`sustainablesystemsengineering.com`

DNSSEC	🔒 Signed (DS record present)
A	88.198.53.83^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
		PTR	`static.88.198.53.83.clients.your-server.de`
NS	`nsauth.myrootnet.com` ⭐
		A	2a0b:3100:200::5^{🇳🇱 AS229272000::/3}
			PTR	`nsauth.myrootnet.com`
		A	81.85.60.5
			PTR	`nsauth.myrootnet.com`
NS	`nsauth.myrootnet.nl`
		A	2a0b:3100:53::10^{🇳🇱 NL-BIT2a0b:3100::/40 Rootnet Managed Servers BIT-2}
		A	185.173.20.5^{🇳🇱 NL-BIT185.173.20.0/22}
			PTR	`nsauth.myrootnet.nl`
TXT	`v=spf1 a mx include:_spf.hostnet.nl -all`
SOA	`nsauth.myrootnet.com`root@rootnet.nl 2026-04-09 #1

`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=1775966497

Same first word

sustainablesystemsengineering.com

DNS History

3 records (3 active, 0 former)

●NSnsauth.myrootnet.com2026-02-18 → 2026-04-12 · 2 obs

● 2026-02-18 10:16:00
● 2026-04-12 04:18:18

●NSnsauth.myrootnet.nl2026-02-18 → 2026-04-12 · 2 obs

● 2026-02-18 10:16:00
● 2026-04-12 04:18:18

●A88.198.53.832026-02-18 → 2026-04-12 · 2 obs

● 2026-02-18 10:16:00
● 2026-04-12 04:18:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
sustainablesystemsengineering.com	nsauth.myrootnet.nl, nsauth.myrootnet.com	2 records

✅ Authoritative Response

Server:185.173.20.5

NS records: nsauth.myrootnet.nl, nsauth.myrootnet.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 595ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`88.198.53.83`
NS	2	`nsauth.myrootnet.com, nsauth.myrootnet.nl`
TXT	1	`v=spf1 a mx include:_spf.hostnet.nl -all`
SOA	1	`nsauth.myrootnet.com root.rootnet.nl`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsauth.myrootnet.com, nsauth.myrootnet.com)

Analysis

IP Addresses

sustainablesystemsengineering.com points to IP number 88.198.53.83.

For instance, other host names ulsi.nl, rinnetwork.com, lps.nl, move4u.com and bcshr.com share IP numbers with sustainablesystemsengineering.com.

Name Servers

sustainablesystemsengineering.com is delegated to two name servers: nsauth.myrootnet.com and nsauth.myrootnet.nl.

sustainablesystemsengineering.com uses the same name server setup as other domains such as geas.nl, deventeropstelten.nl, fasciatherapie.nl, kiddieland.nl and reetdach-kunstreet.de.

sustainablesystemsengineering.com shares some name servers with other domains, for example jiu-jitsu-gent.be, michielsjan.be, bournemouth.nl and stellingenspecialisten.com.

These name servers are commonly used with the name servers ns1.best4ugroup.be and ns2.best4ugroup.be.

Host names with two IP numbers:

nsauth.myrootnet.com points to 2a0b:3100:200::5 and 81.85.60.5; nsauth.myrootnet.nl points to 2a0b:3100:53::10 and 185.173.20.5.

sustainablesystemsengineering.com - robtex.com