`learn-and-study.com`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::2dc^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-02dc.elastic-ssl.ui-r.com`
A	217.160.0.1^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1089.ui-dns.de` ⭐
		A	2607:f1c0:fe:53:185:132:32:89^{🇺🇸 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	`ns1089.ui-dns.de`
		A	185.132.32.89^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1089.ui-dns.de`
NS	`ns1055.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5337:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1055.ui-dns.org`
		A	217.160.83.55^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1055.ui-dns.org`
NS	`ns1085.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:85^{🇺🇸 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	`ns1085.ui-dns.com`
		A	185.132.34.85^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1085.ui-dns.com`
NS	`ns1118.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:118^{🇺🇸 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	`ns1118.ui-dns.biz`
		A	185.132.33.118^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1118.ui-dns.biz`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		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	`ns1089.ui-dns.de`hostmaster@1und1.com 2017-06-01 #7

`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=1784540132

Same first word

learn-and-study.com

DNS History

14 records (8 active, 6 former)

●NSns1055.ui-dns.org2026-06-04 → 2026-07-20 · 3 obs

○ 2017-06-25 13:43:48
● 2026-06-04 01:46:34
● 2026-07-20 09:49:52

●NSns1085.ui-dns.com2026-06-04 → 2026-07-20 · 3 obs

○ 2017-06-25 13:43:48
● 2026-06-04 01:46:34
● 2026-07-20 09:49:52

●NSns1089.ui-dns.de2026-06-04 → 2026-07-20 · 3 obs

○ 2017-06-25 13:43:48
● 2026-06-04 01:46:34
● 2026-07-20 09:49:52

●NSns1118.ui-dns.biz2026-06-04 → 2026-07-20 · 3 obs

○ 2017-06-25 13:43:48
● 2026-06-04 01:46:34
● 2026-07-20 09:49:52

○NSns25.schlund.de2015-08-22 → 2017-06-25 · 4 obs

● 2015-08-22 01:46:34
● 2017-06-25 13:43:48
○ 2026-06-04 01:46:34
○ 2026-07-20 09:49:52

○NSns26.schlund.de2015-08-22 → 2017-06-25 · 4 obs

● 2015-08-22 01:46:34
● 2017-06-25 13:43:48
○ 2026-06-04 01:46:34
○ 2026-07-20 09:49:52

●MXmx00.ionos.de2026-06-04 → 2026-07-20 · 3 obs

○ 2017-06-25 13:43:48
● 2026-06-04 01:46:34
● 2026-07-20 09:49:52

○MXmx00.schlund.de2015-08-22 → 2017-06-25 · 4 obs

● 2015-08-22 01:46:34
● 2017-06-25 13:43:48
○ 2026-06-04 01:46:34
○ 2026-07-20 09:49:52

●MXmx01.ionos.de2026-06-04 → 2026-07-20 · 3 obs

○ 2017-06-25 13:43:48
● 2026-06-04 01:46:34
● 2026-07-20 09:49:52

○MXmx01.schlund.de2015-08-22 → 2017-06-25 · 4 obs

● 2015-08-22 01:46:34
● 2017-06-25 13:43:48
○ 2026-06-04 01:46:34
○ 2026-07-20 09:49:52

●A2001:8d8:100f:f000::2dc2026-06-04 → 2026-07-20 · 3 obs

○ 2017-06-25 13:43:48
● 2026-06-04 01:46:34
● 2026-07-20 09:49:52

●A217.160.0.12026-06-04 → 2026-07-20 · 3 obs

○ 2017-06-25 13:43:48
● 2026-06-04 01:46:34
● 2026-07-20 09:49:52

○A217.160.223.742016-07-16 → 2017-06-25 · 5 obs

○ 2016-03-12 01:09:02
● 2016-07-16 16:35:54
● 2017-06-25 13:43:48
○ 2026-06-04 01:46:34
○ 2026-07-20 09:49:52

○A82.165.58.1542015-08-22 → 2016-03-12 · 4 obs

● 2015-08-22 01:46:34
● 2016-03-12 01:09:02
○ 2016-07-16 16:35:54
○ 2026-07-20 09:49:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net...	-
learn-and-study.com	ns1055.ui-dns.org, ns1089.ui-dns.de, ns1118.ui-dns.biz, ns1085.ui-dns.com	2 records

✅ Authoritative Response

Server:185.132.33.118

NS records: ns1055.ui-dns.org, ns1089.ui-dns.de, ns1118.ui-dns.biz, ns1085.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learn-and-study.com (unsigned zone)

⏱️ Timing

Total: 463ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.1`
AAAA	1	`2001:8d8:100f:f000::2dc`
NS	4	`ns1055.ui-dns.org, ns1085.ui-dns.com...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1089.ui-dns.de hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1085.ui-dns.com, ns1085.ui-dns.com)

Analysis

IP Addresses

learn-and-study.com points to the IP addresses 217.160.0.1 and 2001:8d8:100f:f000::2dc

ocmfootball.com, eiworth.com, btfevents.com plus two other host names have IP numbers in common with learn-and-study.com.

Name Servers

Four name servers handle the delegation for learn-and-study.com: ns1118.ui-dns.biz, ns1085.ui-dns.com, ns1089.ui-dns.de and ns1055.ui-dns.org.

There is at least partial name server overlap between learn-and-study.com and other domains — mamsell.at, airelec.es, now-ag.com and two more among them.

These name servers regularly appear alongside ns1085.ui-dns.org, ns1085.ui-dns.biz, ns1085.ui-dns.de and 7 other name servers in NS record sets.

All four hostnames — ns1118.ui-dns.biz, ns1085.ui-dns.com, ns1089.ui-dns.de and ns1055.ui-dns.org — resolve to two IP numbers apiece: ns1118.ui-dns.biz to 185.132.33.118 and 2607:f1c0:fe:53:185:132:33:118; ns1085.ui-dns.com to 185.132.34.85 and 2607:f1c0:fe:53:185:132:34:85; ns1089.ui-dns.de to 185.132.32.89 and 2607:f1c0:fe:53:185:132:32:89; ns1055.ui-dns.org to 217.160.83.55 and 2001:8d8:fe:53:0:d9a0:5337:100.

Mail Servers

learn-and-study.com uses two mail servers, mx00.ionos.de and mx01.ionos.de.

The mail server setup of learn-and-study.com matches that of other domains such as firmpatents.de, greensoftwaredevelopment.com, toolia.net and two others.

mx00.ionos.de → 212.227.15.41 and mx01.ionos.de → 217.72.192.67: one IP number per host name.

learn-and-study.com - robtex.com