sdgroup-plc.net - robtex.com

sdgroup-plc.net

DNSSEC⚠️ Not signed
NSns1.websupport.cz ⭐
A2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32
PTRns1.websupport.eu
A45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24
PTRns1.websupport.eu
NSns2.websupport.cz
A2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48
PTRns2.websupport.eu
A185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24
PTRns2.websupport.eu
NSns3.websupport.eu
A2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32
PTRns3.websupport.eu
A45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24
PTRns3.websupport.eu
MXsdgroupplc-net01i.mail.protection.outlook.com ⭐
A2a01:111:f403:ca0b::🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-lo2p265cu02300.inbound.protection.outlook.com
A2a01:111:f403:ca0b::1🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-lo3p265cu00301.inbound.protection.outlook.com
A2a01:111:f403:ca1a::🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-cwxp265cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca1a::1🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-cwxp265cu00601.inbound.protection.outlook.com
A52.101.89.0🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-lo2p265cu02300.inbound.protection.outlook.com
A52.101.89.1🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-lo0p265cu00201.inbound.protection.outlook.com
A52.101.89.2🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-lo3p265cu00302.inbound.protection.outlook.com
A52.101.99.0🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cwxp265cu00600.inbound.protection.outlook.com
MXmail1.sdgroup-plc.net(5)
A195.171.193.3🇬🇧 BT-UK-AS195.171.0.0/16 BTnet
MXmail.sdgroup-plc.net(10)
A217.33.25.34🇬🇧 BT-UK-AS217.32.0.0/12 BT Public Internet Service
PTRgatekeeper.urbanhurst.co.uk
TXTMS=ms74007117
SOAns1.websupport.czadmin@websupport.cz serial=1770283067

net

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=1777333501

Subdomains

mail.sdgroup-plc.net
mail1.sdgroup-plc.net

Same first word

sdgroup-plc.net

DNS History

14 records (6 active, 8 former)

2008201020122014201620182020202220242026NSns1.websupport.czns2.websupport.czns3.websupport.eualfa.ns.active24.czans1.active24.comans2.active24.comans3.active24.combeta.ns.active24.czgama.ns.active24.skns4.vi.netns5.vi.netMXmail.sdgroup-plc.netmail1.sdgroup-plc.netsdgroupplc-net01i.mail.protection.outlook.com
○NSalfa.ns.active24.cz2016-03-31 → 2017-04-20 · 5 obs
○ 2015-12-21 18:41:22
● 2016-03-31 14:03:08
● 2017-04-20 10:14:22
○ 2026-03-31 06:43:56
○ 2026-04-28 00:05:12
○NSans1.active24.com2015-05-23 → 2015-12-21 · 5 obs
○ 2007-09-22 16:37:44
● 2015-05-23 13:49:30
● 2015-12-21 18:41:22
○ 2016-03-31 14:03:08
○ 2026-04-28 00:05:12
○NSans2.active24.com2015-05-23 → 2015-12-21 · 5 obs
○ 2007-09-22 16:37:44
● 2015-05-23 13:49:30
● 2015-12-21 18:41:22
○ 2016-03-31 14:03:08
○ 2026-04-28 00:05:12
○NSans3.active24.com2015-05-23 → 2015-12-21 · 5 obs
○ 2007-09-22 16:37:44
● 2015-05-23 13:49:30
● 2015-12-21 18:41:22
○ 2016-03-31 14:03:08
○ 2026-04-28 00:05:12
○NSbeta.ns.active24.cz2016-03-31 → 2017-04-20 · 5 obs
○ 2015-12-21 18:41:22
● 2016-03-31 14:03:08
● 2017-04-20 10:14:22
○ 2026-03-31 06:43:56
○ 2026-04-28 00:05:12
○NSgama.ns.active24.sk2016-03-31 → 2017-04-20 · 5 obs
○ 2015-12-21 18:41:22
● 2016-03-31 14:03:08
● 2017-04-20 10:14:22
○ 2026-03-31 06:43:56
○ 2026-04-28 00:05:12
●NSns1.websupport.cz2026-03-31 → 2026-04-28 · 3 obs
○ 2017-04-20 10:14:22
● 2026-03-31 06:43:56
● 2026-04-28 00:05:12
●NSns2.websupport.cz2026-03-31 → 2026-04-28 · 3 obs
○ 2017-04-20 10:14:22
● 2026-03-31 06:43:56
● 2026-04-28 00:05:12
●NSns3.websupport.eu2026-03-31 → 2026-04-28 · 3 obs
○ 2017-04-20 10:14:22
● 2026-03-31 06:43:56
● 2026-04-28 00:05:12
○NSns4.vi.net2007-09-22 → 2007-09-22 · 3 obs
● 2007-09-22 16:37:44
○ 2015-05-23 13:49:30
○ 2026-04-28 00:05:12
○NSns5.vi.net2007-09-22 → 2007-09-22 · 3 obs
● 2007-09-22 16:37:44
○ 2015-05-23 13:49:30
○ 2026-04-28 00:05:12
●MXmail.sdgroup-plc.net2007-09-22 → 2026-04-28 · 2 obs
● 2007-09-22 16:37:44
● 2026-04-28 00:05:12
●MXmail1.sdgroup-plc.net2007-09-22 → 2026-04-28 · 2 obs
● 2007-09-22 16:37:44
● 2026-04-28 00:05:12
●MXsdgroupplc-net01i.mail.protection.outlook.com2026-03-31 → 2026-04-28 · 3 obs
○ 2007-09-22 16:37:44
● 2026-03-31 06:43:56
● 2026-04-28 00:05:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
netm.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...-
sdgroup-plc.netns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu-

✅ Authoritative Response

Server:45.10.97.11

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sdgroup-plc.net (unsigned zone)

⏱️ Timing

Total: 430ms | Queries: -

📄 Records

TypeCountSample Data
NS3ns1.websupport.cz, ns2.websupport.cz...
MX3sdgroupplc-net01i.mail.protection.outloo, mail.sdgroup-plc.net (pri: 5)...
TXT1MS=ms74007117
SOA1ns1.websupport.cz admin.websupport.cz

Analysis

Hierarchy

sdgroup-plc.net is parent of mail.sdgroup-plc.net and mail1.sdgroup-plc.net.

Name Servers

sdgroup-plc.net is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

sdgroup-plc.net at least partially shares its name servers with other domains, for instance ibeau.it, procradio.cz, messer-cs.cz, rsti.cz and claimglobal.com.

Host names with two IP numbers:

ns1.websupport.cz points to: 2a10:bbc0::11 and 45.10.97.11.

ns2.websupport.cz points to: 2a02:250:3::12 and 185.71.159.12.

ns3.websupport.eu points to: 2a10:bbc0::13 and 45.10.97.13.

Mail Servers

sdgroup-plc.net is handled by three mail servers: mail1.sdgroup-plc.net, mail.sdgroup-plc.net and sdgroupplc-net01i.mail.protection.outlook.com.

Eight IP numbers for sdgroupplc-net01i.mail.protection.outlook.com: 2a01:111:f403:ca0b::, 2a01:111:f403:ca0b::1, 2a01:111:f403:ca1a::, 2a01:111:f403:ca1a::1, 52.101.89.0, 52.101.89.1, 52.101.89.2 and 52.101.99.0.

One IP number for mail1.sdgroup-plc.net: 195.171.193.3.

One IP number for mail.sdgroup-plc.net: 217.33.25.34.