kowalczyk.com - robtex.com
kowalczyk.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=1778524296 | ||||||
Same first word
DNS History
9 records (7 active, 2 former)
●NSns1.mailbank.com2008-01-03 → 2026-05-11 · 2 obs
● 2026-05-11 18:40:02
●NSns1.mdnsservice.com2015-06-13 → 2026-05-11 · 3 obs
● 2015-06-13 14:20:52
● 2026-05-11 18:40:02
●NSns2.mailbank.com2008-01-03 → 2026-05-11 · 2 obs
● 2026-05-11 18:40:02
●NSns2.mdnsservice.com2015-06-13 → 2026-05-11 · 3 obs
● 2015-06-13 14:20:52
● 2026-05-11 18:40:02
●NSns3.mdnsservice.com2015-06-13 → 2026-05-11 · 3 obs
● 2015-06-13 14:20:52
● 2026-05-11 18:40:02
●MXmx.netidentity.com.cust.hostedemail.com2008-01-03 → 2026-05-11 · 2 obs
● 2026-05-11 18:40:02
○A216.10.106.1492008-01-03 → 2008-01-03 · 3 obs
○ 2015-06-13 14:20:52
○ 2026-05-11 18:40:02
●A216.40.34.372026-03-08 → 2026-05-11 · 3 obs
● 2026-03-08 04:33:00
● 2026-05-11 18:40:02
○A64.99.80.1212015-06-13 → 2017-10-06 · 5 obs
● 2015-06-13 14:20:52
● 2017-10-06 15:24:12
○ 2026-03-08 04:33:00
○ 2026-05-11 18:40:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kowalczyk.com | ns1.mailbank.com, ns2.mailbank.com | 2 records |
✅ Authoritative Response
Server:216.40.47.18
NS records: ns1.mailbank.com, ns2.mailbank.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kowalczyk.com (unsigned zone)
⏱️ Timing
Total: 215ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.40.34.37 |
| NS | 5 | ns3.mdnsservice.com, ns2.mdnsservice.com... |
| MX | 2 | mx.netidentity.com.cust.hostedemail.com , mx.netidentity.com.cust.hostedemail.com |
| TXT | 1 | v=spf1 include:_spf.hostedemail.com ~all |
| SOA | 1 | ns1.mdnsservice.com hostmaster.mdnsservi |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.mailbank.com, ns2.mailbank.com)
Analysis
IP Addresses
kowalczyk.com resolves to one IP number: 216.40.34.37.
other host names including houlihan.net, bohland.net, www.levac.com, mouridsen.com and www.cline.org share IP numbers with kowalczyk.com.
Name Servers
kowalczyk.com is delegated to five name servers: ns1.mailbank.com, ns2.mailbank.com, ns1.mdnsservice.com, ns2.mdnsservice.com and ns3.mdnsservice.com.
kowalczyk.com at least partially shares name servers with other domains, for instance debruin.com, crick.net, theryans.com, techasiahk.com.emailmx.com and brucemacmillan.com.emailmx.com.
Two IPs per host:
ns1.mdnsservice.com points to 2604:4000:0:d:216:40:47:18 and 216.40.47.18
ns2.mdnsservice.com points to 2604:4000:2800:d:64:99:148:11 and 64.98.148.11
ns3.mdnsservice.com points to 2604:4000:0:d:64:99:96:34 and 64.99.96.34
One IP per host:
ns1.mailbank.com points to 216.40.47.18
ns2.mailbank.com points to 64.98.148.11
Hosts pointing to 216.40.47.18:
ns1.mdnsservice.com and ns1.mailbank.com
Hosts pointing to 64.98.148.11:
ns2.mdnsservice.com and ns2.mailbank.com
Mail Servers
kowalczyk.com is handled by a single mail server, mx.netidentity.com.cust.hostedemail.com.
kowalczyk.com shares the same mail server setup as other domains, for instance dugger.com, eiland.com, hopfe.com, deutekom.com and hirn.net.
kowalczyk.com shares at least partially some mail servers with other domains, including affef.com, eckhard.net and brideau.com.
mx.netidentity.com.cust.hostedemail.com resolves to IP 216.40.42.4.