calctus.com - robtex.com
calctus.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 185.253.212.22🇵🇱 AS48707-OPS-PL185.253.212.0/24 | ||||||
| NS | ns1.aftermarket.pl ⭐ | ||||||
| A | 185.253.213.10🇵🇱 AS48707-OPS-PL185.253.213.0/24 | ||||||
| PTR | ns1.aftermarket.pl | ||||||
| NS | ns2.aftermarket.pl | ||||||
| A | 185.253.214.10🇵🇱 AS48707-OPS-PL185.253.214.0/24 | ||||||
| PTR | ns2.aftermarket.pl | ||||||
| MX | blackhole.aftermarket.pl ⭐ | ||||||
| A | 185.237.29.29🇵🇱 AS48707-OPS-PL185.237.29.0/24 | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | ns1.aftermarket.plkontakt@aftermarket.pl serial=2510250132 | ||||||
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=1776027247 | ||||||
Same first word
calctus.com |
Similar names
DNS History
10 records (4 active, 6 former)
●NSns1.aftermarket.pl2026-04-09 → 2026-04-12 · 3 obs
● 2026-04-09 09:11:32
● 2026-04-12 21:11:26
○NSns1.dnsowl.com2019-01-30 → 2019-01-30 · 3 obs
○ 2026-04-09 09:11:32
○ 2026-04-12 21:11:26
●NSns2.aftermarket.pl2026-04-09 → 2026-04-12 · 3 obs
● 2026-04-09 09:11:32
● 2026-04-12 21:11:26
○NSns2.dnsowl.com2019-01-30 → 2019-01-30 · 3 obs
○ 2026-04-09 09:11:32
○ 2026-04-12 21:11:26
○NSns3.dnsowl.com2019-01-30 → 2019-01-30 · 3 obs
○ 2026-04-09 09:11:32
○ 2026-04-12 21:11:26
●MXblackhole.aftermarket.pl2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-12 21:11:26
○A107.161.23.2042019-01-30 → 2019-01-30 · 3 obs
○ 2026-04-09 09:11:32
○ 2026-04-12 21:11:26
●A185.253.212.222026-04-09 → 2026-04-12 · 3 obs
● 2026-04-09 09:11:32
● 2026-04-12 21:11:26
○A192.161.187.2002019-01-30 → 2019-01-30 · 3 obs
○ 2026-04-09 09:11:32
○ 2026-04-12 21:11:26
○A209.141.38.712019-01-30 → 2019-01-30 · 3 obs
○ 2026-04-09 09:11:32
○ 2026-04-12 21:11:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| calctus.com | ns1.aftermarket.pl, ns2.aftermarket.pl | - |
✅ Authoritative Response
Server:185.253.214.10
NS records: ns1.aftermarket.pl, ns2.aftermarket.pl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 389ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.253.212.22 |
| NS | 2 | ns2.aftermarket.pl, ns1.aftermarket.pl |
| MX | 1 | blackhole.aftermarket.pl (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns1.aftermarket.pl kontakt.aftermarket.p |
Analysis
IP Addresses
calctus.com resolves to one IP number: 185.253.212.22.
other host names including h-b202-80.resetnet.pl, mail.rogatek.pl, reardeltoidexercises.blogspot.com.pl, (0x736578)xx.pl and router-83-238-61-1.netbase.pl share IP numbers with calctus.com.
Name Servers
calctus.com is delegated to two name servers ns1.aftermarket.pl and ns2.aftermarket.pl.
calctus.com shares the same name server setup as other domains, for instance wimal.pl, diagnoserwis.pl, xenetech.eu, maxtom.pl and weselne.pl.
calctus.com shares at least some name servers with other domains, for example ibs.pl, vooya.pl and mfu.pl.
These name servers are commonly used alongside verify-39b0dfe3937bed4c.ns1.aftermarket.pl and verify-39b0dfe3937bed4c.ns2.aftermarket.pl.
Host names with one IP number:
ns1.aftermarket.pl points to 185.253.213.10
ns2.aftermarket.pl points to 185.253.214.10
Mail Servers
calctus.com is handled by a single mail server, blackhole.aftermarket.pl.
calctus.com shares the same mail server setup as other domains, for instance vfn.pl, mateuszszaton.pl, ra24.pl, merlin.com.pl and profestlublin.pl.
blackhole.aftermarket.pl resolves to IP 185.237.29.29.