`kathan-partner.at`

DNSSEC	⚠️ Not signed
A	193.81.82.104^{🇦🇹 A1TELEKOM-AT193.80.0.0/15 A1 Telekom Austria AG}
		PTR	`pl031.a1webhosting.at`
NS	`dns2.a1.net` ⭐
		A	2001:67c:1bc::105^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`dns2.a1.net`
		A	2001:850:3010:101:213:33:99:79^{🇦🇹 A1TELEKOM-AT2001:850::/29 A1 Telekom Austria AG}
			PTR	`dns2.a1.net`
		A	192.174.68.105^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
		A	213.33.99.79^{🇦🇹 A1TELEKOM-AT213.33.0.0/17 A1 Telekom Austria AG}
			PTR	`dns2.a1.net`
NS	`dns1.a1.net`
		A	2001:850:3030:31:80:120:17:26^{🇦🇹 A1TELEKOM-AT2001:850::/29 A1 Telekom Austria AG}
			PTR	`dns1.a1.net`
		A	80.120.17.26^{🇦🇹 A1TELEKOM-AT80.120.0.0/14 HIGHWAY194}
			PTR	`dns1.a1.net`
NS	`dns3.a1.net`
		A	2001:67c:10b8::105^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`dns3.a1.net`
		A	176.97.158.105^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`dns3.a1.net`
MX	`kathanpartner-at01e.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
TXT	`MS=ms26111368`
TXT	`v=spf1 mx ip4:91.112.121.165 include:spf.protection.outlook.com -all`
SOA	`dns2.a1.net`domainadmin@a1.net 2025-11-03 #0

`at`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns.nic.at` ⭐
	NS	`d.ns.at`
	NS	`j.ns.at`
	NS	`n.ns.at`
	NS	`ns1.univie.ac.at`
	NS	`ns2.univie.ac.at`
	NS	`r.ns.at`
	NS	`u.ns.at`
	SOA	`dns.nic.at`domain-admin@univie.ac.at serial=1776164402

Subdomains

mail.kathan-partner.at

Same first word

kathan-partner.at

DNS History

11 records (5 active, 6 former)

●NSdns1.a1.net2020-02-10 → 2026-04-14 · 3 obs

○ 2017-03-17 03:04:48
● 2020-02-10 20:37:00
● 2026-04-14 12:13:52

○NSdns1.telekom.at2015-08-14 → 2017-03-17 · 4 obs

● 2015-08-14 11:21:28
● 2017-03-17 03:04:48
○ 2020-02-10 20:37:00
○ 2026-04-14 12:13:52

●NSdns2.a1.net2020-02-10 → 2026-04-14 · 3 obs

○ 2017-03-17 03:04:48
● 2020-02-10 20:37:00
● 2026-04-14 12:13:52

○NSdns2.telekom.at2015-08-14 → 2017-03-17 · 4 obs

● 2015-08-14 11:21:28
● 2017-03-17 03:04:48
○ 2020-02-10 20:37:00
○ 2026-04-14 12:13:52

●NSdns3.a1.net2020-02-10 → 2026-04-14 · 3 obs

○ 2017-03-17 03:04:48
● 2020-02-10 20:37:00
● 2026-04-14 12:13:52

○NSdns3.telekom.at2015-08-14 → 2017-03-17 · 4 obs

● 2015-08-14 11:21:28
● 2017-03-17 03:04:48
○ 2020-02-10 20:37:00
○ 2026-04-14 12:13:52

●MXkathanpartner-at01e.mail.protection.outlook.com2026-03-08 → 2026-04-14 · 3 obs

○ 2020-02-10 20:37:00
● 2026-03-08 11:09:32
● 2026-04-14 12:13:52

○MXmail.kathan-partner.at2015-08-14 → 2020-02-10 · 4 obs

● 2015-08-14 11:21:28
● 2020-02-10 20:37:00
○ 2026-03-08 11:09:32
○ 2026-04-14 12:13:52

○MXspooler.citydata.at2015-08-14 → 2015-08-14 · 3 obs

● 2015-08-14 11:21:28
○ 2015-12-08 14:49:08
○ 2026-04-14 12:13:52

●A193.81.82.1042026-03-08 → 2026-04-14 · 3 obs

○ 2020-02-10 20:37:00
● 2026-03-08 11:09:32
● 2026-04-14 12:13:52

○A195.3.98.52016-03-17 → 2020-02-10 · 4 obs

● 2016-03-17 05:17:16
● 2020-02-10 20:37:00
○ 2026-03-08 11:09:32
○ 2026-04-14 12:13:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
at	ns2.univie.ac.at, d.ns.at, ns1.univie.ac.at, u.ns.at...	-
kathan-partner.at	dns1.a1.net, dns2.a1.net, dns3.a1.net	-

✅ Authoritative Response

Server:80.120.17.26

NS records: dns1.a1.net, dns2.a1.net, dns3.a1.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kathan-partner.at (unsigned zone)

⏱️ Timing

Total: 821ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.81.82.104`
NS	3	`dns1.a1.net, dns2.a1.net...`
MX	1	`kathanpartner-at01e.mail.protection.outl`
TXT	2	`MS=ms26111368, v=spf1 mx ip4:91.112.121.165 include:spf`
SOA	1	`dns2.a1.net domainadmin.a1.net`

Analysis

Hierarchy

mail.kathan-partner.at is a child of kathan-partner.at.

IP Addresses

kathan-partner.at resolves to one IP number: 193.81.82.104.

Other host names, for instance pl031.a1webhosting.at, chemson.com, naturstein-trummer.at, oebb.hc-electric.com and www.naturstein-trummer.at share IP numbers with kathan-partner.at.

Name Servers

kathan-partner.at is delegated to three name servers: dns1.a1.net, dns2.a1.net and dns3.a1.net.

kathan-partner.at at least partially shares name servers with other domains, including tasknet.at, grinzing-heurigen.at, orag.at, scholten.at and per-saldo.at.

Host names with four IPs:

dns2.a1.net points to 2001:67c:1bc::105, 2001:850:3010:101:213:33:99:79, 192.174.68.105 and 213.33.99.79.

Host names with two IPs:

dns1.a1.net points to 2001:850:3030:31:80:120:17:26 and 80.120.17.26.

dns3.a1.net points to 2001:67c:10b8::105 and 176.97.158.105.

Mail Servers

A single mail server handles kathan-partner.at, kathanpartner-at01e.mail.protection.outlook.com.

Host kathanpartner-at01e.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::a, 2a01:111:f403:ca09::1, 52.101.68.5, 52.101.68.8, 52.101.68.25 and 52.101.73.12.

kathan-partner.at - robtex.com