`japp.at`

DNSSEC	⚠️ Not signed
A	81.19.154.98^{🇦🇹 IONOS-AS81.19.144.0/20 World4You.com}
		PTR	`redirect01.world4you.com`
NS	`ns1.world4you.at` ⭐
		A	2607:f1c0:fe:53:185:132:32:253^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1.world4you.at`
		A	185.132.32.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1.world4you.at`
NS	`ns2.world4you.at`
		A	2001:8d8:fe:53:217:160:82:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns2.world4you.at`
		A	217.160.82.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns2.world4you.at`
MX	`mail.japp.at` ⭐
		A	81.19.154.99^{🇦🇹 IONOS-AS81.19.144.0/20 World4You.com}
			PTR	`mwl01.world4you.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=21e1c1866acae0b53c48bec1fc6da6a564d9185c`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
SOA	`ns1.world4you.at`hostmaster@world4you.com serial=9

`at`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns.nic.at` ⭐
	NS	`d.ns.at`
	NS	`j.ns.at`
	NS	`n.ns.at`
	NS	`ns1.univie.ac.at`
	NS	`ns2.univie.ac.at`
	NS	`r.ns.at`
	NS	`u.ns.at`
	SOA	`dns.nic.at`domain-admin@univie.ac.at serial=1775984402

Subdomains

mail.japp.at

Same first word

japp.be

japp.in

japp.ch

japp.dk

japp.pt

japp.es

japp.net

japp.io

japp.hu

japp.ru

japp.at

japp.cn

japp.pl

japp.sk

japp.ca

japp.com

japp.nl

japp.de

Similar names

jppa.or.jp

pjap.eu.org

jpap.net

ppja.org

appj.net

jpap.com

ajpp.cn

jppa.com

jppa.cn

jppa.jpn.org

pajp.net

ajpp.com

appj.org.br

ppja.cn

apjp.com

ajpp.ru

ppaj.net

apjp.co.kr

appj.com

ppaj.gov.my

appj.tempurl.host

jppa.org

pjap.top

appj.de

apjp.de

pjap.in

appj.fr

ppja.com

apjp.net

ppaj.fr

jpap.org

papj.com

jpap.tech

pajp.com

appj.us

apjp.org

ppja.net

pajp.se

appj.org

DNS History

16 records (6 active, 10 former)

○NSns1.issp.at2020-01-06 → 2020-01-06 · 4 obs

○ 2017-02-16 22:28:32
● 2020-01-06 12:22:50
○ 2026-03-29 16:55:54
○ 2026-04-12 09:51:02

○NSns1.parkingcrew.net2015-07-24 → 2017-02-16 · 4 obs

● 2015-07-24 14:37:02
● 2017-02-16 22:28:32
○ 2020-01-06 12:22:50
○ 2026-04-12 09:51:02

●NSns1.world4you.at2026-03-29 → 2026-04-12 · 3 obs

○ 2020-01-06 12:22:50
● 2026-03-29 16:55:54
● 2026-04-12 09:51:02

○NSns2.issp.at2020-01-06 → 2020-01-06 · 4 obs

○ 2017-02-16 22:28:32
● 2020-01-06 12:22:50
○ 2026-03-29 16:55:54
○ 2026-04-12 09:51:02

○NSns2.parkingcrew.net2015-07-24 → 2017-02-16 · 4 obs

● 2015-07-24 14:37:02
● 2017-02-16 22:28:32
○ 2020-01-06 12:22:50
○ 2026-04-12 09:51:02

●NSns2.world4you.at2026-03-29 → 2026-04-12 · 3 obs

○ 2020-01-06 12:22:50
● 2026-03-29 16:55:54
● 2026-04-12 09:51:02

○MXmail.h-email.net2015-10-22 → 2017-02-16 · 4 obs

● 2015-10-22 06:11:30
● 2017-02-16 22:28:32
○ 2020-01-06 12:22:50
○ 2026-04-12 09:51:02

●MXmail.japp.at2026-03-29 → 2026-04-12 · 3 obs

○ 2020-01-06 12:22:50
● 2026-03-29 16:55:54
● 2026-04-12 09:51:02

●MXmail.protonmail.ch2026-03-29 → 2026-04-12 · 3 obs

○ 2020-01-06 12:22:50
● 2026-03-29 16:55:54
● 2026-04-12 09:51:02

●MXmailsec.protonmail.ch2026-03-29 → 2026-04-12 · 3 obs

○ 2020-01-06 12:22:50
● 2026-03-29 16:55:54
● 2026-04-12 09:51:02

○MXsmtp.issp.at2020-01-06 → 2020-01-06 · 4 obs

○ 2017-02-16 22:28:32
● 2020-01-06 12:22:50
○ 2026-03-29 16:55:54
○ 2026-04-12 09:51:02

○A185.53.177.172015-07-24 → 2015-07-24 · 3 obs

● 2015-07-24 14:37:02
○ 2015-10-22 06:11:30
○ 2026-04-12 09:51:02

○A185.53.177.72015-10-22 → 2016-05-12 · 5 obs

○ 2015-07-24 14:37:02
● 2015-10-22 06:11:30
● 2016-05-12 19:07:04
○ 2017-02-16 22:28:32
○ 2026-04-12 09:51:02

○A185.53.178.72017-02-16 → 2017-02-16 · 4 obs

○ 2016-05-12 19:07:04
● 2017-02-16 22:28:32
○ 2020-01-06 12:22:50
○ 2026-04-12 09:51:02

○A185.57.49.1032020-01-06 → 2020-01-06 · 4 obs

○ 2017-02-16 22:28:32
● 2020-01-06 12:22:50
○ 2026-03-29 16:55:54
○ 2026-04-12 09:51:02

●A81.19.154.982026-03-29 → 2026-04-12 · 3 obs

○ 2020-01-06 12:22:50
● 2026-03-29 16:55:54
● 2026-04-12 09:51:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
at	d.ns.at, j.ns.at, n.ns.at, r.ns.at...	-
japp.at	ns2.world4you.at, ns1.world4you.at	-

✅ Authoritative Response

Server:217.160.82.253

NS records: ns2.world4you.at, ns1.world4you.at

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for japp.at (unsigned zone)

⏱️ Timing

Total: 651ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.19.154.98`
NS	2	`ns2.world4you.at, ns1.world4you.at`
MX	3	`mail.japp.at (pri: 10), mail.protonmail.ch (pri: 10)...`
TXT	2	`protonmail-verification=21e1c1866acae0b5, v=spf1 include:_spf.protonmail.ch ~all`
SOA	1	`ns1.world4you.at hostmaster.world4you.co`

Analysis

Hierarchy

The parent of mail.japp.at is japp.at.

IP Addresses

japp.at points to an IP address: 81.19.154.98.

other host names include pension-katharina.net, rapha-systems.com, laserautomation-wieser.at, ap-smid.com and draupuls.at; they share IP numbers with japp.at.

Name Servers

Two name servers ns1.world4you.at and ns2.world4you.at handle the delegation for japp.at.

japp.at shares the same name server setup as other domains, for instance itinerari.at, jf-chiptuning.at, ffksb.at, elisabeth-mandl.at and noblesse-rohrbach.at.

Host names with two IP numbers:

ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253.

ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253.

Mail Servers

Three mail servers handle japp.at: mail.japp.at, mail.protonmail.ch and mailsec.protonmail.ch.

japp.at shares at least partially some mail servers with other domains, for instance sereg.hu, s-deeds.com, tsjuri.com, sjaaknet.nl and joyride.ski.

Host names with three IP numbers

mail.protonmail.ch points to: 176.119.200.128, 185.70.42.128 and 185.205.70.128

mailsec.protonmail.ch points to: 176.119.200.129, 185.70.42.129 and 185.205.70.129

Host names with one IP number

mail.japp.at points to: 81.19.154.99

japp.at - robtex.com

japp.at

at

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`japp.at`

`at`