zero1.ch - dns.ninja

`zero1.ch`

DNSSEC	⚠️ Not signed
A	80.74.140.143^{🇨🇭 ASN-METANET80.74.128.0/20 METANET AG, Switzerland}
		PTR	`kosmos.metanet.ch`
NS	`ns1.kosmos.metanet.ch` ⭐
		A	2a00:1128:1:1::140:143^{🇨🇭 ASN-METANET2a00:1128::/32 METANET AG, Switzerland IPv6 Allocation}
			PTR	`kosmos.metanet.ch`
		A	80.74.140.143^{🇨🇭 ASN-METANET80.74.128.0/20 METANET AG, Switzerland}
			PTR	`kosmos.metanet.ch`
NS	`ns2.kosmos.metanet.ch`
		A	2a00:1128:0:201:1::63^{🇨🇭 ASN-METANET2a00:1128::/32 METANET AG, Switzerland IPv6 Allocation}
		A	46.231.201.63^{🇨🇭 ASN-METANET46.231.200.0/21 METANET AG, Switzerland}
MX	`mail.zero1.ch` ⭐
		A	80.74.140.143^{🇨🇭 ASN-METANET80.74.128.0/20 METANET AG, Switzerland}
			PTR	`kosmos.metanet.ch`
TXT	`v=spf1 include:_spf.sui-inter.net +mx +a ~all`
SOA	`ns1.kosmos.metanet.ch`martin\@wipfli.zero1.ch 2025-06-04 #4

`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 2026-07-18 #5

Subdomains

mail.zero1.ch

phi.zero1.ch

Same first word

zero1.co.jp

zero1.co.za

zero1.vegas

zero1.io

zero1.al

zero1.herokuapp.com

zero1.com.br

zero1.it

zero1.online

zero1.com.hk

zero1.ne.jp

zero1.gr

zero1.co

zero1.ca

zero1.us

zero1.cash

zero1.com.au

zero1.sg

zero1.ch

zero1.org

zero1.solutions

zero1.net

zero1.ovh

zero1.co.uk

zero1.de

zero1.im

zero1.zone

zero1.es

zero1.fr

zero1.com

Similar names

1zero.eu

1zero.tech

1zero.biz

1zero.info

1zero.cn

1zero.com

1zero.ai

1zero.hu

1zero.nl

DNS History

10 records (4 active, 6 former)

○NSns.ch-inter.net2009-01-12 → 2017-04-05 · 4 obs

● 2009-01-12 08:52:34
● 2017-04-05 06:42:24
○ 2020-03-31 14:50:20
○ 2026-07-18 01:12:32

○NSns.ch-meta.net2015-05-13 → 2017-04-05 · 5 obs

○ 2009-01-12 08:52:34
● 2015-05-13 21:30:34
● 2017-04-05 06:42:24
○ 2020-03-31 14:50:20
○ 2026-07-18 01:12:32

●NSns1.kosmos.metanet.ch2020-03-31 → 2026-07-18 · 3 obs

○ 2017-04-05 06:42:24
● 2020-03-31 14:50:20
● 2026-07-18 01:12:32

○NSns2.ch-inter.net2009-01-12 → 2009-01-12 · 3 obs

● 2009-01-12 08:52:34
○ 2015-05-13 21:30:34
○ 2026-07-18 01:12:32

○NSns2.ch-meta.net2015-05-13 → 2017-04-05 · 5 obs

○ 2009-01-12 08:52:34
● 2015-05-13 21:30:34
● 2017-04-05 06:42:24
○ 2020-03-31 14:50:20
○ 2026-07-18 01:12:32

●NSns2.kosmos.metanet.ch2020-03-31 → 2026-07-18 · 3 obs

○ 2017-04-05 06:42:24
● 2020-03-31 14:50:20
● 2026-07-18 01:12:32

○NSns3.ch-meta.net2015-05-13 → 2017-04-05 · 5 obs

○ 2009-01-12 08:52:34
● 2015-05-13 21:30:34
● 2017-04-05 06:42:24
○ 2020-03-31 14:50:20
○ 2026-07-18 01:12:32

●MXmail.zero1.ch2009-01-12 → 2026-07-18 · 2 obs

● 2009-01-12 08:52:34
● 2026-07-18 01:12:32

●A80.74.140.1432015-05-13 → 2026-07-18 · 3 obs

○ 2009-01-12 08:52:34
● 2015-05-13 21:30:34
● 2026-07-18 01:12:32

○A80.74.155.802009-01-12 → 2009-01-12 · 3 obs

● 2009-01-12 08:52:34
○ 2015-05-13 21:30:34
○ 2026-07-18 01:12:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
zero1.ch	ns2.kosmos.metanet.ch, ns1.kosmos.metanet.ch	-

✅ Authoritative Response

Server:46.231.201.63

NS records: ns2.kosmos.metanet.ch, ns1.kosmos.metanet.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zero1.ch (unsigned zone)

⏱️ Timing

Total: 1202ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.74.140.143`
NS	2	`ns1.kosmos.metanet.ch, ns2.kosmos.metanet.ch`
MX	1	`mail.zero1.ch (pri: 10)`
TXT	1	`v=spf1 include:_spf.sui-inter.net +mx +a`
SOA	1	`ns1.kosmos.metanet.ch martin\.wipfli.zer`

Analysis

Hierarchy

The parent domain of mail.zero1.ch and phi.zero1.ch is zero1.ch.

IP Addresses

zero1.ch directs to one IP number, which is 80.74.140.143.

Among the host names that share IP numbers with zero1.ch are mail.teen.ch, mail.lea-maria.com, mail.ete.email and two others.

Name Servers

DNS delegation for zero1.ch points to two name servers: ns1.kosmos.metanet.ch and ns2.kosmos.metanet.ch.

zero1.ch has the same name server delegation as a number of other domains, such as pilatusmarkt.ch, stazione.ch, krizouk.ch and two more.

zero1.ch has partial name server overlap with other domains, including manolo.ch.

ns1.kosmos.metanet.ch directs to 80.74.140.143 and 2a00:1128:1:1::140:143. ns2.kosmos.metanet.ch directs to 46.231.201.63 and 2a00:1128:0:201:1::63. Each host name carries two IP addresses.

Mail Servers

zero1.ch routes its mail through a single mail server, mail.zero1.ch.

mail.zero1.ch has exactly one IP number: 80.74.140.143.