`instituteurs.com`

DNSSEC	⚠️ Not signed
A	217.160.0.60^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
		PTR	`217-160-0-60.elastic-ssl.ui-r.com`
NS	`ns1017.ui-dns.de` ⭐
		A	2001:8d8:fe:53:0:d9a0:5011:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.de`
		A	217.160.80.17^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.de`
NS	`ns1017.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5111:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.biz`
		A	217.160.81.17^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.biz`
NS	`ns1017.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5211:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.com`
		A	217.160.82.17^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.com`
NS	`ns1017.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5311:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.org`
		A	217.160.83.17^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1017.ui-dns.org`
MX	`mx00.ionos.fr` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.fr` ⭐
		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	`ns1017.ui-dns.de`hostmaster@1and1.fr 2010-12-21 #5

`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=1776018052

Same first word

instituteurs.com

DNS History

12 records (7 active, 5 former)

●NSns1017.ui-dns.biz2026-04-08 → 2026-04-12 · 3 obs

○ 2017-03-30 10:46:10
● 2026-04-08 06:21:42
● 2026-04-12 18:24:04

●NSns1017.ui-dns.com2026-04-08 → 2026-04-12 · 3 obs

○ 2017-03-30 10:46:10
● 2026-04-08 06:21:42
● 2026-04-12 18:24:04

●NSns1017.ui-dns.de2026-04-08 → 2026-04-12 · 3 obs

○ 2017-03-30 10:46:10
● 2026-04-08 06:21:42
● 2026-04-12 18:24:04

●NSns1017.ui-dns.org2026-04-08 → 2026-04-12 · 3 obs

○ 2017-03-30 10:46:10
● 2026-04-08 06:21:42
● 2026-04-12 18:24:04

○NSns61.1and1.fr2015-06-26 → 2017-03-30 · 4 obs

● 2015-06-26 02:44:46
● 2017-03-30 10:46:10
○ 2026-04-08 06:21:42
○ 2026-04-12 18:24:04

○NSns62.1and1.fr2015-06-26 → 2017-03-30 · 4 obs

● 2015-06-26 02:44:46
● 2017-03-30 10:46:10
○ 2026-04-08 06:21:42
○ 2026-04-12 18:24:04

○MXmx00.1and1.fr2015-06-26 → 2017-03-30 · 4 obs

● 2015-06-26 02:44:46
● 2017-03-30 10:46:10
○ 2026-04-08 06:21:42
○ 2026-04-12 18:24:04

●MXmx00.ionos.fr2026-04-08 → 2026-04-12 · 3 obs

○ 2017-03-30 10:46:10
● 2026-04-08 06:21:42
● 2026-04-12 18:24:04

○MXmx01.1and1.fr2015-06-26 → 2017-03-30 · 4 obs

● 2015-06-26 02:44:46
● 2017-03-30 10:46:10
○ 2026-04-08 06:21:42
○ 2026-04-12 18:24:04

●MXmx01.ionos.fr2026-04-08 → 2026-04-12 · 3 obs

○ 2017-03-30 10:46:10
● 2026-04-08 06:21:42
● 2026-04-12 18:24:04

●A217.160.0.602026-04-08 → 2026-04-12 · 3 obs

○ 2017-03-30 10:46:10
● 2026-04-08 06:21:42
● 2026-04-12 18:24:04

○A87.106.7.1192015-06-26 → 2017-03-30 · 4 obs

● 2015-06-26 02:44:46
● 2017-03-30 10:46:10
○ 2026-04-08 06:21:42
○ 2026-04-12 18:24:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
instituteurs.com	ns1017.ui-dns.de, ns1017.ui-dns.biz, ns1017.ui-dns.org, ns1017.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.82.17

NS records: ns1017.ui-dns.de, ns1017.ui-dns.biz, ns1017.ui-dns.org, ns1017.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instituteurs.com (unsigned zone)

⏱️ Timing

Total: 509ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.60`
NS	4	`ns1017.ui-dns.org, ns1017.ui-dns.com...`
MX	2	`mx00.ionos.fr (pri: 10), mx01.ionos.fr (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1017.ui-dns.de hostmaster.1and1.fr`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1017.ui-dns.com, ns1017.ui-dns.com)

Analysis

IP Addresses

instituteurs.com points to a single IP: 217.160.0.60.

Other host names, for instance btmaintenance.com, pintoresiregua.com, fitnessparks.de, adrianwinterresearcher.com and olium.me share IP numbers with instituteurs.com.

Name Servers

instituteurs.com is delegated to four name servers: ns1017.ui-dns.biz, ns1017.ui-dns.com, ns1017.ui-dns.de and ns1017.ui-dns.org.

instituteurs.com at least partially shares its name servers with other domains, for instance doncarl.com, ju-sports.fr, playstationinside.fr, teamturners.co.uk and btbest.net.

these name servers are commonly used together with ns1080.ui-dns.biz, ns1033.ui-dns.de, ns1066.ui-dns.org and ns1032.ui-dns.biz.

Host names with two IPs: ns1017.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5111:100 and 217.160.81.17; ns1017.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5211:100 and 217.160.82.17; ns1017.ui-dns.de points to 2001:8d8:fe:53:0:d9a0:5011:100 and 217.160.80.17; ns1017.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5311:100 and 217.160.83.17.

Mail Servers

Two mail servers mx00.ionos.fr and mx01.ionos.fr handle instituteurs.com.

instituteurs.com uses the same mail server setup as other domains such as dealitz.com, blanchet-innovation-construction.fr, naelec.fr, spot-pharma.com and efficience-si.com.

Host names with a single IP:

mx00.ionos.fr resolves to 212.227.15.41.

mx01.ionos.fr resolves to 217.72.192.67.

instituteurs.com - robtex.com