`nicolas-klein.com`

DNSSEC	⚠️ Not signed
A	109.234.165.73^{🇫🇷 O2SWITCH109.234.164.0/22}
		PTR	`109-234-165-73.reverse.odns.fr`
NS	`ns1.o2switch.net` ⭐
		A	109.234.160.5^{🇫🇷 O2SWITCH109.234.160.0/24 o2switch Internet Routing}
			PTR	`ns1.o2switch.net`
NS	`ns2.o2switch.net`
		A	109.234.161.5^{🇫🇷 O2SWITCH109.234.161.0/24 o2switch Internet Routing}
			PTR	`ns2.o2switch.net`
MX	`nicolas-klein.com` ⭐
		A	109.234.165.73^{🇫🇷 O2SWITCH109.234.164.0/22}
			PTR	`109-234-165-73.reverse.odns.fr`
TXT	`v=spf1 include:spf.mailjet.com +a +mx +ip4:109.234.165.73 +ip4:109.234.163.0/...`
SOA	`ns1.o2switch.net`support@o2switch.fr 2020-01-02 #4

`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=1774416637

MX for

nicolas-klein.com

Same first word

nicolas-klein.com

DNS History

9 records (4 active, 5 former)

○NSns0.online.net2017-01-04 → 2018-05-30 · 4 obs

● 2017-01-04 18:37:16
● 2018-05-30 21:02:44
○ 2026-02-19 01:29:58
○ 2026-03-25 05:31:52

●NSns1.o2switch.net2026-02-19 → 2026-03-25 · 3 obs

○ 2018-05-30 21:02:44
● 2026-02-19 01:29:58
● 2026-03-25 05:31:52

○NSns1.online.net2017-01-04 → 2018-05-30 · 4 obs

● 2017-01-04 18:37:16
● 2018-05-30 21:02:44
○ 2026-02-19 01:29:58
○ 2026-03-25 05:31:52

●NSns2.o2switch.net2026-02-19 → 2026-03-25 · 3 obs

○ 2018-05-30 21:02:44
● 2026-02-19 01:29:58
● 2026-03-25 05:31:52

○MXmxproxy-1.cloud.online.net2017-01-04 → 2018-05-30 · 4 obs

● 2017-01-04 18:37:16
● 2018-05-30 21:02:44
○ 2026-02-19 01:29:58
○ 2026-03-25 05:31:52

○MXmxproxy-2.cloud.online.net2017-01-04 → 2018-05-30 · 4 obs

● 2017-01-04 18:37:16
● 2018-05-30 21:02:44
○ 2026-02-19 01:29:58
○ 2026-03-25 05:31:52

●MXnicolas-klein.com2026-02-19 → 2026-03-25 · 3 obs

○ 2018-05-30 21:02:44
● 2026-02-19 01:29:58
● 2026-03-25 05:31:52

●A109.234.165.732026-02-19 → 2026-03-25 · 3 obs

○ 2018-05-30 21:02:44
● 2026-02-19 01:29:58
● 2026-03-25 05:31:52

○A212.47.231.2282017-01-04 → 2018-05-30 · 4 obs

● 2017-01-04 18:37:16
● 2018-05-30 21:02:44
○ 2026-02-19 01:29:58
○ 2026-03-25 05:31:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net...	-
nicolas-klein.com	ns1.o2switch.net, ns2.o2switch.net	-

✅ Authoritative Response

Server:109.234.161.5

NS records: ns1.o2switch.net, ns2.o2switch.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nicolas-klein.com (unsigned zone)

⏱️ Timing

Total: 775ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`109.234.165.73`
NS	2	`ns1.o2switch.net, ns2.o2switch.net`
MX	1	`nicolas-klein.com (pri: 0)`
TXT	1	`v=spf1 include:spf.mailjet.com +a +mx +i`
SOA	1	`ns1.o2switch.net support.o2switch.fr`

Analysis

Mail Server Role

nicolas-klein.com serves as the mail server for nicolas-klein.com.

IP Addresses

nicolas-klein.com points to an IP address: 109.234.165.73.

other host names include httpsarl.fr, corvulca.com, mail.appb.org, _dc-mx.421205adc3c5.artmars.co and 109-234-165-73.reverse.odns.fr; they share IP numbers with nicolas-klein.com.

Name Servers

Two name servers ns1.o2switch.net and ns2.o2switch.net handle the delegation for nicolas-klein.com.

nicolas-klein.com shares the same name server setup as other domains, for instance brilletplus.com, lpx.fr, cyberbougnat.net, passeportmontagne.com and actiloc.net.

nicolas-klein.com shares name servers with other domains at least partially, for example sorea.fr.

Host names with one IP:

ns1.o2switch.net points to: 109.234.160.5

ns2.o2switch.net points to: 109.234.161.5

Mail Servers

nicolas-klein.com is handled by a single mail server.

The host name nicolas-klein.com points to IP 109.234.165.73.

nicolas-klein.com - robtex.com