structum.fr - dns.ninja

`structum.fr`

DNSSEC	⚠️ Not signed
A	2a00:18e0:5:2:7577:4e4d:413b:f507^{🇩🇪 Amazon2a00:18e0:5::/48 EC2 Prefix}
		PTR	`relay.mail-forwarder.io`
A	2a00:18e0:5:3:dfe2:c743:85aa:61bc^{🇩🇪 Amazon2a00:18e0:5::/48 EC2 Prefix}
A	5.22.145.16^{🇩🇪 Amazon5.22.145.0/24}
A	5.22.145.121^{🇩🇪 Amazon5.22.145.0/24}
NS	`ns1.safebrands.fr` ⭐
		A	2a04:2b00:14cc::17^{🇬🇧 RCODEZERO-ANYCAST-SEC1-TLD2a04:2b00:14cc::/48}
			PTR	`ns17.i.centralnic-dns.com`
		A	193.227.117.17^{🇩🇪 RCODEZERO-ANYCAST-SEC1-TLD193.227.117.0/24}
NS	`ns2.safebrands.eu`
		A	2a04:2b00:14dd::18^{🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14dd::/48}
			PTR	`ns18.j.centralnic-dns.com`
		A	194.50.187.18^{🇩🇪 RCODEZERO-ANYCAST-SEC2194.50.187.0/24}
NS	`ns3.safebrands.com`
		A	2a04:2b00:14ee::19^{🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14ee::/48}
			PTR	`ns19.k.centralnic-dns.com`
		A	194.0.182.19^{🇩🇪 RCODEZERO-ANYCAST-SEC2194.0.182.0/24}
NS	`ns4.safebrands.org`
		A	2a04:2b00:14cc::20^{🇬🇧 RCODEZERO-ANYCAST-SEC1-TLD2a04:2b00:14cc::/48}
			PTR	`ns20.i.centralnic-dns.com`
		A	193.227.117.20^{🇩🇪 RCODEZERO-ANYCAST-SEC1-TLD193.227.117.0/24}
NS	`ns5.safebrands.tech`
		A	2a04:2b00:14dd::21^{🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14dd::/48}
			PTR	`ns21.j.centralnic-dns.com`
		A	194.50.187.21^{🇩🇪 RCODEZERO-ANYCAST-SEC2194.50.187.0/24}
MX	`mail.structum.fr` ⭐
		A	195.64.164.240
			PTR	`basic-mail.safebrands.com`
SOA	`ns1.safebrands.fr`tech@brandshelter.com 2025-06-14 #3

`fr`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.fr` ⭐
	NS	`d.nic.fr`
	NS	`f.ext.nic.fr`
	NS	`g.ext.nic.fr`
	TXT	`29 RRs processed [01/07/2026 02H41:18]`
	SOA	`a.nic.fr`dnsmaster@afnic.fr serial=2245644331

Subdomains

mail.structum.fr

Same first word

structum.mx

structum.tech

structum.lt

structum.com.pl

structum.info

structum.se

structum.co.uk

structum.eu

structum.ua

structum.net

structum.ru

structum.pl

structum.co

structum.com

structum.fr

DNS History

15 records (10 active, 5 former)

○NSa.ns.mailclub.fr2015-08-08 → 2019-04-03 · 4 obs

● 2015-08-08 04:59:36
● 2019-04-03 16:05:08
○ 2026-06-30 16:54:08
○ 2026-07-01 02:54:42

○NSb.ns.mailclub.eu2015-08-08 → 2019-04-03 · 4 obs

● 2015-08-08 04:59:36
● 2019-04-03 16:05:08
○ 2026-06-30 16:54:08
○ 2026-07-01 02:54:42

○NSc.ns.mailclub.com2015-08-08 → 2019-04-03 · 4 obs

● 2015-08-08 04:59:36
● 2019-04-03 16:05:08
○ 2026-06-30 16:54:08
○ 2026-07-01 02:54:42

○NSmaster.ns.mailclub.fr2015-08-08 → 2019-04-03 · 4 obs

● 2015-08-08 04:59:36
● 2019-04-03 16:05:08
○ 2026-06-30 16:54:08
○ 2026-07-01 02:54:42

●NSns1.safebrands.fr2026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

●NSns2.safebrands.eu2026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

●NSns3.safebrands.com2026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

●NSns4.safebrands.org2026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

●NSns5.safebrands.tech2026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

●MXmail.structum.fr2015-08-08 → 2026-07-01 · 2 obs

● 2015-08-08 04:59:36
● 2026-07-01 02:54:42

○A195.64.164.872015-08-08 → 2019-04-03 · 4 obs

● 2015-08-08 04:59:36
● 2019-04-03 16:05:08
○ 2026-06-30 16:54:08
○ 2026-07-01 02:54:42

●A2a00:18e0:5:2:7577:4e4d:413b:f5072026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

●A2a00:18e0:5:3:dfe2:c743:85aa:61bc2026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

●A5.22.145.1212026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

●A5.22.145.162026-06-30 → 2026-07-01 · 3 obs

○ 2019-04-03 16:05:08
● 2026-06-30 16:54:08
● 2026-07-01 02:54:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fr	g.ext.nic.fr, f.ext.nic.fr, d.nic.fr	-
structum.fr	ns4.safebrands.org, ns3.safebrands.com, ns5.safebrands.tech, ns2.safebrands.eu...	2 records

✅ Authoritative Response

Server:193.227.117.17

NS records: ns4.safebrands.org, ns3.safebrands.com, ns5.safebrands.tech, ns2.safebrands.eu, ns1.safebrands.fr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for structum.fr (unsigned zone)

⏱️ Timing

Total: 382ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`5.22.145.16, 5.22.145.121`
AAAA	2	`2a00:18e0:5:2:7577:4e4d:413b:f507, 2a00:18e0:5:3:dfe2:c743:85aa:61bc`
NS	5	`ns3.safebrands.com, ns2.safebrands.eu...`
MX	1	`mail.structum.fr (pri: 10)`
SOA	1	`ns1.safebrands.fr tech.brandshelter.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.safebrands.fr, ns1.safebrands.fr)

Analysis

Hierarchy

mail.structum.fr is a subdomain of structum.fr.

IP Addresses

structum.fr points to the four IP addresses 5.22.145.16, 5.22.145.121, 2a00:18e0:5:2:7577:4e4d:413b:f507 and 2a00:18e0:5:3:dfe2:c743:85aa:61bc.

Among the host names that share IP numbers with structum.fr are my-curtain.com, feecback.com.whoisproxy.org, mylad.com and two others.

Name Servers

The authoritative name servers for structum.fr are ns3.safebrands.com, ns2.safebrands.eu, ns1.safebrands.fr and two others.

The name servers of structum.fr overlap at least partially with those of other domains — among them la-francaise-des-jeux.mobi, dermaweb.pl, benefitycafe.sk and two more.

These name servers commonly co-occur with the name servers ns4.safebrands.org, ns5.safebrands.tech, dns.fdjeux.net and dns2.fdjeux.net.

Hosts with two IP numbers each:

The A records for ns3.safebrands.com return 194.0.182.19 and 2a04:2b00:14ee::19.

The A records for ns2.safebrands.eu return 194.50.187.18 and 2a04:2b00:14dd::18.

The A records for ns1.safebrands.fr return 193.227.117.17 and 2a04:2b00:14cc::17.

The A records for ns4.safebrands.org return 193.227.117.20 and 2a04:2b00:14cc::20.

The A records for ns5.safebrands.tech return 194.50.187.21 and 2a04:2b00:14dd::21.

Mail Servers

structum.fr routes its mail through a single mail server, mail.structum.fr.

mail.structum.fr resolves to 195.64.164.240 and no other IP number.