firstclass.info - dns.ninja
firstclass.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.240.13🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | a.ns36.de ⭐ | ||||||
| A | 91.195.241.7🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | b.ns36.de | ||||||
| A | 91.195.240.7🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| MX | mailgw.ns36.de ⭐ | ||||||
| A | 127.0.0.1 | ||||||
| TXT | 3db6448314c104d9d7f89a72f73857cb370b1ed6 | ||||||
| TXT | c918b20f17f76c05b6201f96041400ae30961ed6 | ||||||
| TXT | cc6f7a0c9e3158b8a0645768cd49b799fc351ed6 | ||||||
| TXT | 7f21703567123f292fc33bcd8b423a13a84e1ed6 | ||||||
| TXT | 4c5eefe16cc7b8ffd68b2ac61b49ea70c21f1ed6 | ||||||
| TXT | c60abcce18c4ce9db211e21105d61347bf061ed6 | ||||||
| TXT | 439c0ee4348739ea7626742a6792a22d5e591ed6 | ||||||
| TXT | 08c37d6574fd00b343c9445dc2cb1f3325d31ed6 | ||||||
| TXT | 21556230fb6a360491772fa5f030eb6feb9d1ed6 | ||||||
| TXT | ae7c699c2a0020fa394c996db9f7eeb3d66f1ed6 | ||||||
| TXT | e634cf1e960ac7e5cde4212a4a29b1ce75df1ed6 | ||||||
| TXT | 6c6e418c765ac0a5c10537510edd974f3d7f1ed6 | ||||||
| TXT | 90b7aa6b8732a6a15bf07c4977c4fdf86d5d1ed6 | ||||||
| TXT | 50ae14d8170e634a63f2d2bd7a249075310d1ed6 | ||||||
| TXT | 08e62ff0f8bd2c67322937afccb7db55d10f1ed6 | ||||||
| TXT | 270899242ada1b75144af47dca59b063cb2a1ed6 | ||||||
| TXT | af17d09e66919552cd74a3e470251fd48f361ed6 | ||||||
| SOA | a.ns36.dehostmaster@ns36.de 2018-07-06 #1 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1784478427 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○A72.52.4.1192018-08-05 → 2018-08-05 · 4 obs
● 2018-08-05 16:42:48
○ 2026-02-24 23:20:18
○ 2026-07-19 17:13:12
○A72.52.4.902015-05-28 → 2017-01-31 · 4 obs
● 2017-01-31 07:56:06
○ 2018-08-05 16:42:48
○ 2026-07-19 17:13:12
●A91.195.240.132026-02-24 → 2026-07-19 · 3 obs
● 2026-02-24 23:20:18
● 2026-07-19 17:13:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | c0.info.afilias-nst.info, a2.info.afilias-nst.info, a0.info.afilias-nst.info | - |
| firstclass.info | b.ns36.de, a.ns36.de | - |
✅ Authoritative Response
Server:91.195.241.7
NS records: b.ns36.de, a.ns36.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstclass.info (unsigned zone)
⏱️ Timing
Total: 1251ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.240.13 |
| NS | 2 | b.ns36.de, a.ns36.de |
| MX | 1 | mailgw.ns36.de (pri: 10) |
| TXT | 17 | 3db6448314c104d9d7f89a72f73857cb370b1ed6, c918b20f17f76c05b6201f96041400ae30961ed6... |
| SOA | 1 | a.ns36.de hostmaster.ns36.de |
Analysis
IP Addresses
firstclass.info resolves to just one IP address, 91.195.240.13.
Two other host names, along with hotangels.de, uptonweb.com and event-sensation.net, also share IP numbers with firstclass.info.
Name Servers
firstclass.info has two authoritative name servers — a.ns36.de and b.ns36.de.
firstclass.info shares its NS records with other domains, for example armel.de, crsm.de, www.ok43.de and two others.
The name servers for firstclass.info overlap at least partially with those of other domains — for example mx2.ns2.mx2.webdisk.cd-ins.com.
a.ns36.de directs to 91.195.241.7 and b.ns36.de directs to 91.195.240.7; each host name points to exactly one IP number.
Mail Servers
The sole mail server for firstclass.info is mailgw.ns36.de.
Among the domains sharing a mail server setup with firstclass.info are krabat-blog.de, redinkmusic.de, accord-express.com and two others.