`thestudystack.com`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	217.160.0.78^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1029.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:521d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1029.ui-dns.com`
		A	217.160.82.29^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1029.ui-dns.com`
NS	`ns1048.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5130:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1048.ui-dns.biz`
		A	217.160.81.48^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1048.ui-dns.biz`
NS	`ns1063.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:533f:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1063.ui-dns.org`
		A	217.160.83.63^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1063.ui-dns.org`
NS	`ns1103.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:103^{🇺🇸 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	`ns1103.ui-dns.de`
		A	185.132.32.103^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1103.ui-dns.de`
		A	217.160.80.103^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1103.ui-dns.de`
MX	`mx00.ionos.co.uk` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.co.uk` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1029.ui-dns.com`hostmaster@1und1.com 2017-06-01 #6

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774400362

Same first word

thestudystack.com

DNS History

14 records (8 active, 6 former)

○NSns1.dnsproserver.com2008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 18:14:52
○ 2015-11-07 11:32:08
○ 2026-03-25 01:08:38

●NSns1029.ui-dns.com2026-02-18 → 2026-03-25 · 3 obs

○ 2015-11-07 11:32:08
● 2026-02-18 16:33:44
● 2026-03-25 01:08:38

●NSns1048.ui-dns.biz2026-02-18 → 2026-03-25 · 3 obs

○ 2015-11-07 11:32:08
● 2026-02-18 16:33:44
● 2026-03-25 01:08:38

●NSns1063.ui-dns.org2026-02-18 → 2026-03-25 · 3 obs

○ 2015-11-07 11:32:08
● 2026-02-18 16:33:44
● 2026-03-25 01:08:38

●NSns1103.ui-dns.de2026-02-18 → 2026-03-25 · 3 obs

○ 2015-11-07 11:32:08
● 2026-02-18 16:33:44
● 2026-03-25 01:08:38

○NSns2.dnsproserver.com2008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 18:14:52
○ 2015-11-07 11:32:08
○ 2026-03-25 01:08:38

○NSns3.dnsproserver.com2008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 18:14:52
○ 2015-11-07 11:32:08
○ 2026-03-25 01:08:38

●MXmx00.ionos.co.uk2026-02-18 → 2026-03-25 · 2 obs

● 2026-02-18 16:33:44
● 2026-03-25 01:08:38

●MXmx01.ionos.co.uk2026-02-18 → 2026-03-25 · 2 obs

● 2026-02-18 16:33:44
● 2026-03-25 01:08:38

●A2001:8d8:100f:f000::2002026-02-18 → 2026-03-25 · 3 obs

○ 2018-08-16 01:29:16
● 2026-02-18 16:33:44
● 2026-03-25 01:08:38

●A217.160.0.782026-02-18 → 2026-03-25 · 3 obs

○ 2018-08-16 01:29:16
● 2026-02-18 16:33:44
● 2026-03-25 01:08:38

○A66.45.254.2442008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 18:14:52
○ 2015-11-07 11:32:08
○ 2026-03-25 01:08:38

○A66.45.254.2452008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 18:14:52
○ 2015-11-07 11:32:08
○ 2026-03-25 01:08:38

○A74.220.199.62018-08-16 → 2018-08-16 · 4 obs

○ 2015-11-07 11:32:08
● 2018-08-16 01:29:16
○ 2026-02-18 16:33:44
○ 2026-03-25 01:08:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
thestudystack.com	ns1048.ui-dns.biz, ns1103.ui-dns.de, ns1063.ui-dns.org, ns1029.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.82.29

NS records: ns1048.ui-dns.biz, ns1103.ui-dns.de, ns1063.ui-dns.org, ns1029.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thestudystack.com (unsigned zone)

⏱️ Timing

Total: 1231ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.78`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1048.ui-dns.biz, ns1063.ui-dns.org...`
MX	2	`mx00.ionos.co.uk (pri: 10), mx01.ionos.co.uk (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1029.ui-dns.com hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1029.ui-dns.com, ns1029.ui-dns.com)

Analysis

IP Addresses

thestudystack.com points to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.78.

Other host names such as www.extrasolar-planets.com, morbeyaz.de, tedsdoggrooming.com, ibn-info.de and werbetechnikmuench.de share IPs with thestudystack.com.

Name Servers

thestudystack.com is delegated to four name servers: ns1048.ui-dns.biz, ns1029.ui-dns.com, ns1103.ui-dns.de and ns1063.ui-dns.org.

thestudystack.com at least partially shares name servers with other domains, for example hund-mensch-team.de, johannes-strauss.de, lovalinda.com, 1914-1918.fr and ferreiro-robotics.com.

these name servers are commonly used with the following name servers: ns1029.ui-dns.org, ns1029.ui-dns.de, ns1029.ui-dns.biz, ns1048.ui-dns.org, ns1048.ui-dns.com, ns1048.ui-dns.de, ns1103.ui-dns.biz, ns1103.ui-dns.com, ns1103.ui-dns.org and ns1063.ui-dns.biz.

Host names with three IP numbers:

The host name ns1103.ui-dns.de points to: 2607:f1c0:fe:53:185:132:32:103, 185.132.32.103 and 217.160.80.103.

Host names with two IP numbers:

The host name ns1048.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:5130:100 and 217.160.81.48.

The host name ns1029.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:521d:100 and 217.160.82.29.

The host name ns1063.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:533f:100 and 217.160.83.63.

Mail Servers

Two mail servers handle thestudystack.com: mx00.ionos.co.uk and mx01.ionos.co.uk.

thestudystack.com shares the same mail server setup as other domains, including allen45.co.uk, mrdimmock.com, nightblur.com, mbebath.co.uk and kerrel.com.

Host names with one IP number:

mx00.ionos.co.uk points to 212.227.15.41; mx01.ionos.co.uk points to 217.72.192.67.

thestudystack.com - robtex.com