sierakowski.com - robtex.com
sierakowski.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=1774423912 | ||||||
Same first word
sierakowski.com |
sierakowski.com.pl |
sierakowski.pl |
DNS History
16 records (5 active, 11 former)
○NSns1.anlx.net2007-08-15 → 2020-01-10 · 3 obs
● 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
●NSns17.domaincontrol.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 07:36:16
●NSns18.domaincontrol.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 07:36:16
○NSns2.anlx.net2007-08-15 → 2020-01-10 · 3 obs
● 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
○NSns3.anlx.net2007-08-15 → 2020-01-10 · 3 obs
● 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
○NSns4.anlx.net2007-08-15 → 2020-01-10 · 3 obs
● 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
○NSns5.anlx.net2007-08-15 → 2020-01-10 · 3 obs
● 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
○MXexchange.anlx.net2007-08-15 → 2007-08-15 · 3 obs
○ 2015-06-23 09:32:24
○ 2026-03-25 07:36:16
○MXfilter1.anlx.net2015-06-23 → 2016-05-17 · 5 obs
● 2015-06-23 09:32:24
● 2016-05-17 17:18:46
○ 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
○MXfilter2.anlx.net2015-06-23 → 2016-05-17 · 5 obs
● 2015-06-23 09:32:24
● 2016-05-17 17:18:46
○ 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
○MXmx.anlx.net2020-01-10 → 2020-01-10 · 3 obs
● 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
●MXsierakowski-com.mail.protection.outlook.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 07:36:16
●A13.248.243.52026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 07:36:16
●A76.223.105.2302026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 07:36:16
○A81.91.100.342020-01-10 → 2020-01-10 · 3 obs
● 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
○A81.91.102.82007-08-15 → 2016-05-17 · 4 obs
● 2016-05-17 17:18:46
○ 2020-01-10 14:48:38
○ 2026-03-25 07:36:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net... | - |
| sierakowski.com | ns17.domaincontrol.com, ns18.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.108.9
NS records: ns17.domaincontrol.com, ns18.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sierakowski.com (unsigned zone)
⏱️ Timing
Total: 109ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns17.domaincontrol.com, ns18.domaincontrol.com |
| MX | 1 | sierakowski-com.mail.protection.outlook. |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns17.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns17.domaincontrol.com, ns17.domaincontrol.com, ns18.domaincontrol.com...)
Analysis
IP Addresses
sierakowski.com has two IP numbers: 13.248.243.5 and 76.223.105.230.
Other host names, for instance legalicec.com, pareshjoshi.com, nikitaylor.com, uig-usa.com and securetheborder.us share IP numbers with sierakowski.com.
Name Servers
sierakowski.com's delegation uses two name servers: ns17.domaincontrol.com and ns18.domaincontrol.com.
sierakowski.com uses the same name server setup as other domains, such as fondsvalleedebaca.org, 247closer.com, agonpartners.com, boisehawks.net and mytandt.com.
Host names with two IPs:
ns17.domaincontrol.com points to 2603:5:21c0::9 and 97.74.108.9
ns18.domaincontrol.com points to 2603:5:22c0::9 and 173.201.76.9
Mail Servers
A single mail server handles sierakowski.com, sierakowski-com.mail.protection.outlook.com.
Host sierakowski-com.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:c902::6, 2a01:111:f403:c902::7, 2a01:111:f403:c922::1, 2a01:111:f403:f901::, 52.101.9.26, 52.101.10.10, 52.101.10.14 and 52.101.41.4.