studyhouse.ch - dns.ninja

studyhouse.ch

DNSSEC⚠️ Not signed
A3.122.36.132🇩🇪 Amazon3.120.0.0/14 EC2 FRA prefix
PTRec2-3-122-36-132.eu-central-1.compute.amazonaws.com
A35.156.228.241🇩🇪 Amazon35.156.0.0/14 EC2 FRA prefix
NSns-1456.awsdns-54.org ⭐
A2600:9000:5305:b000::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1456.awsdns-54.org
A205.251.197.176🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1456.awsdns-54.org
NSns-1735.awsdns-24.co.uk
A2600:9000:5306:c700::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1735.awsdns-24.co.uk
A205.251.198.199🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1735.awsdns-24.co.uk
NSns-505.awsdns-63.com
A2600:9000:5301:f900::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-505.awsdns-63.com
A205.251.193.249🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-505.awsdns-63.com
NSns-837.awsdns-40.net
A2600:9000:5303:4500::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-837.awsdns-40.net
A205.251.195.69🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-837.awsdns-40.net
MXmail.asknet.de ⭐
A195.201.117.123🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC
PTRmail.asknet.de
TXTv=spf1 -all
SOAns-1456.awsdns-54.orgawsdns-hostmaster@amazon.com serial=1

ch

DNSSEC🔒 Signed (DS record present)
NSa.nic.ch ⭐
NSb.nic.ch
NSd.nic.ch
NSe.nic.ch
NSf.nic.ch
SOAa.nic.chdns-operation@switch.ch 2026-08-01 #36

Subdomains

www.studyhouse.ch

Same first word

studyhouse.co.uk
studyhouse.at
studyhouse.de
studyhouse.co.jp
studyhouse.org
studyhouse.dk
studyhouse.in
studyhouse.ch
studyhouse.jp
studyhouse.biz

Similar names

dustyhouse.com
dustyhosue.net
housestudy.com
dustyhosue.org
dustyhosue.com

DNS History

22 records (7 active, 15 former)

20162017201820192020202120222023202420252026NSns-1456.awsdns-54.orgns-1735.awsdns-24.co.ukns-505.awsdns-63.comns-837.awsdns-40.netdns.asknet.densb4.schlundtech.densc4.schlundtech.densd4.schlundtech.deMXmail.asknet.demail-gw.asknet.deA3.122.36.13235.156.228.24118.158.8.20418.194.219.19818.197.243.4418.199.126.703.66.47.2493.78.163.24235.159.149.11263.177.21.13163.182.134.20263.182.232.203
○NSdns.asknet.de2015-05-06 → 2017-05-21 · 4 obs
● 2015-05-06 05:31:04
● 2017-05-21 23:13:22
○ 2026-02-16 10:58:02
○ 2026-08-01 17:04:44
●NSns-1456.awsdns-54.org2026-02-16 → 2026-08-01 · 3 obs
○ 2017-05-21 23:13:22
● 2026-02-16 10:58:02
● 2026-08-01 17:04:44
●NSns-1735.awsdns-24.co.uk2026-02-16 → 2026-08-01 · 3 obs
○ 2017-05-21 23:13:22
● 2026-02-16 10:58:02
● 2026-08-01 17:04:44
●NSns-505.awsdns-63.com2026-02-16 → 2026-08-01 · 3 obs
○ 2017-05-21 23:13:22
● 2026-02-16 10:58:02
● 2026-08-01 17:04:44
●NSns-837.awsdns-40.net2026-02-16 → 2026-08-01 · 3 obs
○ 2017-05-21 23:13:22
● 2026-02-16 10:58:02
● 2026-08-01 17:04:44
○NSnsb4.schlundtech.de2015-05-06 → 2017-05-21 · 4 obs
● 2015-05-06 05:31:04
● 2017-05-21 23:13:22
○ 2026-02-16 10:58:02
○ 2026-08-01 17:04:44
○NSnsc4.schlundtech.de2015-05-06 → 2017-05-21 · 4 obs
● 2015-05-06 05:31:04
● 2017-05-21 23:13:22
○ 2026-02-16 10:58:02
○ 2026-08-01 17:04:44
○NSnsd4.schlundtech.de2015-05-06 → 2017-05-21 · 4 obs
● 2015-05-06 05:31:04
● 2017-05-21 23:13:22
○ 2026-02-16 10:58:02
○ 2026-08-01 17:04:44
○MXmail-gw.asknet.de2015-05-06 → 2016-04-11 · 4 obs
● 2015-05-06 05:31:04
● 2016-04-11 10:53:04
○ 2016-11-29 18:20:16
○ 2026-08-01 17:04:44
●MXmail.asknet.de2016-11-29 → 2026-08-01 · 3 obs
○ 2016-04-11 10:53:04
● 2016-11-29 18:20:16
● 2026-08-01 17:04:44
○A18.158.8.2042026-03-28 → 2026-03-28 · 4 obs
○ 2026-02-16 10:58:02
● 2026-03-28 07:00:48
○ 2026-07-08 16:33:56
○ 2026-08-01 17:04:44
○A18.194.219.1982026-02-16 → 2026-08-01 · 2 obs
○ 2026-02-16 10:58:02
○ 2026-08-01 17:04:44
○A18.197.243.442026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 10:58:02
○ 2026-03-28 07:00:48
○ 2026-08-01 17:04:44
○A18.199.126.702026-07-08 → 2026-07-08 · 4 obs
○ 2026-03-28 07:00:48
● 2026-07-08 16:33:56
○ 2026-07-15 06:08:46
○ 2026-08-01 17:04:44
●A3.122.36.1322026-08-01 → 2026-08-01 · 3 obs
○ 2026-07-15 06:08:46
● 2026-08-01 17:04:42
● 2026-08-01 17:04:44
○A3.66.47.2492026-07-08 → 2026-07-08 · 4 obs
○ 2026-03-28 07:00:48
● 2026-07-08 16:33:56
○ 2026-07-15 06:08:46
○ 2026-08-01 17:04:44
○A3.78.163.2422026-07-15 → 2026-07-15 · 4 obs
○ 2026-07-08 16:33:56
● 2026-07-15 06:08:46
○ 2026-08-01 17:04:42
○ 2026-08-01 17:04:44
●A35.156.228.2412026-08-01 → 2026-08-01 · 3 obs
○ 2026-07-15 06:08:46
● 2026-08-01 17:04:42
● 2026-08-01 17:04:44
○A35.159.149.1122026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 10:58:02
○ 2026-03-28 07:00:48
○ 2026-08-01 17:04:44
○A63.177.21.1312026-02-16 → 2026-08-01 · 2 obs
○ 2026-02-16 10:58:02
○ 2026-08-01 17:04:44
○A63.182.134.2022026-07-15 → 2026-07-15 · 4 obs
○ 2026-07-08 16:33:56
● 2026-07-15 06:08:46
○ 2026-08-01 17:04:42
○ 2026-08-01 17:04:44
○A63.182.232.2032026-03-28 → 2026-03-28 · 4 obs
○ 2026-02-16 10:58:02
● 2026-03-28 07:00:48
○ 2026-07-08 16:33:56
○ 2026-08-01 17:04:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cha.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...-
studyhouse.chns-505.awsdns-63.com, ns-837.awsdns-40.net, ns-1456.awsdns-54.org, ns-1735.awsdns-24.co.uk-

✅ Authoritative Response

Server:205.251.197.176

NS records: ns-505.awsdns-63.com, ns-837.awsdns-40.net, ns-1456.awsdns-54.org, ns-1735.awsdns-24.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyhouse.ch (unsigned zone)

⏱️ Timing

Total: 470ms | Queries: -

📄 Records

TypeCountSample Data
A235.156.228.241, 3.122.36.132
NS4ns-1456.awsdns-54.org, ns-1735.awsdns-24.co.uk...
MX1mail.asknet.de (pri: 0)
TXT1v=spf1 -all
SOA1ns-1456.awsdns-54.org awsdns-hostmaster.

Analysis

Hierarchy

www.studyhouse.ch is delegated beneath studyhouse.ch.

IP Addresses

studyhouse.ch points to the IP addresses 3.122.36.132 and 35.156.228.241

Additional host names — websrv-457232874.eu-central-1.elb.amazonaws.com, ec2-3-122-36-132.eu-central-1.compute.amazonaws.com, studyhouse.at and two others — share IP numbers with studyhouse.ch.

Name Servers

studyhouse.ch has four authoritative name servers: ns-505.awsdns-63.com, ns-837.awsdns-40.net, ns-1456.awsdns-54.org and ns-1735.awsdns-24.co.uk.

There is at least partial name server overlap between studyhouse.ch and other domains — appzuka.io, balancecarbon.com, aposre-nonprod.collegeboard.org and two more among them.

All four hostnames — ns-505.awsdns-63.com, ns-837.awsdns-40.net, ns-1456.awsdns-54.org and ns-1735.awsdns-24.co.uk — resolve to two IP numbers apiece: ns-505.awsdns-63.com to 205.251.193.249 and 2600:9000:5301:f900::1; ns-837.awsdns-40.net to 205.251.195.69 and 2600:9000:5303:4500::1; ns-1456.awsdns-54.org to 205.251.197.176 and 2600:9000:5305:b000::1; ns-1735.awsdns-24.co.uk to 205.251.198.199 and 2600:9000:5306:c700::1.

Mail Servers

studyhouse.ch has one mail server: mail.asknet.de.

studyhouse.ch shares the same mail server setup as other domains, including academic-center.at, softwarehouse.de, verify-service.com and two others.

mail.asknet.de resolves to a single IP number: 195.201.117.123.