73b.co - robtex.com
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73b.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.238.30.69🇺🇸 Amazon | ||||||
| PTR | ec2-3-238-30-69.compute-1.amazonaws.com | ||||||
| NS | ns4.csof.net ⭐ | ||||||
| A | 52.20.19.77🇺🇸 Amazon | ||||||
| PTR | ec2-52-20-19-77.compute-1.amazonaws.com | ||||||
| NS | ns1.csof.net | ||||||
| A | 18.205.186.231🇺🇸 Amazon | ||||||
| PTR | ec2-18-205-186-231.compute-1.amazonaws.com | ||||||
| NS | ns2.csof.net | ||||||
| A | 23.21.178.27🇺🇸 Amazon | ||||||
| PTR | ec2-23-21-178-27.compute-1.amazonaws.com | ||||||
| NS | ns3.csof.net | ||||||
| A | 3.214.185.54🇺🇸 Amazon | ||||||
| PTR | ec2-3-214-185-54.compute-1.amazonaws.com | ||||||
| MX | mx1.73b.co ⭐ | ||||||
| A | 46.4.12.146🇩🇪 Hetzner | ||||||
| PTR | static.146.12.4.46.clients.your-server.de | ||||||
| MX | mx2.73b.co ⭐ | ||||||
| A | 46.4.10.173🇩🇪 Hetzner | ||||||
| PTR | static.173.10.4.46.clients.your-server.de | ||||||
| TXT | v=spf1 include:_incspfcheck.mailspike.net ?all | ||||||
| SOA | ns4.csof.nethostmaster@73b.co serial=1771201340 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ 🔒 | ||||||
| NS | a.registrydns.co 🔒 | ||||||
| NS | b.registrydns.co 🔒 | ||||||
| NS | c.registrydns.co 🔒 | ||||||
| NS | d.registrydns.co 🔒 | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759585139 | ||||||
Same first word
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b73.de |
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🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| 73b.co | ns1.csof.net, ns2.csof.net, ns3.csof.net, ns4.csof.net | - |
✅ Authoritative Response
Server: 3.214.185.54
NS records: ns1.csof.net, ns2.csof.net, ns3.csof.net, ns4.csof.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 73b.co (unsigned zone)
⏱️ Timing
Total: 27ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.238.30.69 |
| NS | 4 | ns4.csof.net, ns1.csof.net... |
| MX | 2 | mx1.73b.co (pri: 10), mx2.73b.co (pri: 10) |
| TXT | 1 | v=spf1 include:_incspfcheck.mailspike.ne |
| SOA | 1 | ns4.csof.net hostmaster.73b.co |
AI analysis
73b.co points to a single IP: 3.238.30.69.
Other host names, for instance pubsts.bestflyer.net, 65253f945366b00303a68e7da87956c3.sbs, umrire.com, mobioseas.com and dupdagjj.com share IP numbers with 73b.co.
73b.co's delegation is handled by four name servers: ns1.csof.net, ns2.csof.net, ns3.csof.net and ns4.csof.net.
73b.co partially shares name servers with other domains; examples include ns1.mx2.ns2.fexpliquer.site, d22cc0e088ce98d5e313fa4a9965c9ce.com, 3a9b906a12e3b9df503da3b0ed88bec4.org, 64b308b04eea2fa28582b2129cf93c47.com and hidatabase.cn.
These name servers commonly accompany ns5.csof.net, ns6.csof.net, ns7.csof.net and ns8.csof.net.
Host names with one IP:
ns1.csof.net points to 18.205.186.231
ns2.csof.net points to 23.21.178.27
ns3.csof.net points to 3.214.185.54
ns4.csof.net points to 52.20.19.77
73b.co is handled by two mail servers: mx1.73b.co and mx2.73b.co.
Host names with one IP number: The host name mx1.73b.co points to 46.4.12.146 and the host name mx2.73b.co points to 46.4.10.173.