`seifertsystems.com`

DNSSEC	⚠️ Not signed
A	185.158.133.1^{🇩🇪 Cloudflare185.158.133.0/24}
NS	`ns1.instradns.com` ⭐
		A	75.2.6.34^{🇺🇸 Amazon75.2.0.0/20}
			PTR	`aef93cd39153ffbac.awsglobalaccelerator.com`
NS	`ns2.instradns.com`
		A	75.2.85.37^{🇺🇸 Amazon75.2.80.0/20}
			PTR	`a9bf3e392db71e4d0.awsglobalaccelerator.com`
NS	`ns3.instradns.com`
		A	99.83.188.20^{🇺🇸 Amazon99.83.176.0/20}
			PTR	`aef93cd39153ffbac.awsglobalaccelerator.com`
MX	`mxtls.expurgate.net` ⭐
		A	195.190.135.120^{🇩🇪 SCALEUP195.190.135.0/24}
			PTR	`mxtls.expurgate.net`
		A	195.190.135.121^{🇩🇪 SCALEUP195.190.135.0/24}
			PTR	`mxtls.expurgate.net`
		A	195.190.135.122^{🇩🇪 SCALEUP195.190.135.0/24}
			PTR	`mxtls.expurgate.net`
		A	195.190.135.123^{🇩🇪 SCALEUP195.190.135.0/24}
			PTR	`mxtls.expurgate.net`
		A	195.190.135.124^{🇩🇪 SCALEUP195.190.135.0/24}
			PTR	`mxtls.expurgate.net`
		A	195.190.135.125^{🇩🇪 SCALEUP195.190.135.0/24}
			PTR	`mxtls.expurgate.net`
TXT	`v=spf1 ip4:104.151.93.40/29 ip4:195.190.135.0/24 ip4:194.145.224.0/24 ip4:194...`
TXT	`google-site-verification=skMW6dpE2MNhDe3PHe4M6M_MwqQDqrH8gfp5CizUA_4`
SOA	`ns1.instradns.com`root@instra.com 2013-07-29 #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=1778584996

Same first word

seifertsystems.com

Similar names

setifersystems.com

DNS History

10 records (5 active, 5 former)

●NSns1.instradns.com2015-07-09 → 2026-05-12 · 2 obs

● 2015-07-09 15:12:50
● 2026-05-12 11:45:36

●NSns2.instradns.com2015-07-09 → 2026-05-12 · 2 obs

● 2015-07-09 15:12:50
● 2026-05-12 11:45:36

●NSns3.instradns.com2015-07-09 → 2026-05-12 · 2 obs

● 2015-07-09 15:12:50
● 2026-05-12 11:45:36

○MXmxa.expurgate.de2015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 15:12:50
● 2017-01-03 03:56:20
○ 2026-04-11 02:59:32
○ 2026-05-12 11:45:36

○MXmxa.expurgate.net2015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 15:12:50
● 2017-01-03 03:56:20
○ 2026-04-11 02:59:32
○ 2026-05-12 11:45:36

○MXmxb.expurgate.de2015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 15:12:50
● 2017-01-03 03:56:20
○ 2026-04-11 02:59:32
○ 2026-05-12 11:45:36

○MXmxb.expurgate.net2015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 15:12:50
● 2017-01-03 03:56:20
○ 2026-04-11 02:59:32
○ 2026-05-12 11:45:36

●MXmxtls.expurgate.net2026-04-11 → 2026-05-12 · 3 obs

○ 2017-01-03 03:56:20
● 2026-04-11 02:59:32
● 2026-05-12 11:45:36

●A185.158.133.12026-04-11 → 2026-05-12 · 3 obs

○ 2017-01-03 03:56:20
● 2026-04-11 02:59:32
● 2026-05-12 11:45:36

○A194.150.248.732015-07-09 → 2017-01-03 · 4 obs

● 2015-07-09 15:12:50
● 2017-01-03 03:56:20
○ 2026-04-11 02:59:32
○ 2026-05-12 11:45:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
seifertsystems.com	ns1.instradns.com, ns2.instradns.com, ns3.instradns.com	3 records

✅ Authoritative Response

Server:75.2.6.34

NS records: ns1.instradns.com, ns2.instradns.com, ns3.instradns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seifertsystems.com (unsigned zone)

⏱️ Timing

Total: 212ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.158.133.1`
NS	3	`ns1.instradns.com, ns2.instradns.com...`
MX	1	`mxtls.expurgate.net (pri: 10)`
TXT	2	`v=spf1 ip4:104.151.93.40/29 ip4:195.190., google-site-verification=skMW6dpE2MNhDe3`
SOA	1	`ns1.instradns.com root.instra.com`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.instradns.com, ns2.instradns.com, ns3.instradns.com)

Analysis

IP Addresses

seifertsystems.com resolves to a single IP address: 185.158.133.1.

Other host names including findsimilarartists.com, deliveryjo.com, aiphatech.com, cottagegrovecapital.com and ojasenergy.com share IP numbers with seifertsystems.com.

Name Servers

seifertsystems.com is delegated to three name servers: ns1.instradns.com, ns2.instradns.com and ns3.instradns.com.

seifertsystems.com at least partially shares name servers with other domains, including tekla.hk, 188bet.de, instra.no, nagase.com.tr and harper.international.

These name servers are commonly used with ns1.hostingww.com, ns2.hostingww.com, ns3.hostingww.com, ns1.onlydomains.com, ns2.onlydomains.com, ns3.onlydomains.com, ns11.globehosting.net and ns12.globehosting.net.

Hostnames with a single IP:

ns1.instradns.com points to: 75.2.6.34.

ns2.instradns.com points to: 75.2.85.37.

ns3.instradns.com points to: 99.83.188.20.

Mail Servers

seifertsystems.com is handled by a single mail server, mxtls.expurgate.net.

seifertsystems.com shares its mail server setup with other domains, including weber-unternehmensgruppe.com, kott-sonnenschutztechnik.de, uhl-beton.de, b-h-c.de and energieversprechen.de.

The mail servers for seifertsystems.com are shared with other domains, for instance aspectra.com, gtit.de, menke-agrar.com, kampa.de and wn.de.

these mail servers are commonly used alongside the mail servers mxtls.expurgate.de.

mxtls.expurgate.net resolves to six IPs: 195.190.135.120, 195.190.135.121, 195.190.135.122, 195.190.135.123, 195.190.135.124 and 195.190.135.125.

seifertsystems.com - robtex.com