cobcal.com - robtex.com
cobcal.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 152.53.247.249🇦🇹 netcup-AS152.53.244.0/22 | ||||||
| PTR | mail.herz-hand.net | ||||||
| NS | root-dns.netcup.net ⭐ | ||||||
| A | 2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | root-dns.netcup.net | ||||||
| A | 46.38.225.225🇩🇪 netcup-AS46.38.225.0/24 | ||||||
| PTR | root-dns.netcup.net | ||||||
| NS | second-dns.netcup.net | ||||||
| A | 2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | second-dns.netcup.net | ||||||
| A | 37.221.199.199🇩🇪 netcup-AS37.221.196.0/22 | ||||||
| PTR | second-dns.netcup.net | ||||||
| NS | third-dns.netcup.net | ||||||
| A | 2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| MX | mail.cobcal.com ⭐ | ||||||
| A | 152.53.247.249🇦🇹 netcup-AS152.53.244.0/22 | ||||||
| PTR | mail.herz-hand.net | ||||||
| TXT | v=spf1 mx a include:_spf.webhosting.systems ~all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2025-12-05 #5 | ||||||
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=1783216156 | ||||||
Same first word
cobcal.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSroot-dns.netcup.net2026-03-27 → 2026-07-05 · 2 obs
● 2026-07-05 01:49:54
●NSsecond-dns.netcup.net2026-03-27 → 2026-07-05 · 2 obs
● 2026-07-05 01:49:54
●NSthird-dns.netcup.net2026-03-27 → 2026-07-05 · 2 obs
● 2026-07-05 01:49:54
●MXmail.cobcal.com2026-03-27 → 2026-07-05 · 2 obs
● 2026-07-05 01:49:54
●A152.53.247.2492026-03-27 → 2026-07-05 · 2 obs
● 2026-07-05 01:49:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cobcal.com | root-dns.netcup.net, second-dns.netcup.net, third-dns.netcup.net | - |
✅ Authoritative Response
Server:37.221.199.199
NS records: root-dns.netcup.net, second-dns.netcup.net, third-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cobcal.com (unsigned zone)
⏱️ Timing
Total: 555ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 152.53.247.249 |
| NS | 3 | root-dns.netcup.net, second-dns.netcup.net... |
| MX | 1 | mail.cobcal.com (pri: 10) |
| TXT | 1 | v=spf1 mx a include:_spf.webhosting.syst |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
IP Addresses
cobcal.com has exactly one IP address — 152.53.247.249.
Name Servers
cobcal.com is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
There is at least partial name server overlap between cobcal.com and other domains — winkler.systems, thorsten-schiffer.com, diegeldmaschine.com and two more among them.
root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net each resolve to two IP addresses: root-dns.netcup.net resolves to 46.38.225.225 and 2a03:4000:0:1::e1e1; second-dns.netcup.net resolves to 37.221.199.199 and 2a03:4000:2:24b::c7c7; third-dns.netcup.net resolves to 188.68.63.68 and 2a03:4001:0:106::3f44.
Mail Servers
cobcal.com uses one mail server — mail.cobcal.com.
mail.cobcal.com resolves to a single IP number: 152.53.247.249.