fiberstruct.com - dns.ninja

`fiberstruct.com`

DNSSEC	⚠️ Not signed
A	185.223.163.85^{🇪🇪 INFRAPOD185.223.163.0/24}
		PTR	`srv05.blackdesk.nl`
NS	`ns1.eurodns.com` ⭐
		A	2610:1c8:b002::107^{🇺🇸 AS233932610:1c8:b002::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns1.eurodns.com`
		A	199.167.66.107^{🇺🇸 AS23393199.167.66.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns1.eurodns.com`
NS	`ns2.eurodns.com`
		A	2610:1c8:b001::107^{🇺🇸 AS233932610:1c8:b001::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns2.eurodns.com`
		A	104.37.178.107^{🇺🇸 AS23393104.37.178.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns2.eurodns.com`
NS	`ns3.eurodns.com`
		A	2610:1c8:b002::108^{🇺🇸 AS233932610:1c8:b002::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns3.eurodns.com`
		A	199.167.66.108^{🇺🇸 AS23393199.167.66.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns3.eurodns.com`
NS	`ns4.eurodns.com`
		A	2610:1c8:b001::108^{🇺🇸 AS233932610:1c8:b001::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns4.eurodns.com`
		A	104.37.178.108^{🇺🇸 AS23393104.37.178.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns4.eurodns.com`
MX	`fiberstruct-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
TXT	`v=spf1 include:_spf.syndus.com include:spf.protection.outlook.com include:_sp...`
TXT	`atlassian-domain-verification=gNb3JwD9n5Inv3bHS4nqXBUKcGdh27hUL/AIYdrYdL7RKi9...`
TXT	`google-site-verification=rYxjz2zNP6AscdEtyfsQfi-wZB14SSeRot69sLDir0o`
TXT	`_4v9qc0tk8wa68d9vp5jd6wjpui4w47y`
SOA	`ns1.eurodns.com`hostmaster@eurodns.com 2026-06-10 #2

`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=1781369118

Subdomains

mail.fiberstruct.com

nrw.fiberstruct.com

Same first word

fiberstruct.com

DNS History

16 records (6 active, 10 former)

○NSns.zeelandnet.nl2015-07-23 → 2020-01-01 · 4 obs

● 2015-07-23 17:26:48
● 2020-01-01 06:08:42
○ 2026-02-17 21:01:04
○ 2026-06-13 16:57:20

●NSns1.eurodns.com2026-02-17 → 2026-06-13 · 3 obs

○ 2020-01-01 06:08:42
● 2026-02-17 21:01:04
● 2026-06-13 16:57:20

●NSns2.eurodns.com2026-02-17 → 2026-06-13 · 3 obs

○ 2020-01-01 06:08:42
● 2026-02-17 21:01:04
● 2026-06-13 16:57:20

○NSns2.zeelandnet.nl2015-07-23 → 2020-01-01 · 4 obs

● 2015-07-23 17:26:48
● 2020-01-01 06:08:42
○ 2026-02-17 21:01:04
○ 2026-06-13 16:57:20

●NSns3.eurodns.com2026-02-17 → 2026-06-13 · 3 obs

○ 2020-01-01 06:08:42
● 2026-02-17 21:01:04
● 2026-06-13 16:57:20

●NSns4.eurodns.com2026-02-17 → 2026-06-13 · 3 obs

○ 2020-01-01 06:08:42
● 2026-02-17 21:01:04
● 2026-06-13 16:57:20

●MXfiberstruct-com.mail.protection.outlook.com2026-02-17 → 2026-06-13 · 3 obs

○ 2020-01-01 06:08:42
● 2026-02-17 21:01:04
● 2026-06-13 16:57:20

○MXmail.eyke.com2015-07-23 → 2020-01-01 · 4 obs

● 2015-07-23 17:26:48
● 2020-01-01 06:08:42
○ 2026-02-17 21:01:04
○ 2026-06-13 16:57:20

○MXmail.fiberstruct.com2015-07-23 → 2020-01-01 · 4 obs

● 2015-07-23 17:26:48
● 2020-01-01 06:08:42
○ 2026-02-17 21:01:04
○ 2026-06-13 16:57:20

○MXmail.zeelandnet.nl2015-07-23 → 2020-01-01 · 4 obs

● 2015-07-23 17:26:48
● 2020-01-01 06:08:42
○ 2026-02-17 21:01:04
○ 2026-06-13 16:57:20

○MXmail2.eyke.com2015-07-23 → 2020-01-01 · 4 obs

● 2015-07-23 17:26:48
● 2020-01-01 06:08:42
○ 2026-02-17 21:01:04
○ 2026-06-13 16:57:20

○MXmailbackup.zeelandnet.nl2015-07-23 → 2016-04-26 · 4 obs

● 2015-07-23 17:26:48
● 2016-04-26 23:39:36
○ 2017-03-17 02:53:48
○ 2026-06-13 16:57:20

●A185.223.163.852026-02-17 → 2026-06-13 · 3 obs

○ 2020-01-01 06:08:42
● 2026-02-17 21:01:04
● 2026-06-13 16:57:20

○A2a02:348:b4:e783::2262020-01-01 → 2020-01-01 · 4 obs

○ 2017-03-17 02:53:48
● 2020-01-01 06:08:42
○ 2026-02-17 21:01:04
○ 2026-06-13 16:57:20

○A85.222.231.1312017-03-17 → 2017-03-17 · 3 obs

● 2017-03-17 02:53:48
○ 2020-01-01 06:08:42
○ 2026-06-13 16:57:20

○A85.222.231.2262020-01-01 → 2020-01-01 · 4 obs

○ 2017-03-17 02:53:48
● 2020-01-01 06:08:42
○ 2026-02-17 21:01:04
○ 2026-06-13 16:57:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
fiberstruct.com	ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com, ns4.eurodns.com	8 records

✅ Authoritative Response

Server:104.37.178.108

NS records: ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com, ns4.eurodns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fiberstruct.com (unsigned zone)

⏱️ Timing

Total: 1755ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.223.163.85`
NS	4	`ns1.eurodns.com, ns2.eurodns.com...`
MX	1	`fiberstruct-com.mail.protection.outlook.`
TXT	4	`v=spf1 include:_spf.syndus.com include:s, atlassian-domain-verification=gNb3JwD9n5...`
SOA	1	`ns1.eurodns.com hostmaster.eurodns.com`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.eurodns.com, ns1.eurodns.com, ns2.eurodns.com...)

Analysis

Hierarchy

fiberstruct.com is the parent domain of mail.fiberstruct.com and nrw.fiberstruct.com.

IP Addresses

fiberstruct.com points to a single IP number: 185.223.163.85.

Additional host names — tecwire.nl, www.amerplastics.com, amerplastics.com and two others — share IP numbers with fiberstruct.com.

Name Servers

fiberstruct.com is delegated to four name servers, ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and ns4.eurodns.com.

There is at least partial name server overlap between fiberstruct.com and other domains — reinhuasen.com, unite.chat, ublik.eu and two more among them.

All four hostnames — ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and ns4.eurodns.com — resolve to two IP numbers apiece: ns1.eurodns.com to 199.167.66.107 and 2610:1c8:b002::107; ns2.eurodns.com to 104.37.178.107 and 2610:1c8:b001::107; ns3.eurodns.com to 199.167.66.108 and 2610:1c8:b002::108; ns4.eurodns.com to 104.37.178.108 and 2610:1c8:b001::108.

Mail Servers

fiberstruct.com has one mail server: fiberstruct-com.mail.protection.outlook.com.

fiberstruct-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.8, 52.101.68.21, 52.101.68.25 and 5 other.