`learn-selfdefense.com`

DNSSEC	⚠️ Not signed
A	109.234.167.181^{🇫🇷 O2SWITCH109.234.164.0/22}
		PTR	`109-234-167-181.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	`mail.learn-selfdefense.com` ⭐
		A	109.234.167.181^{🇫🇷 O2SWITCH109.234.164.0/22}
			PTR	`109-234-167-181.reverse.odns.fr`
TXT	`v=spf1 ip4:109.234.167.181 +a +mx +include:spf.jabatus.fr ~all`
SOA	`ns1.o2switch.net`sysadmin@o2switch.fr 2026-03-12 #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=1771291435

Same first word

learn-selfdefense.com

DNS History

11 records (4 active, 7 former)

○NSns1.dns-parking.com2026-02-18 → 2026-03-19 · 2 obs

○ 2026-02-18 03:57:14
○ 2026-03-19 07:56:00

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

○ 2026-02-23 10:43:26
● 2026-03-19 07:55:58
● 2026-03-19 07:56:00

○NSns2.dns-parking.com2026-02-18 → 2026-03-19 · 2 obs

○ 2026-02-18 03:57:14
○ 2026-03-19 07:56:00

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

○ 2026-02-23 10:43:26
● 2026-03-19 07:55:58
● 2026-03-19 07:56:00

○NSvda7900a.trouble-free.net2026-02-18 → 2026-02-23 · 4 obs

● 2026-02-18 03:57:14
● 2026-02-23 10:43:26
○ 2026-03-19 07:55:58
○ 2026-03-19 07:56:00

○NSvda7900b.trouble-free.net2026-02-18 → 2026-02-23 · 4 obs

● 2026-02-18 03:57:14
● 2026-02-23 10:43:26
○ 2026-03-19 07:55:58
○ 2026-03-19 07:56:00

●MXmail.learn-selfdefense.com2026-02-18 → 2026-03-19 · 2 obs

● 2026-02-18 03:57:14
● 2026-03-19 07:56:00

●A109.234.167.1812026-03-19 → 2026-03-19 · 3 obs

○ 2026-02-23 10:43:26
● 2026-03-19 07:55:58
● 2026-03-19 07:56:00

○A188.94.114.522015-07-09 → 2015-07-09 · 3 obs

● 2015-07-09 06:28:04
○ 2026-02-18 03:57:14
○ 2026-03-19 07:56:00

○A204.13.238.1152026-02-18 → 2026-02-23 · 5 obs

○ 2017-03-13 06:04:30
● 2026-02-18 03:57:14
● 2026-02-23 10:43:26
○ 2026-03-19 07:55:58
○ 2026-03-19 07:56:00

○A74.220.199.62015-07-09 → 2017-03-13 · 4 obs

● 2015-07-09 06:28:04
● 2017-03-13 06:04:30
○ 2026-02-18 03:57:14
○ 2026-03-19 07:56:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
learn-selfdefense.com	ns1.o2switch.net, ns2.o2switch.net	-

✅ Authoritative Response

Server: 109.234.160.5

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 700ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`109.234.167.181`
NS	2	`ns1.o2switch.net, ns2.o2switch.net`
MX	1	`mail.learn-selfdefense.com (pri: 0)`
TXT	1	`v=spf1 ip4:109.234.167.181 +a +mx +inclu`
SOA	1	`ns1.o2switch.net sysadmin.o2switch.fr`

Analysis

IP Addresses

learn-selfdefense.com points to a single IP number: 109.234.167.181.

Other host names, for instance mail.prixfrance.fr, gitem-ecotree.fr, compagnie-playmobile.com, mail.compagnie-playmobile.com and mail.iphondroid.com share IP numbers with learn-selfdefense.com.

Name Servers

Delegation for learn-selfdefense.com rests with two name servers, ns1.o2switch.net and ns2.o2switch.net.

learn-selfdefense.com shares the same name server setup as other domains, including pluton.co, adventrips.com, verda-int.com, cannes-i-get.com and country31.fr.

Host names with one IP number: ns1.o2switch.net points to 109.234.160.5; ns2.o2switch.net points to 109.234.161.5.

Mail Servers

learn-selfdefense.com is handled by a single mail server, mail.learn-selfdefense.com.

mail.learn-selfdefense.com points to a single IP: 109.234.167.181.

learn-selfdefense.com - robtex.com