osdn.co - robtex.com
osdn.co
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1167.awsdns-17.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5304:8f00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1167.awsdns-17.org | ||||||
| A | 205.251.196.143🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1167.awsdns-17.org | ||||||
| NS | ns-1920.awsdns-48.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5307:8000::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1920.awsdns-48.co.uk | ||||||
| A | 205.251.199.128🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1920.awsdns-48.co.uk | ||||||
| NS | ns-217.awsdns-27.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5300:d900::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-217.awsdns-27.com | ||||||
| A | 205.251.192.217🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-217.awsdns-27.com | ||||||
| NS | ns-581.awsdns-08.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:4500::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-581.awsdns-08.net | ||||||
| A | 205.251.194.69🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-581.awsdns-08.net | ||||||
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=1759618030 | ||||||
Same first word
osdn.cn |
osdn.web.id |
osdn.de |
osdn.com.my |
osdn.org.ua |
osdn.ru |
osdn.net |
osdn.co |
osdn.org |
osdn.eu |
osdn.net.cn |
osdn.io |
osdn.it |
osdn.com |
osdn.jp |
Similar names
DNS History
6 records (4 active, 2 former)
●NSns-1167.awsdns-17.org2018-05-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:53:52
●NSns-1920.awsdns-48.co.uk2018-05-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:53:52
●NSns-217.awsdns-27.com2018-05-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:53:52
●NSns-581.awsdns-08.net2018-05-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:53:52
○MXmail.osdn.jp2018-05-15 → 2018-05-15 · 3 obs
○ 2026-02-21 20:06:00
○ 2026-03-25 17:53:52
○A202.221.179.112018-05-15 → 2018-05-15 · 3 obs
○ 2026-02-21 20:06:00
○ 2026-03-25 17:53:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | c.registrydns.co, d.registrydns.co, a.registrydns.co, b.registrydns.co | - |
| osdn.co | ns-217.awsdns-27.com, ns-581.awsdns-08.net, ns-1167.awsdns-17.org, ns-1920.awsdns-48.co.uk | - |
✅ Authoritative Response
Server:205.251.196.143
NS records: ns-217.awsdns-27.com, ns-581.awsdns-08.net, ns-1167.awsdns-17.org, ns-1920.awsdns-48.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osdn.co (unsigned zone)
⏱️ Timing
Total: 901ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
osdn.co is delegated to four name servers: ns-217.awsdns-27.com, ns-581.awsdns-08.net, ns-1167.awsdns-17.org and ns-1920.awsdns-48.co.uk.
osdn.co at least partially shares name servers with other domains, for instance singletracksystems.com, insidebuzz.io, d1g8wfajfblz7n.cloudfront.net, aamchi.com and foodiepat.com.
Host names with two IP numbers: ns-217.awsdns-27.com points to 2600:9000:5300:d900::1 and 205.251.192.217; ns-581.awsdns-08.net points to 2600:9000:5302:4500::1 and 205.251.194.69; ns-1167.awsdns-17.org points to 2600:9000:5304:8f00::1 and 205.251.196.143; ns-1920.awsdns-48.co.uk points to 2600:9000:5307:8000::1 and 205.251.199.128.