`kotrasch.com`

DNSSEC	⚠️ Not signed
NS	`siv.twin.at` ⭐
		A	213.173.72.3^{🇦🇹 UNSPECIFIED213.173.64.0/19 BK DAT}
			PTR	`siv.twin.at`
NS	`tor.twin.at` ⚠️ Not in parent delegation
		A	213.173.72.1^{🇦🇹 UNSPECIFIED213.173.64.0/19 BK DAT}
			PTR	`tor.twin.at`
MX	`web2.twin.at` ⭐
		A	213.173.80.7^{🇦🇹 UNSPECIFIED213.173.64.0/19 BK DAT}
TXT	`v=spf1 mx a:web2.twin.at -all`
SOA	`siv.twin.at`jan\@smitterberg.bkdat.net 2007-01-12 #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=1785912944

Same first word

kotrasch.at

kotrasch.com

Similar names

DNS History

4 records (3 active, 1 former)

●NSsiv.twin.at2015-07-03 → 2026-08-05 · 2 obs

● 2015-07-03 06:26:26
● 2026-08-05 07:14:12

●NStor.twin.at2015-07-03 → 2026-08-05 · 2 obs

● 2015-07-03 06:26:26
● 2026-08-05 07:14:12

○MXtor.twin.at2015-07-03 → 2018-06-22 · 4 obs

● 2015-07-03 06:26:26
● 2018-06-22 08:06:08
○ 2026-06-20 16:36:52
○ 2026-08-05 07:14:12

●MXweb2.twin.at2026-06-20 → 2026-08-05 · 3 obs

○ 2018-06-22 08:06:08
● 2026-06-20 16:36:52
● 2026-08-05 07:14:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net...	-
kotrasch.com	siv.twin.at	-

✅ Authoritative Response

Server:213.173.72.3

NS records: siv.twin.at

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kotrasch.com (unsigned zone)

⏱️ Timing

Total: 887ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`siv.twin.at, tor.twin.at`
MX	1	`web2.twin.at (pri: 10)`
TXT	1	`v=spf1 mx a:web2.twin.at -all`
SOA	1	`siv.twin.at jan\.smitterberg.bkdat.net`

Analysis

Name Servers

kotrasch.com is served by two delegated name servers, siv.twin.at and tor.twin.at.

The name server configuration of kotrasch.com is shared with other domains, for instance hs-musger-kindberg.ac.at, sat-krieglach.at, veitsch.at and two others.

kotrasch.com has at least partial name server overlap with other domains, such as 67.173.213.in-addr.arpa, 95.173.213.in-addr.arpa, 73.173.213.in-addr.arpa and two others.

It is common to find these name servers paired with the name servers oden.bkdat.net.

siv.twin.at directs to 213.173.72.3 and tor.twin.at directs to 213.173.72.1; each host name points to exactly one IP number.

Mail Servers

kotrasch.com uses one mail server — web2.twin.at.

The mail server setup of kotrasch.com matches that of other domains such as nk-elektrotechnik.at, appaloosa-karnerhof.at, rostfest.at and two others.

There is one IP number for web2.twin.at: 213.173.80.7.

kotrasch.com - robtex.com

kotrasch.com

com