tu-chemnitz.de
Technische Universität Chemnitz
The site runs on jQuery, Content Security Policy, HSTS and 2 other technologies. Its email security grade is C. Its SSL certificate is issued by Let's Encrypt and is valid for 82 more days.
- Domain age
- —
- Technologies
- 5
- Email security
- C
- SSL days left
- 82
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 134.109.133.7 | 300 |
| MX | ezra.hrz.tu-chemnitz.de 1 | 300 |
| MX | kyle.hrz.tu-chemnitz.de 1 | 300 |
| NS | eris.hrz.tu-chemnitz.de | 300 |
| NS | ceres.hrz.tu-chemnitz.de | 300 |
| NS | dns-3.dfn.de | 300 |
| NS | secondary.rrze.uni-erlangen.de | 300 |
| CAA | iodef 0 mailto:[email protected] | 600 |
| CAA | issue 0 harica.gr | 600 |
| CAA | issue 0 letsencrypt.org | 600 |
| CAA | issue 0 pki.dfn.de | 600 |
| CAA | issuewild 0 harica.gr | 600 |
| CAA | issuewild 0 letsencrypt.org | 600 |
| CAA | issuewild 0 pki.dfn.de | 600 |
| TXT | google-site-verification=5XIMxbUxIRiPJF7IuWJWFq3TVhk-h8nQZ8aW_OqkPO8 | 600 |
| TXT | v=spf1 ip4:134.109.229.63 ip4:134.109.229.193 ip6:2001:638:911:b0e:134:109:229:63 ip6:2001:638:911:b0e:134:109:229:193 include:_spf.o155.mx.srv.dfn.de ~all | 600 |
| AAAA | 2001:638:911:b01:134:109:133:7 | 300 |
Technology stack
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, YE1, Let's Encrypt |
| Expires | January 31, 2027 |
| Days remaining | 82 |
| Protocol | TLSv1.3 |
| Names | chemnitz-university.eu, tu-chemnitz.de, tu-chemnitz.eu, uni-chemnitz.com, uni-chemnitz.de, www.chemnitz-university.eu, www.tu-chemnitz.eu, www.uni-chemnitz.com, www.uni-chemnitz.de |
Email security
- warnNo DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.
- warnMTA-STS is in testing mode. Switch to mode: enforce once reports look clean.
- warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
- goodSPF record found.
- goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
- goodDMARC policy is reject: mail that fails authentication is blocked.
- goodDMARC aggregate reports are sent to mailto:[email protected].
- good2 MX record(s) found.
- goodTLS-RPT is set up: you receive reports about failed encrypted deliveries.
Homepage metadata
| Title | Technische Universität Chemnitz |
|---|---|
| Description | Technische Universität Chemnitz |
| Language | en |
| Indexable | Yes |
| Word count | 847 |
About tu-chemnitz.de
What technology does tu-chemnitz.de use?
We detected 5 technologies on tu-chemnitz.de, including jQuery, Content Security Policy, HSTS, Bootstrap, Apache HTTP Server.
Does tu-chemnitz.de protect its email with SPF and DMARC?
tu-chemnitz.de scores 78/100 (grade C) for email security. No DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess. MTA-STS is in testing mode. Switch to mode: enforce once reports look clean.
What are the name servers of tu-chemnitz.de?
tu-chemnitz.de uses eris.hrz.tu-chemnitz.de, ceres.hrz.tu-chemnitz.de, dns-3.dfn.de, secondary.rrze.uni-erlangen.de.