studer.users.sourceforge.net - dns.ninja
studer.users.sourceforge.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700::6812:c95🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700::6812:d95🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 104.18.12.149Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 104.18.13.149Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mx.sourceforge.net ⭐ | ||||||
| A | 216.105.38.6🇺🇸 LIGHTEDGE-AS-02216.105.32.0/21 | ||||||
| PTR | mx.sourceforge.net | ||||||
users.sourceforge.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700::6812:c95🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700::6812:d95🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 104.18.12.149Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 104.18.13.149Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mx.sourceforge.net ⭐ | ||||||
| TXT | v=spf1 ip4:216.105.38.6 ~all | ||||||
WOT: SAFE (90/100)
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●MXmx.sourceforge.net2017-03-11 → 2026-07-23 · 2 obs
● 2026-07-23 14:51:36
●A104.18.12.1492026-04-11 → 2026-07-23 · 3 obs
● 2026-04-11 03:55:10
● 2026-07-23 14:51:36
●A104.18.13.1492026-04-11 → 2026-07-23 · 3 obs
● 2026-04-11 03:55:10
● 2026-07-23 14:51:36
○A216.34.181.962017-03-11 → 2017-03-11 · 3 obs
○ 2026-04-11 03:55:10
○ 2026-07-23 14:51:36
●A2606:4700::6812:c952026-04-11 → 2026-07-23 · 3 obs
● 2026-04-11 03:55:10
● 2026-07-23 14:51:36
●A2606:4700::6812:d952026-04-11 → 2026-07-23 · 3 obs
● 2026-04-11 03:55:10
● 2026-07-23 14:51:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | e.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net... | - |
| sourceforge.net | ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com... | 6 records |
✅ Authoritative Response
Server:46.31.237.1
NS records: ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com, ns61.constellix.net, ns31.constellix.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sourceforge.net (unsigned zone)
⏱️ Timing
Total: 346ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.18.12.149, 104.18.13.149 |
| AAAA | 2 | 2606:4700::6812:c95, 2606:4700::6812:d95 |
| MX | 1 | mx.sourceforge.net (pri: 10) |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns51.constellix.net, ns51.constellix.net, ns41.constellix.net...)
Analysis
IP Addresses
studer.users.sourceforge.net points to the four IP addresses 104.18.12.149, 104.18.13.149, 2606:4700::6812:c95 and 2606:4700::6812:d95.
Additional host names — dynup.users.sourceforge.net, nickmat.users.sourceforge.net, www.visitnewcastle.com.au and two others — share IP numbers with studer.users.sourceforge.net.
Mail Servers
studer.users.sourceforge.net has one mail server: mx.sourceforge.net.
studer.users.sourceforge.net shares the same mail server setup as other domains, including trenthoeppner.users.sourceforge.net, dcornewell.users.sourceforge.net, simonjwright.users.sourceforge.net and two others.
mx.sourceforge.net carries a single IP number, which is 216.105.38.6.