mail.bdu.ch - robtex.com

mail.bdu.ch

DNSSEC⚠️ Not signed
A2a00:d70:0:b:2002:0:d91a:3db2🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland
PTRsl2084.web.hostpoint.ch
A217.26.61.178🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland
MXbdu-ch.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

bdu.ch

DNSSEC⚠️ Not signed
A2a00:d70:0:b:2002:0:d91a:3db2🇨🇭 HOSTPOINT-AS2a00:d70::/32 Hostpoint AG, Switzerland
A217.26.61.178🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland
NSns2.hostpoint.ch ⭐
NSns.hostpoint.ch
NSns3.hostpoint.ch
MXbdu-ch.mail.protection.outlook.com ⭐
TXTv=spf1 a ip4:144.76.140.134 a:mail.bdu.ch ip4:84.253.53.235 ip4:217.26.61.178...
SOAns.hostpoint.chhostmaster@hostpoint.ch serial=1776902400
WOT: SAFE (62/100)
WOT: SAFE (68/100)

Same first word

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DNS History

15 records (3 active, 12 former)

20162017201820192020202120222023202420252026NSns1.hosttree.chns1.treestones.chns2.hosttree.chns2.treestones.chns3.treestones.chns4.treestones.chMXbdu-ch.mail.protection.outlook.combdu.ch.inbound10.emea.mxlogic.netbdu.ch.inbound10.emea.mxlogicmx.netA217.26.61.1782a00:d70:0:b:2002:0:d91a:3db2144.76.140.13446.232.181.19594.126.23.139CNAMEbdu.ch
○NSns1.hosttree.ch2016-07-18 → 2016-07-18 · 4 obs
○ 2016-03-08 13:02:40
● 2016-07-18 06:36:48
○ 2026-03-01 12:59:40
○ 2026-04-29 12:32:30
○NSns1.treestones.ch2015-12-04 → 2016-03-08 · 4 obs
● 2015-12-04 06:52:54
● 2016-03-08 13:02:40
○ 2016-07-18 06:36:48
○ 2026-04-29 12:32:30
○NSns2.hosttree.ch2016-07-18 → 2016-07-18 · 4 obs
○ 2016-03-08 13:02:40
● 2016-07-18 06:36:48
○ 2026-03-01 12:59:40
○ 2026-04-29 12:32:30
○NSns2.treestones.ch2015-12-04 → 2016-03-08 · 4 obs
● 2015-12-04 06:52:54
● 2016-03-08 13:02:40
○ 2016-07-18 06:36:48
○ 2026-04-29 12:32:30
○NSns3.treestones.ch2016-07-18 → 2016-07-18 · 4 obs
○ 2016-03-08 13:02:40
● 2016-07-18 06:36:48
○ 2026-03-01 12:59:40
○ 2026-04-29 12:32:30
○NSns4.treestones.ch2016-07-18 → 2016-07-18 · 4 obs
○ 2016-03-08 13:02:40
● 2016-07-18 06:36:48
○ 2026-03-01 12:59:40
○ 2026-04-29 12:32:30
●MXbdu-ch.mail.protection.outlook.com2026-03-01 → 2026-04-29 · 3 obs
○ 2016-07-18 06:36:48
● 2026-03-01 12:59:40
● 2026-04-29 12:32:30
○MXbdu.ch.inbound10.emea.mxlogic.net2015-12-04 → 2016-07-18 · 4 obs
● 2015-12-04 06:52:54
● 2016-07-18 06:36:48
○ 2026-03-01 12:59:40
○ 2026-04-29 12:32:30
○MXbdu.ch.inbound10.emea.mxlogicmx.net2015-12-04 → 2016-07-18 · 4 obs
● 2015-12-04 06:52:54
● 2016-07-18 06:36:48
○ 2026-03-01 12:59:40
○ 2026-04-29 12:32:30
○A144.76.140.1342016-07-18 → 2016-07-18 · 4 obs
○ 2016-03-08 13:02:40
● 2016-07-18 06:36:48
○ 2026-03-01 12:59:40
○ 2026-04-29 12:32:30
●A217.26.61.1782026-03-01 → 2026-04-29 · 3 obs
○ 2016-07-18 06:36:48
● 2026-03-01 12:59:40
● 2026-04-29 12:32:30
●A2a00:d70:0:b:2002:0:d91a:3db22026-03-01 → 2026-04-29 · 3 obs
○ 2016-07-18 06:36:48
● 2026-03-01 12:59:40
● 2026-04-29 12:32:30
○A46.232.181.1952015-12-04 → 2016-03-08 · 5 obs
○ 2015-08-05 20:44:20
● 2015-12-04 06:52:54
● 2016-03-08 13:02:40
○ 2016-07-18 06:36:48
○ 2026-04-29 12:32:30
○A94.126.23.1392015-08-05 → 2015-08-05 · 3 obs
● 2015-08-05 20:44:20
○ 2015-12-04 06:52:54
○ 2026-04-29 12:32:30
○CNAMEbdu.ch2015-12-04 → 2016-07-18 · 4 obs
● 2015-12-04 06:52:54
● 2016-07-18 06:36:48
○ 2026-03-01 12:59:40
○ 2026-04-29 12:32:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
chb.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch...-
bdu.chns.hostpoint.ch, ns2.hostpoint.ch, ns3.hostpoint.ch6 records

✅ Authoritative Response

Server:217.26.51.254

NS records: ns.hostpoint.ch, ns2.hostpoint.ch, ns3.hostpoint.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bdu.ch (unsigned zone)

⏱️ Timing

Total: 594ms | Queries: -

📄 Records

TypeCountSample Data
A1217.26.61.178
AAAA12a00:d70:0:b:2002:0:d91a:3db2
MX1bdu-ch.mail.protection.outlook.com (pri:

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns.hostpoint.ch, ns2.hostpoint.ch, ns3.hostpoint.ch...)

Analysis

IP Addresses

mail.bdu.ch has two IP numbers: 2a00:d70:0:b:2002:0:d91a:3db2 and 217.26.61.178.

Other host names, for instance the-tom.com, iberica.ch, herzog-haustechnik.ch, sl2084.web.hostpoint.ch and romeier.ch share IP numbers with mail.bdu.ch.

Mail Servers

A single mail server handles mail.bdu.ch, bdu-ch.mail.protection.outlook.com.

mail.bdu.ch shares the same mail server setup as other domains, for example bdu.ch.

Host bdu-ch.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.