apdu.org - robtex.com

apdu.org

DNSSEC⚠️ Not signed
A68.66.208.209🇺🇸 A2HOSTING68.66.208.0/23 A2 Hosting, Inc.
PTR68.66.208.209.static.a2webhosting.com
NSns1.a2hosting.com ⭐
A13.248.158.180🇺🇸 Amazon13.248.144.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSdkim.smtp2go.net ⚠️ Not in zone NS records
A170.187.131.209🇺🇸 AKAMAI-LINODE-AP170.187.131.0/24 Akamai Technologies
PTR170-187-131-209.ip.linodeusercontent.com
A185.3.93.228🇬🇧 AKAMAI-LINODE-AP185.3.92.0/22 Akamai Technologies
PTR185-3-93-228.ip.linodeusercontent.com
NSns2.a2hosting.com
A75.2.118.134🇺🇸 Amazon75.2.112.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
NSns3.a2hosting.com
A76.223.26.245🇺🇸 Amazon76.223.16.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSns4.a2hosting.com
A99.83.147.209🇺🇸 Amazon99.83.144.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
NSreturn.smtp2go.net ⚠️ Not in zone NS records
A170.187.131.209🇺🇸 AKAMAI-LINODE-AP170.187.131.0/24 Akamai Technologies
PTR170-187-131-209.ip.linodeusercontent.com
A185.3.93.228🇬🇧 AKAMAI-LINODE-AP185.3.92.0/22 Akamai Technologies
PTR185-3-93-228.ip.linodeusercontent.com
NStrack.smtp2go.net ⚠️ Not in zone NS records
A170.187.131.209🇺🇸 AKAMAI-LINODE-AP170.187.131.0/24 Akamai Technologies
PTR170-187-131-209.ip.linodeusercontent.com
A185.3.93.228🇬🇧 AKAMAI-LINODE-AP185.3.92.0/22 Akamai Technologies
PTR185-3-93-228.ip.linodeusercontent.com
MXmail.apdu.org ⭐
A68.66.208.209🇺🇸 A2HOSTING68.66.208.0/23 A2 Hosting, Inc.
PTR68.66.208.209.static.a2webhosting.com
TXTv=spf1 ip4:66.198.240.17 include:spf.a2hosting.com +a +mx +ip4:68.66.208.209 ...
SOAns1.a2hosting.comroot@mi3-ts114.a2hosting.com 2026-01-19 #1

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1771291736
WOT: SAFE (60/100)

Subdomains

mail.apdu.org
www.apdu.org

Same first word

apdu.fr
apdu.cz
apdu.net
apdu.org
apdu.de
apdu.com

Similar names

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puda.se
apud.com.ar
dupa.us
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pdau.edu.ua
adup.co.uk
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dupa.info
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upad.ca
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adup.info
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upda.nl
daup.de
dpua.net
upad.hr
dapu.info
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padu.sk
padu.edu.my
dupa.sk
padu.pl
dapu.it
adpu.com
upad.cn
apud.cl
duap.com
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dupa.net
upda.com
adup.io
adup.nl
udap.com.ua
apud.de
puda.eu
upda.org
dpau.com
dupa.eu
padu.com.my
upda.net
padu.com
upda.fr
padu.gov.my
dupa.dk
paud.info
apud.se
puda.ru
upda.me
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adpu.edu.az
duap.ch
dpau.org
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dupa.pro
apud.eu
adup.se
puad.com
adup.it
puda.net
dapu.com
uadp.de
dpau.ru
upad.co.uk
dpua.com
padu.nl

DNS History

21 records (9 active, 12 former)

200920112013201520172019202120232025NSdkim.smtp2go.netns1.a2hosting.comns2.a2hosting.comns3.a2hosting.comns4.a2hosting.comreturn.smtp2go.nettrack.smtp2go.netns1.peer1.netns1.superb.netns2.peer1.netns2.superb.netns3.superb.netns4.superb.netns5.superb.netMXmail.apdu.orgmailstore1.secureserver.netmx.superb.netsmtp.secureserver.netA68.66.208.209184.168.53.1209.61.254.115
●NSdkim.smtp2go.net2026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26
●NSns1.a2hosting.com2026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26
○NSns1.peer1.net2015-06-14 → 2019-12-21 · 5 obs
○ 2008-06-29 23:41:18
● 2015-06-14 17:34:14
● 2019-12-21 23:36:06
○ 2026-02-15 15:32:24
○ 2026-03-12 05:17:26
○NSns1.superb.net2008-06-29 → 2008-06-29 · 3 obs
● 2008-06-29 23:41:18
○ 2015-06-14 17:34:14
○ 2026-03-12 05:17:26
●NSns2.a2hosting.com2026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26
○NSns2.peer1.net2015-06-14 → 2019-12-21 · 5 obs
○ 2008-06-29 23:41:18
● 2015-06-14 17:34:14
● 2019-12-21 23:36:06
○ 2026-02-15 15:32:24
○ 2026-03-12 05:17:26
○NSns2.superb.net2008-06-29 → 2008-06-29 · 3 obs
● 2008-06-29 23:41:18
○ 2015-06-14 17:34:14
○ 2026-03-12 05:17:26
●NSns3.a2hosting.com2026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26
○NSns3.superb.net2008-06-29 → 2008-06-29 · 3 obs
● 2008-06-29 23:41:18
○ 2015-06-14 17:34:14
○ 2026-03-12 05:17:26
●NSns4.a2hosting.com2026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26
○NSns4.superb.net2008-06-29 → 2008-06-29 · 3 obs
● 2008-06-29 23:41:18
○ 2015-06-14 17:34:14
○ 2026-03-12 05:17:26
○NSns5.superb.net2008-06-29 → 2008-06-29 · 3 obs
● 2008-06-29 23:41:18
○ 2015-06-14 17:34:14
○ 2026-03-12 05:17:26
●NSreturn.smtp2go.net2026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26
●NStrack.smtp2go.net2026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26
●MXmail.apdu.org2026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26
○MXmailstore1.secureserver.net2015-06-14 → 2019-12-21 · 5 obs
○ 2008-06-29 23:41:18
● 2015-06-14 17:34:14
● 2019-12-21 23:36:06
○ 2026-02-15 15:32:24
○ 2026-03-12 05:17:26
○MXmx.superb.net2008-06-29 → 2008-06-29 · 3 obs
● 2008-06-29 23:41:18
○ 2015-06-14 17:34:14
○ 2026-03-12 05:17:26
○MXsmtp.secureserver.net2015-06-14 → 2019-12-21 · 5 obs
○ 2008-06-29 23:41:18
● 2015-06-14 17:34:14
● 2019-12-21 23:36:06
○ 2026-02-15 15:32:24
○ 2026-03-12 05:17:26
○A184.168.53.12015-06-14 → 2019-12-21 · 5 obs
○ 2008-06-29 23:41:18
● 2015-06-14 17:34:14
● 2019-12-21 23:36:06
○ 2026-02-15 15:32:24
○ 2026-03-12 05:17:26
○A209.61.254.1152008-06-29 → 2008-06-29 · 3 obs
● 2008-06-29 23:41:18
○ 2015-06-14 17:34:14
○ 2026-03-12 05:17:26
●A68.66.208.2092026-02-15 → 2026-03-12 · 3 obs
○ 2019-12-21 23:36:06
● 2026-02-15 15:32:24
● 2026-03-12 05:17:26

🔍 DNS Trace

Analysis

Hierarchy

apdu.org is a parent of mail.apdu.org and www.apdu.org.

IP Addresses

apdu.org points to IP number 68.66.208.209.

Other host names, for instance, mail.apdu.org share IP numbers with apdu.org.

Name Servers

apdu.org is delegated to seven name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com, dkim.smtp2go.net, return.smtp2go.net and track.smtp2go.net.

apdu.org shares name servers with other domains at least partially, for example quanteedt.com, parahwellness.com, ustennisnews.com, bigdatame.com and well-packcorp.com.ph.

These name servers are commonly used alongside ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com, ns4.mysecurecloudhost.com, ns2.supercp.com and ns1.supercp.com.

Host names with two IP numbers: dkim.smtp2go.net, return.smtp2go.net and track.smtp2go.net point to: 170.187.131.209 and 185.3.93.228.

Host names with one IP number: The host name ns1.a2hosting.com points to: 13.248.158.180. The host name ns2.a2hosting.com points to: 75.2.118.134. The host name ns3.a2hosting.com points to: 76.223.26.245. The host name ns4.a2hosting.com points to: 99.83.147.209.

Host names that point to 170.187.131.209: dkim.smtp2go.net, return.smtp2go.net and track.smtp2go.net.

Host names that point to 185.3.93.228: dkim.smtp2go.net, return.smtp2go.net and track.smtp2go.net.

Mail Servers

apdu.org is handled by a single mail server, mail.apdu.org.

mail.apdu.org points to a single IP: 68.66.208.209.