 records

✅ Authoritative Response

Server:131.152.227.93

NS records: ns1-ext.unibas.ch, ns2-ext.unibas.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for anaesthesia.ch (unsigned zone)

⏱️ Timing

Total: 650ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2-ext.unibas.ch, ns1-ext.unibas.ch`
SOA	1	`its-ns3.its.unibas.ch noc.unibas.ch`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-ext.unibas.ch, ns2-ext.unibas.ch)

Analysis

Name Servers

anaesthesia.ch carries NS records delegating to ns1-ext.unibas.ch, ns2-ext.unibas.ch and its-ns3.its.unibas.ch.

There is at least partial name server overlap between anaesthesia.ch and other domains — dhlab.unibas.ch, ostrowski.ch, ifi.unibas.ch and two more among them.

These name servers frequently co-occur with the name servers ns3-service.urz.unibas.ch and scsnms.switch.ch.

ns1-ext.unibas.ch points to 131.152.227.92; ns2-ext.unibas.ch points to 131.152.227.93; its-ns3.its.unibas.ch points to 131.152.1.40 — each hostname maps to exactly one IP address.

anaesthesia.ch - robtex.com

anaesthesia.ch

ch