koschak.com - robtex.com
koschak.com
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.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSdns1.a1.net2018-09-08 → 2026-03-23 · 3 obs
● 2018-09-08 18:10:00
● 2026-03-23 20:19:10
○NSdns1.inode.at2015-06-22 → 2016-12-31 · 4 obs
● 2016-12-31 17:20:26
○ 2018-09-08 18:10:00
○ 2026-03-23 20:19:10
●NSdns2.a1.net2018-09-08 → 2026-03-23 · 3 obs
● 2018-09-08 18:10:00
● 2026-03-23 20:19:10
○NSdns2.inode.at2015-06-22 → 2016-12-31 · 4 obs
● 2016-12-31 17:20:26
○ 2018-09-08 18:10:00
○ 2026-03-23 20:19:10
●NSdns3.a1.net2018-09-08 → 2026-03-23 · 3 obs
● 2018-09-08 18:10:00
● 2026-03-23 20:19:10
●MXkoschak-com.mail.protection.outlook.com2018-09-08 → 2026-03-23 · 3 obs
● 2018-09-08 18:10:00
● 2026-03-23 20:19:10
○MXmx.upcbusiness.at2015-06-22 → 2016-12-31 · 4 obs
● 2016-12-31 17:20:26
○ 2018-09-08 18:10:00
○ 2026-03-23 20:19:10
●A193.81.82.742026-02-20 → 2026-03-23 · 3 obs
● 2026-02-20 07:18:12
● 2026-03-23 20:19:10
○A195.3.98.52018-09-08 → 2018-09-08 · 4 obs
● 2018-09-08 18:10:00
○ 2026-02-20 07:18:12
○ 2026-03-23 20:19:10
○A213.47.222.802015-06-22 → 2016-04-23 · 4 obs
● 2016-04-23 07:44:20
○ 2016-12-31 17:20:26
○ 2026-03-23 20:19:10
○A84.116.32.652016-12-31 → 2016-12-31 · 4 obs
● 2016-12-31 17:20:26
○ 2018-09-08 18:10:00
○ 2026-03-23 20:19:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| koschak.com | dns1.a1.net, dns2.a1.net, dns3.a1.net | - |
✅ Authoritative Response
Server:213.33.99.79
NS records: dns1.a1.net, dns2.a1.net, dns3.a1.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koschak.com (unsigned zone)
⏱️ Timing
Total: 768ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.81.82.74 |
| NS | 3 | dns1.a1.net, dns2.a1.net... |
| MX | 1 | koschak-com.mail.protection.outlook.com |
| TXT | 2 | MS=ms16850194, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | dns1.a1.net domainadmin.a1.net |
Analysis
IP Addresses
koschak.com resolves to a single IP: 193.81.82.74.
Other host names, for instance fdw.at, fle.at, www.gasthaus-schwab.at, auflagenmanagement.at and noske.at share IP numbers with koschak.com.
Name Servers
koschak.com delegates to three name servers: dns1.a1.net, dns2.a1.net and dns3.a1.net.
koschak.com shares some name servers with other domains, for example perron.at, hts-fueller.at, heinisch-messtechnik.at, pt-railclub.com and leibez.at.
Host names with four IP numbers:
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 IP numbers:
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
koschak.com is handled by a single mail server, koschak-com.mail.protection.outlook.com.
Host koschak-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::8, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::, 2a01:111:f403:ca09::f, 52.101.68.12, 52.101.68.21, 52.101.68.36 and 52.101.73.11.