zf-immo.ch - robtex.com

zf-immo.ch

DNSSEC⚠️ Not signed
A143.244.204.153🇩🇪 DIGITALOCEAN143.244.204.0/22 DigitalOcean
NSdns1.in4u.ch
A185.128.173.151🇨🇭 AS-NETRICS185.128.172.0/22 netrics AG, Switzerland
PTRdns1.in4u.ch
NSdns3.in4u.ch
A62.2.176.159🇨🇭 SUNRISE62.2.128.0/17 CH-SUNRISE sunrise / ex_UPC
NSns1.ip-plus.net ⚠️ Not in zone NS records
A194.209.158.67🇨🇭 SWISSCOM194.209.0.0/16 Swisscom IP-Plus UBN-CH-AGGR.2
PTRv4ipp011.ansp.bluewin.org
MXzfimmo-ch0e.mail.protection.outlook.com ⭐
A2a01:111:f403:ca3c::🇨🇭 Microsoft2a01:111:f000::/36
PTRmail-zrap278cu00300.inbound.protection.outlook.com
A2a01:111:f403:ca3c::1🇨🇭 Microsoft2a01:111:f000::/36
PTRmail-zrzp278cu00201.inbound.protection.outlook.com
A2a01:111:f403:ca3c::2🇨🇭 Microsoft2a01:111:f000::/36
PTRmail-zr1p278cu00202.inbound.protection.outlook.com
A2a01:111:f403:ca3e::1🇨🇭 Microsoft2a01:111:f000::/36
PTRmail-gvap278cu00301.inbound.protection.outlook.com
A52.101.185.12🇨🇭 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-zrap278cu00304.inbound.protection.outlook.com
A52.101.185.13🇨🇭 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-zrzp278cu00205.inbound.protection.outlook.com
A52.101.185.14🇨🇭 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-zr1p278cu00206.inbound.protection.outlook.com
A52.101.187.1🇨🇭 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-gvap278cu00301.inbound.protection.outlook.com
TXTswisssign-check=L6ZP9T1_wtadEmb5AVKDxVH365I
TXTQuoVadis=b0cebf3f-846d-460e-80ab-167a5f33ebbc
TXTMS=ms56699904
TXTv=spf1 a mx include:spf.mail.netrics.ch include:spf.mailjet.com include:spf.p...

ch

DNSSEC🔒 Signed (DS record present)
NSa.nic.ch ⭐
NSb.nic.ch
NSd.nic.ch
NSe.nic.ch
NSf.nic.ch
SOAa.nic.chdns-operation@switch.ch 2026-04-26 #24

Subdomains

mgw1.zf-immo.ch
www.zf-immo.ch

Same first word

zf-immo.ch

DNS History

13 records (5 active, 8 former)

20162017201820192020202120222023202420252026NSdns1.in4u.chdns3.in4u.chns1.ip-plus.netdns1.sunrise.chns1.sunrise.chns2.sunrise.chns3.sunrise.chns4.sunrise.chMXzfimmo-ch0e.mail.protection.outlook.commail.zf-immo.chmail2.zf-immo.chmgw1.zf-immo.chA143.244.204.153
●NSdns1.in4u.ch2016-01-25 → 2026-04-26 · 3 obs
○ 2015-11-03 04:28:02
● 2016-01-25 05:27:28
● 2026-04-26 10:41:54
○NSdns1.sunrise.ch2015-06-30 → 2015-11-03 · 4 obs
● 2015-06-30 08:08:02
● 2015-11-03 04:28:02
○ 2016-01-25 05:27:28
○ 2026-04-26 10:41:54
●NSdns3.in4u.ch2016-01-25 → 2026-04-26 · 3 obs
○ 2015-11-03 04:28:02
● 2016-01-25 05:27:28
● 2026-04-26 10:41:54
●NSns1.ip-plus.net2016-01-25 → 2026-04-26 · 3 obs
○ 2015-11-03 04:28:02
● 2016-01-25 05:27:28
● 2026-04-26 10:41:54
○NSns1.sunrise.ch2015-06-30 → 2015-11-03 · 4 obs
● 2015-06-30 08:08:02
● 2015-11-03 04:28:02
○ 2016-01-25 05:27:28
○ 2026-04-26 10:41:54
○NSns2.sunrise.ch2015-06-30 → 2015-11-03 · 4 obs
● 2015-06-30 08:08:02
● 2015-11-03 04:28:02
○ 2016-01-25 05:27:28
○ 2026-04-26 10:41:54
○NSns3.sunrise.ch2015-06-30 → 2015-11-03 · 4 obs
● 2015-06-30 08:08:02
● 2015-11-03 04:28:02
○ 2016-01-25 05:27:28
○ 2026-04-26 10:41:54
○NSns4.sunrise.ch2015-06-30 → 2015-11-03 · 4 obs
● 2015-06-30 08:08:02
● 2015-11-03 04:28:02
○ 2016-01-25 05:27:28
○ 2026-04-26 10:41:54
○MXmail.zf-immo.ch2015-06-30 → 2015-11-03 · 4 obs
● 2015-06-30 08:08:02
● 2015-11-03 04:28:02
○ 2016-01-25 05:27:28
○ 2026-04-26 10:41:54
○MXmail2.zf-immo.ch2015-06-30 → 2015-11-03 · 4 obs
● 2015-06-30 08:08:02
● 2015-11-03 04:28:02
○ 2016-01-25 05:27:28
○ 2026-04-26 10:41:54
○MXmgw1.zf-immo.ch2016-01-25 → 2016-04-08 · 5 obs
○ 2015-11-03 04:28:02
● 2016-01-25 05:27:28
● 2016-04-08 04:34:08
○ 2026-04-07 21:39:46
○ 2026-04-26 10:41:54
●MXzfimmo-ch0e.mail.protection.outlook.com2026-04-07 → 2026-04-26 · 21 obs
○ 2016-04-08 04:34:08
● 2026-04-07 21:39:46
● 2026-04-09 01:47:02
○ 2026-04-10 02:08:06
○ 2026-04-11 02:06:22
● 2026-04-12 02:06:58
● 2026-04-14 02:07:12
○ 2026-04-15 02:07:12
● 2026-04-16 02:11:48
● 2026-04-17 02:06:26
○ 2026-04-18 02:08:24
○ 2026-04-19 06:52:02
● 2026-04-20 02:07:08
○ 2026-04-21 10:16:48
● 2026-04-22 02:08:26
● 2026-04-23 02:10:00
○ 2026-04-23 13:28:48
● 2026-04-24 02:08:00
○ 2026-04-25 02:07:08
● 2026-04-26 02:08:32
● 2026-04-26 10:41:54
●A143.244.204.1532026-04-09 → 2026-04-26 · 14 obs
● 2026-04-09 01:47:02
● 2026-04-11 01:08:48
○ 2026-04-11 02:06:22
○ 2026-04-12 02:06:58
● 2026-04-13 02:07:50
● 2026-04-20 02:07:08
○ 2026-04-21 10:16:48
○ 2026-04-23 02:10:00
● 2026-04-23 13:28:48
● 2026-04-24 02:08:00
○ 2026-04-25 02:07:08
○ 2026-04-26 02:08:32
● 2026-04-26 10:41:52
● 2026-04-26 10:41:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
chf.nic.ch, a.nic.ch, d.nic.ch, b.nic.ch...-
zf-immo.chns1.ip-plus.net, dns3.in4u.ch, dns1.in4u.ch2 records

✅ Authoritative Response

Server:185.128.173.151

NS records: ns1.ip-plus.net, dns3.in4u.ch, dns1.in4u.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zf-immo.ch (unsigned zone)

⏱️ Timing

Total: 1120ms | Queries: -

📄 Records

TypeCountSample Data
A1143.244.204.153
NS2dns3.in4u.ch, dns1.in4u.ch
MX1zfimmo-ch0e.mail.protection.outlook.com
SOA1dns1.in4u.ch webmaster.in4u.ch

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns3.in4u.ch, dns1.in4u.ch)

Analysis

Hierarchy

zf-immo.ch is a parent of mgw1.zf-immo.ch and www.zf-immo.ch.

IP Addresses

zf-immo.ch resolves to one IP number: 143.244.204.153.

Other host names, for instance nucan.de, www.zf-immo.ch, nucan.ch, arrating.ch and nucan.com share IP numbers with zf-immo.ch.

Name Servers

zf-immo.ch is delegated to three name servers: dns1.in4u.ch, dns3.in4u.ch and ns1.ip-plus.net.

zf-immo.ch at least partially shares name servers with other domains, including 128.65.195.in-addr.arpa, swiss-gsm.net, acr-intern.ch, pressehaus.ch and sotax.co.uk.

These name servers are often used with ns2.ip-plus.net and ns1.coop.ch.

Host names with a single IP:

dns1.in4u.ch points to 185.128.173.151; dns3.in4u.ch points to 62.2.176.159; ns1.ip-plus.net points to 194.209.158.67.

Mail Servers

A single mail server handles zf-immo.ch, zfimmo-ch0e.mail.protection.outlook.com.

Host zfimmo-ch0e.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:ca3c::, 2a01:111:f403:ca3c::1, 2a01:111:f403:ca3c::2, 2a01:111:f403:ca3e::1, 52.101.185.12, 52.101.185.13, 52.101.185.14 and 52.101.187.1.