dfw.opendns.com - robtex.com
dfw.opendns.com
| DNSSEC | ⚠️ Not signed | ||||||
opendns.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 146.112.62.105🇺🇸 OPENDNS146.112.62.0/24 OpenDNS-146-112-62-0 | ||||||
| NS | auth1.opendns.com ⭐ | ||||||
| NS | auth2.opendns.com | ||||||
| NS | auth3.opendns.com | ||||||
| MX | alln-mx-01.cisco.com ⭐ | ||||||
| MX | rcdn-mx-01.cisco.com(20) | ||||||
| MX | aer-mx-01.cisco.com(30) | ||||||
| TXT | 8a0qMBOOpB-h4tuZsbRSOi00ZA | ||||||
| TXT | docusign=2dcbb085-bb7f-44b2-8cdd-c9a93a8c0514 | ||||||
| TXT | google-site-verification=1uqoSSYwOE4E7Vue1oAcKDmEt6yn5US6vuQ6shGu2dg | ||||||
| TXT | google-site-verification=VXNIemKQVGZ9Q3215ANNzcTDK5ZejVDwd6RQsQ2u1GI | ||||||
| TXT | identrust_validate=5sxUJXEBNGIryr9TcBm31oSDJsqEiIkNIodAE18dD/xn | ||||||
| TXT | identrust_validate=dkFEA7jD1kBR9Uo9E25VVSRjPfhYSFMdX3sUWoWG28Mv | ||||||
| TXT | v=spf1 ptr include:_nets.opendns.com include:mail.zendesk.com include:amazons... | ||||||
| TXT | _qhmqsb0grgjeq03vl0tvsnhchg7seuf | ||||||
| SOA | auth1.opendns.comnoc@opendns.com serial=1785832335 | ||||||
rank #4626 globally
rank #2300 in the tld
⚠️ On DNS blocklist: doh-vpn-proxy-bypass
Semrush Rank:#67,171 Keywords:18,647 Traffic:29,290/mo
WOT: SAFE (95/100)
📈 Tranco rank: #341
OpenDNS
OpenDNS is a cloud-based DNS service provider now owned by Cisco Systems. Founded in 2006, it became one of the first companies to offer free, public DNS resolution as an alternative to ISP-provided DNS servers. The service emphasizes speed, reliability, and security, with built-in protection against phishing, malware, and other internet threats.
Key Services
- Cisco Umbrella – Enterprise security platform providing protection against malware, phishing, ransomware, and command-and-control callbacks
- OpenDNS Home – Free consumer DNS service with optional content filtering and parental controls
- OpenDNS Family Shield – Pre-configured DNS that automatically blocks adult content
Public DNS Servers
| Type | Primary | Secondary |
|---|---|---|
| Standard | 208.67.222.222 | 208.67.220.220 |
| Family Shield | 208.67.222.123 | 208.67.220.123 |
Technical Details
- Primary IP: 146.112.62.105 (OPENDNS network, United States)
- Nameservers: auth1.opendns.com, auth2.opendns.com, auth3.opendns.com
- Mail: Handled by Cisco infrastructure (alln-mx-01.cisco.com, rcdn-mx-01.cisco.com, aer-mx-01.cisco.com)
- DNSSEC: Not signed (no DS record)
OpenDNS processes over 140 billion DNS queries daily and operates data centers worldwide, making it one of the largest DNS providers globally.
Subdomains
pdu1.dfw.opendns.com |
rtr1.dfw.opendns.com |
sw1-mgmt.dfw.opendns.com |
p1.dfw.opendns.com |
span.dfw.opendns.com |
Same first word
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| opendns.com | auth1.opendns.com, auth2.opendns.com, auth3.opendns.com | 5 records |
✅ Authoritative Response
Server:208.69.39.2
NS records: auth1.opendns.com, auth2.opendns.com, auth3.opendns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opendns.com (unsigned zone)
⏱️ Timing
Total: 214ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 5
In-bailiwick: 5 (auth1.opendns.com, auth1.opendns.com, auth2.opendns.com...)