dualsystems.com - robtex.com

dualsystems.com

DNSSEC⚠️ Not signed
A2a01:ab20:0:4::60🇨🇭 CYON2a01:ab20::/32
PTRs051.cyon.net
A149.126.4.60🇨🇭 CYON149.126.0.0/21 cyon GmbH
NSns1.cyon.ch ⭐
A2a01:ab20:0:185::2🇨🇭 CYON2a01:ab20::/32
A185.174.216.2🇨🇭 CYON185.174.216.0/22
PTRns1.cyon.ch
NSns2.cyon.ch
A2001:67c:234::2🇨🇭 CYON2001:67c:234::/48 cyon GmbH
A91.206.24.2🇨🇭 CYON91.206.24.0/23 Cyon GmbH
PTRns2.cyon.ch
MXdualsystems-com.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=ms70029198
TXTv=spf1 include:spf.protection.outlook.com include:spf.protection.cyon.net -all
SOAns1.cyon.chserver@cyon.ch 2024-05-18 #3

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776040182
WOT: SAFE (61/100)

Subdomains

mail.dualsystems.com

Same first word

dualsystems.com
dualsystems.ch

DNS History

12 records (5 active, 7 former)

200920112013201520172019202120232025NSns1.cyon.chns2.cyon.chns1.wuk-server.comns2.wuk-server.comns3.wuk-server.coms1.wuk-server.comMXdualsystems-com.mail.protection.outlook.commail.dualsystems.comspamwall.dualsystems.comA149.126.4.602a01:ab20:0:4::6080.74.158.46
●NSns1.cyon.ch2026-02-18 → 2026-04-13 · 3 obs
○ 2017-04-01 05:29:18
● 2026-02-18 11:58:54
● 2026-04-13 00:32:38
○NSns1.wuk-server.com2015-04-11 → 2017-04-01 · 5 obs
○ 2008-03-20 15:19:14
● 2015-04-11 10:00:38
● 2017-04-01 05:29:18
○ 2026-02-18 11:58:54
○ 2026-04-13 00:32:38
●NSns2.cyon.ch2026-02-18 → 2026-04-13 · 3 obs
○ 2017-04-01 05:29:18
● 2026-02-18 11:58:54
● 2026-04-13 00:32:38
○NSns2.wuk-server.com2015-04-11 → 2017-04-01 · 5 obs
○ 2008-03-20 15:19:14
● 2015-04-11 10:00:38
● 2017-04-01 05:29:18
○ 2026-02-18 11:58:54
○ 2026-04-13 00:32:38
○NSns3.wuk-server.com2015-04-11 → 2017-04-01 · 5 obs
○ 2008-03-20 15:19:14
● 2015-04-11 10:00:38
● 2017-04-01 05:29:18
○ 2026-02-18 11:58:54
○ 2026-04-13 00:32:38
○NSs1.wuk-server.com2015-04-11 → 2017-04-01 · 5 obs
○ 2008-03-20 15:19:14
● 2015-04-11 10:00:38
● 2017-04-01 05:29:18
○ 2026-02-18 11:58:54
○ 2026-04-13 00:32:38
●MXdualsystems-com.mail.protection.outlook.com2026-02-18 → 2026-04-13 · 5 obs
○ 2017-04-01 05:29:18
● 2026-02-18 11:58:54
● 2026-03-30 06:52:20
○ 2026-04-05 02:27:06
● 2026-04-13 00:32:38
○MXmail.dualsystems.com2015-04-11 → 2017-04-01 · 5 obs
○ 2008-03-20 15:19:14
● 2015-04-11 10:00:38
● 2017-04-01 05:29:18
○ 2026-02-18 11:58:54
○ 2026-04-13 00:32:38
○MXspamwall.dualsystems.com2015-04-11 → 2017-04-01 · 5 obs
○ 2008-03-20 15:19:14
● 2015-04-11 10:00:38
● 2017-04-01 05:29:18
○ 2026-02-18 11:58:54
○ 2026-04-13 00:32:38
●A149.126.4.602026-02-18 → 2026-04-13 · 5 obs
○ 2017-04-01 05:29:18
● 2026-02-18 11:58:54
● 2026-03-30 06:52:20
○ 2026-04-05 02:27:06
● 2026-04-13 00:32:38
●A2a01:ab20:0:4::602026-02-18 → 2026-04-13 · 5 obs
○ 2017-04-01 05:29:18
● 2026-02-18 11:58:54
● 2026-03-30 06:52:20
○ 2026-04-05 02:27:06
● 2026-04-13 00:32:38
○A80.74.158.462015-04-11 → 2017-04-01 · 5 obs
○ 2008-03-20 15:19:14
● 2015-04-11 10:00:38
● 2017-04-01 05:29:18
○ 2026-02-18 11:58:54
○ 2026-04-13 00:32:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net...-
dualsystems.comns1.cyon.ch, ns2.cyon.ch-

✅ Authoritative Response

Server:91.206.24.2

NS records: ns1.cyon.ch, ns2.cyon.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dualsystems.com (unsigned zone)

⏱️ Timing

Total: 899ms | Queries: -

📄 Records

TypeCountSample Data
A1149.126.4.60
AAAA12a01:ab20:0:4::60
NS2ns2.cyon.ch, ns1.cyon.ch
MX1dualsystems-com.mail.protection.outlook.
TXT2MS=ms70029198, v=spf1 include:spf.protection.outlook.co
SOA1ns1.cyon.ch server.cyon.ch

Analysis

Hierarchy

dualsystems.com is a parent of mail.dualsystems.com.

IP Addresses

dualsystems.com points to two IP numbers: 2a01:ab20:0:4::60 and 149.126.4.60.

Other host names, for instance energieintensive.ch, caravan-gianella.ch, mail.mrcsg.ch, mattstark.ch and mail.matematica.ch share IP numbers with dualsystems.com.

Name Servers

Delegation for dualsystems.com rests with two name servers, ns1.cyon.ch and ns2.cyon.ch.

dualsystems.com shares the same name server setup as other domains, including tantradisco.ch, ooku.org, lukasackermann.ch, photoloft.ch and riposa-swiss-sleep.com.

Host names with two IP numbers: ns1.cyon.ch points to 2a01:ab20:0:185::2 and 185.174.216.2; ns2.cyon.ch points to 2001:67c:234::2 and 91.206.24.2.

Mail Servers

dualsystems.com is handled by a single mail server, dualsystems-com.mail.protection.outlook.com.

dualsystems-com.mail.protection.outlook.com resolves to eight IP addresses: 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.