teterja.com - dns.ninja
teterja.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.91.86.12🇨🇿 WEB4U81.91.80.0/21 | ||||||
| PTR | php53.web4u.cz | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx1.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-1-140.us-west-2.compute.amazonaws.com | ||||||
| MX | mx2.mailchannels.net ⭐ | ||||||
| A | 54.187.177.89🇺🇸 Amazon54.186.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-54-187-177-89.us-west-2.compute.amazonaws.com | ||||||
| TXT | v=spf1 a mx ip4:81.91.87.87 include:_spf.web4u.cz ~all | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2025-05-03 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785110852 | ||||||
Subdomains
mail.teterja.com |
Same first word
teterja.com |
Similar names
DNS History
6 records (5 active, 1 former)
○MXmail.teterja.com2015-05-27 → 2018-12-15 · 4 obs
● 2018-12-15 18:50:40
○ 2026-04-19 23:35:14
○ 2026-07-27 00:35:08
●MXmx1.mailchannels.net2026-04-19 → 2026-07-27 · 3 obs
● 2026-04-19 23:35:14
● 2026-07-27 00:35:08
●MXmx2.mailchannels.net2026-04-19 → 2026-07-27 · 3 obs
● 2026-04-19 23:35:14
● 2026-07-27 00:35:08
●A81.91.86.122015-05-27 → 2026-07-27 · 2 obs
● 2026-07-27 00:35:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| teterja.com | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:185.14.224.241
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for teterja.com (unsigned zone)
⏱️ Timing
Total: 762ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.12 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 2 | mx1.mailchannels.net (pri: 10), mx2.mailchannels.net (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:81.91.87.87 include:_spf |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
Hierarchy
teterja.com is a parent domain of mail.teterja.com.
IP Addresses
teterja.com has exactly one IP address — 81.91.86.12.
libratum.cz, tamadex.cz, rodents.cz plus two other host names have IP numbers in common with teterja.com.
Name Servers
teterja.com is delegated to two name servers: ns2.web4u.cz and ns.web4u.cz.
The name server configuration of teterja.com is shared with other domains, for instance re-id.org, 224.14.185.in-addr.arpa, kajer.eu and two others.
ns2.web4u.cz and ns.web4u.cz each resolve to two IP addresses: ns2.web4u.cz points to 85.207.53.12 and 2a02:a40:100:28ff::12, while ns.web4u.cz points to 185.14.224.241 and 2001:1568:fd::241.
Mail Servers
teterja.com uses two mail servers, mx1.mailchannels.net and mx2.mailchannels.net.
The mail server setup of teterja.com matches that of other domains such as sonidosquesanan.net, thirteenfloors.com, seboldt.com and two others.
mx1.mailchannels.net and mx2.mailchannels.net each resolve to one IP number: mx1.mailchannels.net points to 54.69.1.140 and mx2.mailchannels.net points to 54.187.177.89.