letkey.com - dns.ninja

`letkey.com`

DNSSEC	⚠️ Not signed
A	91.121.142.151^{🇫🇷 OVH91.121.0.0/16 ISP Paris, France}
		PTR	`ks356543.kimsufi.com`
NS	`ns41.infomaniak.com` ⭐
		A	2001:1600:0:aaaa::3^{🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA}
			PTR	`ns41.infomaniak.com`
		A	83.166.143.74^{🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA}
			PTR	`ns41.infomaniak.com`
NS	`ns42.infomaniak.com`
		A	2001:1600:0:aaaa::4^{🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA}
			PTR	`ns42.infomaniak.com`
		A	83.166.143.75^{🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA}
			PTR	`ns42.infomaniak.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=6b8c80a45f55eec450f9e4e6c25d717d2e6817b6`
TXT	`v=spf1 include:_spf.protonmail.ch mx ~all`
SOA	`ns41.infomaniak.com`hostmaster@infomaniak.ch 2023-07-24 #16

`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=1783456956

Same first word

letkey.com

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DNS History

9 records (5 active, 4 former)

○NSa.dns.gandi.net2015-07-23 → 2017-08-31 · 4 obs

● 2015-07-23 12:34:42
● 2017-08-31 13:36:40
○ 2026-06-25 20:23:34
○ 2026-07-07 20:43:20

○NSb.dns.gandi.net2015-07-23 → 2017-08-31 · 4 obs

● 2015-07-23 12:34:42
● 2017-08-31 13:36:40
○ 2026-06-25 20:23:34
○ 2026-07-07 20:43:20

○NSc.dns.gandi.net2015-07-23 → 2017-08-31 · 4 obs

● 2015-07-23 12:34:42
● 2017-08-31 13:36:40
○ 2026-06-25 20:23:34
○ 2026-07-07 20:43:20

●NSns41.infomaniak.com2026-06-25 → 2026-07-07 · 3 obs

○ 2017-08-31 13:36:40
● 2026-06-25 20:23:34
● 2026-07-07 20:43:20

●NSns42.infomaniak.com2026-06-25 → 2026-07-07 · 3 obs

○ 2017-08-31 13:36:40
● 2026-06-25 20:23:34
● 2026-07-07 20:43:20

●MXmail.protonmail.ch2026-06-25 → 2026-07-07 · 3 obs

○ 2017-08-31 13:36:40
● 2026-06-25 20:23:34
● 2026-07-07 20:43:20

●MXmailsec.protonmail.ch2026-06-25 → 2026-07-07 · 3 obs

○ 2017-08-31 13:36:40
● 2026-06-25 20:23:34
● 2026-07-07 20:43:20

○MXspool.mail.gandi.net2015-07-23 → 2017-08-31 · 4 obs

● 2015-07-23 12:34:42
● 2017-08-31 13:36:40
○ 2026-06-25 20:23:34
○ 2026-07-07 20:43:20

●A91.121.142.1512015-07-23 → 2026-07-07 · 2 obs

● 2015-07-23 12:34:42
● 2026-07-07 20:43:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
letkey.com	ns41.infomaniak.com, ns42.infomaniak.com	4 records

✅ Authoritative Response

Server:83.166.143.74

NS records: ns41.infomaniak.com, ns42.infomaniak.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for letkey.com (unsigned zone)

⏱️ Timing

Total: 435ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.121.142.151`
NS	2	`ns41.infomaniak.com, ns42.infomaniak.com`
MX	2	`mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10)`
TXT	2	`v=spf1 include:_spf.protonmail.ch mx ~al, protonmail-verification=6b8c80a45f55eec4`
SOA	1	`ns41.infomaniak.com hostmaster.infomania`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns41.infomaniak.com, ns41.infomaniak.com, ns42.infomaniak.com...)

Analysis

IP Addresses

letkey.com resolves to one IP address: 91.121.142.151.

Other host names, among them ks356543.kimsufi.com and art-rugs.com, have IP numbers in common with letkey.com.

Name Servers

letkey.com is served by two delegated name servers, ns41.infomaniak.com and ns42.infomaniak.com.

letkey.com uses the same name servers as several other domains — among them agostinelli.me, tapoya.com, shirtbox.be and two more.

Each of the two host names carries two IP addresses: ns41.infomaniak.com points to 83.166.143.74 and 2001:1600:0:aaaa::3, and ns42.infomaniak.com points to 83.166.143.75 and 2001:1600:0:aaaa::4.

Mail Servers

Mail for letkey.com is handled by two mail servers — mail.protonmail.ch and mailsec.protonmail.ch.

letkey.com uses an identical mail server configuration to several other domains — among them bethub.com.au, sercankum.design, 560mail.com and two more.

letkey.com has at least partial mail server overlap with other domains such as meridiancraftbrewing.com, obley.net, avox.com.au and two more.

The hosts mail.protonmail.ch and mailsec.protonmail.ch both resolve to three IP numbers: mail.protonmail.ch to 176.119.200.128, 185.70.42.128 and 185.205.70.128, and mailsec.protonmail.ch to 176.119.200.129, 185.70.42.129 and 185.205.70.129.