t-au.ch - robtex.com

t-au.ch

DNSSEC⚠️ Not signed
NSdns1.ewdns.ch ⭐
A2a00:fb01:100:48:217:71:87:114🇨🇭 EVERYWARE-NET2a00:fb00::/29
PTRdns1.ewdns.ch
A217.71.87.114🇨🇭 EVERYWARE-NET217.71.80.0/20 IP-TECH
PTRdns1.ewdns.ch
NSdns2.ewdns.ch
A2a00:fb01:101:3:212:71:102:42🇨🇭 EVERYWARE-NET2a00:fb00::/29
PTRdns2.ewdns.ch
A212.71.102.42🇨🇭 EVERYWARE-NET212.71.96.0/20
PTRdns2.ewdns.ch
NSdns3.ewdns.ch
A2a01:4f8:200:2233::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRdns3.ewdns.ch
A144.76.154.48🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1
PTRdns3.ewdns.ch
MXtau-ch0c.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
TXTMS=ms60678044
TXTv=spf1 include:spf.protection.outlook.com -all
SOAdns1.ewdns.chhostmaster@t-au.ch serial=1765388309

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 2026-07-04 #25

Same first word

t-au.ch
t-au.com

Similar names

u-ta.ru
au-t.ru
ua-t.com
at-u.net
u-ta.info
a-tu.net
at-u.com
u-at.de
au-t.com
a-tu.pl
a-tu.com
at-u.de
u-at.net
ta-u.com
a-tu.info
ta-u.de
ta-u.ac.jp
au-t.de
a-tu.com.tw
u-ta.com
u-at.blogspot.com
u-at.sakura.ne.jp

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSdns1.ewdns.chdns2.ewdns.chdns3.ewdns.chns1.netzone.chns2.netzone.chns3.netzone.chMXtau-ch0c.mail.protection.outlook.commx.netzone.chA212.243.197.116212.243.197.119212.243.197.29
●NSdns1.ewdns.ch2026-05-21 → 2026-07-04 · 3 obs
○ 2017-09-13 00:42:30
● 2026-05-21 04:40:30
● 2026-07-04 11:03:14
●NSdns2.ewdns.ch2026-05-21 → 2026-07-04 · 3 obs
○ 2017-09-13 00:42:30
● 2026-05-21 04:40:30
● 2026-07-04 11:03:14
●NSdns3.ewdns.ch2026-05-21 → 2026-07-04 · 3 obs
○ 2017-09-13 00:42:30
● 2026-05-21 04:40:30
● 2026-07-04 11:03:14
○NSns1.netzone.ch2015-08-08 → 2017-09-13 · 4 obs
● 2015-08-08 20:26:04
● 2017-09-13 00:42:30
○ 2026-05-21 04:40:30
○ 2026-07-04 11:03:14
○NSns2.netzone.ch2015-08-08 → 2017-09-13 · 4 obs
● 2015-08-08 20:26:04
● 2017-09-13 00:42:30
○ 2026-05-21 04:40:30
○ 2026-07-04 11:03:14
○NSns3.netzone.ch2015-08-08 → 2017-09-13 · 4 obs
● 2015-08-08 20:26:04
● 2017-09-13 00:42:30
○ 2026-05-21 04:40:30
○ 2026-07-04 11:03:14
○MXmx.netzone.ch2015-08-08 → 2017-09-13 · 4 obs
● 2015-08-08 20:26:04
● 2017-09-13 00:42:30
○ 2026-05-21 04:40:30
○ 2026-07-04 11:03:14
●MXtau-ch0c.mail.protection.outlook.com2026-05-21 → 2026-07-04 · 3 obs
○ 2017-09-13 00:42:30
● 2026-05-21 04:40:30
● 2026-07-04 11:03:14
○A212.243.197.1162017-09-11 → 2017-09-13 · 5 obs
○ 2017-05-14 17:25:12
● 2017-09-11 06:39:46
● 2017-09-13 00:42:30
○ 2026-05-21 04:40:30
○ 2026-07-04 11:03:14
○A212.243.197.1192016-10-27 → 2017-05-14 · 5 obs
○ 2016-08-06 16:29:10
● 2016-10-27 15:39:24
● 2017-05-14 17:25:12
○ 2017-09-11 06:39:46
○ 2026-07-04 11:03:14
○A212.243.197.292015-08-08 → 2016-08-06 · 4 obs
● 2015-08-08 20:26:04
● 2016-08-06 16:29:10
○ 2016-10-27 15:39:24
○ 2026-07-04 11:03:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
chb.nic.ch, a.nic.ch, e.nic.ch, d.nic.ch...-
t-au.chdns2.ewdns.ch, dns3.ewdns.ch, dns1.ewdns.ch6 records

✅ Authoritative Response

Server:217.71.87.114

NS records: dns2.ewdns.ch, dns3.ewdns.ch, dns1.ewdns.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for t-au.ch (unsigned zone)

⏱️ Timing

Total: 1516ms | Queries: -

📄 Records

TypeCountSample Data
NS3dns2.ewdns.ch, dns3.ewdns.ch...
MX1tau-ch0c.mail.protection.outlook.com (pr
TXT2v=spf1 include:spf.protection.outlook.co, MS=ms60678044
SOA1dns1.ewdns.ch hostmaster.t-au.ch

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (dns3.ewdns.ch, dns2.ewdns.ch, dns1.ewdns.ch...)

Analysis

Name Servers

t-au.ch is served by three name servers: dns1.ewdns.ch, dns2.ewdns.ch and dns3.ewdns.ch.

There is at least partial name server overlap between t-au.ch and other domains — e-tutor-swissmem.ch, comworld.ch, pfch.ch and two more among them.

The hostnames dns1.ewdns.ch, dns2.ewdns.ch and dns3.ewdns.ch each direct to two IP addresses — dns1.ewdns.ch to 217.71.87.114 and 2a00:fb01:100:48:217:71:87:114, dns2.ewdns.ch to 212.71.102.42 and 2a00:fb01:101:3:212:71:102:42, and dns3.ewdns.ch to 144.76.154.48 and 2a01:4f8:200:2233::2.

Mail Servers

t-au.ch has one mail server: tau-ch0c.mail.protection.outlook.com.

tau-ch0c.mail.protection.outlook.com points to 8 IP numbers: 52.101.185.12, 52.101.185.13, 52.101.185.14 and 5 other.