🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`structbuilders.com`

DNSSEC	⚠️ Not signed
A	109.234.161.54^{🇫🇷 O2SWITCH109.234.161.0/24 o2switch Internet Routing}
		PTR	`109-234-161-54.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	`structbuilders.com` ⭐
		A	109.234.161.54^{🇫🇷 O2SWITCH109.234.161.0/24 o2switch Internet Routing}
			PTR	`109-234-161-54.reverse.odns.fr`
TXT	`v=spf1 ip4:109.234.161.54 +a +mx +include:spf.jabatus.fr ~all`
TXT	`google-site-verification=1G0G8dgxhTjJUst6EFFl_qtta_0BvwJgRdqwRmdXJr0`
SOA	`ns1.o2switch.net`systemshl@o2switch.fr 2026-11-09 #0

`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=1794624396

⚠️ On DNS blocklist: tif, tif.medium

MX for

structbuilders.com

Same first word

structbuilders.com

Similar names

bildstructures.ie

Previous names

Next names

DNS History

21 records (4 active, 17 former)

○NSns-cloud-d1.googledomains.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○NSns-cloud-d2.googledomains.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○NSns-cloud-d3.googledomains.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○NSns-cloud-d4.googledomains.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

●NSns1.o2switch.net2026-11-14 → 2026-11-14 · 3 obs

○ 2026-10-12 09:29:04
● 2026-11-14 03:16:52
● 2026-11-14 03:25:42

●NSns2.o2switch.net2026-11-14 → 2026-11-14 · 3 obs

○ 2026-10-12 09:29:04
● 2026-11-14 03:16:52
● 2026-11-14 03:25:42

○MXalt1.aspmx.l.google.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○MXalt2.aspmx.l.google.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○MXalt3.aspmx.l.google.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○MXalt4.aspmx.l.google.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○MXaspmx.l.google.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

●MXstructbuilders.com2026-11-14 → 2026-11-14 · 3 obs

○ 2026-10-12 09:29:04
● 2026-11-14 03:16:52
● 2026-11-14 03:25:42

●A109.234.161.542026-11-14 → 2026-11-14 · 3 obs

○ 2026-10-12 09:29:04
● 2026-11-14 03:16:52
● 2026-11-14 03:25:42

○A2001:4860:4802:32::152019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○A2001:4860:4802:34::152019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○A2001:4860:4802:36::152019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○A2001:4860:4802:38::152019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○A216.239.32.212019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○A216.239.34.212019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○A216.239.36.212019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

○A216.239.38.212019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 03:27:50
○ 2026-10-12 09:29:04
○ 2026-11-14 03:25:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
structbuilders.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 structbuilders.com (unsigned zone)

⏱️ Timing

Total: 598ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`109.234.161.54`
NS	2	`ns2.o2switch.net, ns1.o2switch.net`
MX	1	`structbuilders.com (pri: 0)`
TXT	2	`google-site-verification=1G0G8dgxhTjJUst, v=spf1 ip4:109.234.161.54 +a +mx +includ`
SOA	1	`ns1.o2switch.net systemshl.o2switch.fr`

Analysis

Mail Server Role

structbuilders.com acts as its own mail server.

IP Addresses

structbuilders.com points to a single IP number: 109.234.161.54.

Additional host names — sae-sas.fr, nilsdessale.com, mail.visorion.fr and two others — share IP numbers with structbuilders.com.

Name Servers

Two name servers handle the delegation for structbuilders.com: ns1.o2switch.net and ns2.o2switch.net.

structbuilders.com shares its name server setup with other domains, including couvreur-nantes-44.fr, breedsim.com, amis-de-saint-prejet.fr and two others.

ns1.o2switch.net directs to 109.234.160.5 and ns2.o2switch.net directs to 109.234.161.5; each host name points to exactly one IP number.

Mail Servers

structbuilders.com has a single mail server: structbuilders.com itself.

structbuilders.com carries a single IP number, which is 109.234.161.54.

structbuilders.com - robtex.com