www.mathunion.org - robtex.com
www.mathunion.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 62.141.176.102🇩🇪 FVB62.141.160.0/19 -NetOne | ||||||
| PTR | selberg.mathunion.org | ||||||
| MX | a1926.mx.srv.dfn.de ⭐ | ||||||
| A | 194.95.232.173🇩🇪 DFN194.94.0.0/15 -AGG-16 | ||||||
| PTR | a1926.mx.srv.dfn.de | ||||||
| MX | b1926.mx.srv.dfn.de ⭐ | ||||||
| A | 194.95.234.173🇩🇪 DFN194.94.0.0/15 -AGG-16 | ||||||
| PTR | b1926.mx.srv.dfn.de | ||||||
| MX | c1926.mx.srv.dfn.de ⭐ | ||||||
| A | 194.95.238.173🇩🇪 DFN194.94.0.0/15 -AGG-16 | ||||||
| PTR | c1926.mx.srv.dfn.de | ||||||
mathunion.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 62.141.176.102🇩🇪 FVB62.141.160.0/19 -NetOne | ||||||
| NS | lagrange.wias-berlin.de ⭐ | ||||||
| NS | deneb.dfn.de | ||||||
| NS | dns-2.dfn.de | ||||||
| NS | laplace.wias-berlin.de | ||||||
| MX | a1926.mx.srv.dfn.de ⭐ | ||||||
| MX | b1926.mx.srv.dfn.de ⭐ | ||||||
| MX | c1926.mx.srv.dfn.de ⭐ | ||||||
| TXT | brevo-code:a35134409bb3bee12670610491689f96 | ||||||
| TXT | HARICA-YBzh232DOrQ10zW7TZf | ||||||
| TXT | google-site-verification=EyaBCWW-5LN0E7p_Ujm8XrGdde9vHjanJB_wuOm4TGg | ||||||
| TXT | v=spf1 +mx +ip4:62.141.176.103 +ip4:62.141.177.90 +a:smtp.mathunion.org +a:sm... | ||||||
| SOA | lagrange.wias-berlin.dehostmaster@wias-berlin.de 2026-02-18 #1 | ||||||
rank #32949 globally
rank #3714 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #127,984
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●MXa1926.mx.srv.dfn.de2026-03-16 → 2026-05-14 · 3 obs
● 2026-03-16 08:00:24
● 2026-05-14 13:16:04
○MXagent-j.bb.fv-berlin.de2015-09-18 → 2017-06-15 · 5 obs
● 2015-09-18 02:39:58
● 2017-06-15 20:13:00
○ 2026-03-16 08:00:24
○ 2026-05-14 13:16:04
○MXagent-k.bb.fv-berlin.de2015-09-18 → 2017-06-15 · 5 obs
● 2015-09-18 02:39:58
● 2017-06-15 20:13:00
○ 2026-03-16 08:00:24
○ 2026-05-14 13:16:04
●MXb1926.mx.srv.dfn.de2026-03-16 → 2026-05-14 · 3 obs
● 2026-03-16 08:00:24
● 2026-05-14 13:16:04
●MXc1926.mx.srv.dfn.de2026-03-16 → 2026-05-14 · 3 obs
● 2026-03-16 08:00:24
● 2026-05-14 13:16:04
○MXmail.mathunion.org2015-06-01 → 2015-06-01 · 3 obs
○ 2015-09-18 02:39:58
○ 2026-05-14 13:16:04
○A62.141.176.1002015-06-01 → 2017-06-15 · 4 obs
● 2017-06-15 20:13:00
○ 2026-03-16 08:00:24
○ 2026-05-14 13:16:04
●A62.141.176.1022026-03-16 → 2026-05-14 · 3 obs
● 2026-03-16 08:00:24
● 2026-05-14 13:16:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| mathunion.org | deneb.dfn.de, lagrange.wias-berlin.de, laplace.wias-berlin.de, dns-2.dfn.de | - |
✅ Authoritative Response
Server:192.76.176.9
NS records: deneb.dfn.de, lagrange.wias-berlin.de, laplace.wias-berlin.de, dns-2.dfn.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathunion.org (unsigned zone)
⏱️ Timing
Total: 1010ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.141.176.102 |
| MX | 3 | c1926.mx.srv.dfn.de (pri: 20), b1926.mx.srv.dfn.de (pri: 20)... |
Analysis
IP Addresses
www.mathunion.org points to a single IP number: 62.141.176.102.
Other host names such as mathunion.org and selberg.mathunion.org share IP numbers with www.mathunion.org.
Mail Servers
www.mathunion.org is handled by three mail servers: a1926.mx.srv.dfn.de, b1926.mx.srv.dfn.de and c1926.mx.srv.dfn.de.
www.mathunion.org shares mail servers with other domains at least in part, for instance bolzano.wias-berlin.de, womeninmaths.org, spp1962.wias-berlin.de, ito.wias-berlin.de and laplace.wias-berlin.de.
Host names with one IP number:
a1926.mx.srv.dfn.de points to 194.95.232.173.
b1926.mx.srv.dfn.de points to 194.95.234.173.
c1926.mx.srv.dfn.de points to 194.95.238.173.