lettersudoku.com - robtex.com
lettersudoku.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a07:7800::220🇬🇧 TWENTYI2a07:7800::/48 | ||||||
| A | 185.151.30.220🇬🇧 TWENTYI185.151.30.0/24 | ||||||
| NS | ns1.stackdns.com ⭐ | ||||||
| A | 35.197.225.59🇬🇧 Google35.197.224.0/20 | ||||||
| PTR | 59.225.197.35.bc.googleusercontent.com | ||||||
| NS | ns2.stackdns.com | ||||||
| A | 146.148.28.88🇧🇪 Google146.148.16.0/20 | ||||||
| PTR | 88.28.148.146.bc.googleusercontent.com | ||||||
| NS | ns3.stackdns.com | ||||||
| A | 35.198.79.191🇩🇪 Google35.198.64.0/20 | ||||||
| PTR | 191.79.198.35.bc.googleusercontent.com | ||||||
| NS | ns4.stackdns.com | ||||||
| A | 104.196.137.209🇺🇸 Google104.196.128.0/20 | ||||||
| PTR | 209.137.196.104.bc.googleusercontent.com | ||||||
| MX | mx.stackmail.com ⭐ | ||||||
| A | 185.151.28.67🇬🇧 TWENTYI185.151.28.0/24 | ||||||
| PTR | mx.stackmail.com | ||||||
| TXT | v=spf1 include:spf.stackmail.com a mx -all | ||||||
| SOA | ns1.stackdns.comhostmaster@stackdns.com serial=1722344508 | ||||||
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=1777246701 | ||||||
Same first word
lettersudoku.com |
DNS History
7 records (7 active, 0 former)
●NSns1.stackdns.com2026-03-01 → 2026-04-27 · 2 obs
● 2026-04-27 00:02:48
●NSns2.stackdns.com2026-03-01 → 2026-04-27 · 2 obs
● 2026-04-27 00:02:48
●NSns3.stackdns.com2026-03-01 → 2026-04-27 · 2 obs
● 2026-04-27 00:02:48
●NSns4.stackdns.com2026-03-01 → 2026-04-27 · 2 obs
● 2026-04-27 00:02:48
●MXmx.stackmail.com2026-03-01 → 2026-04-27 · 2 obs
● 2026-04-27 00:02:48
●A185.151.30.2202026-03-01 → 2026-04-27 · 2 obs
● 2026-04-27 00:02:48
●A2a07:7800::2202026-03-01 → 2026-04-27 · 2 obs
● 2026-04-27 00:02:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| lettersudoku.com | ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com | 4 records |
✅ Authoritative Response
Server:104.196.137.209
NS records: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lettersudoku.com (unsigned zone)
⏱️ Timing
Total: 249ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.151.30.220 |
| AAAA | 1 | 2a07:7800::220 |
| NS | 4 | ns2.stackdns.com, ns3.stackdns.com... |
| MX | 1 | mx.stackmail.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.stackmail.com a mx -a |
| SOA | 1 | ns1.stackdns.com hostmaster.stackdns.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com...)
Analysis
IP Addresses
lettersudoku.com points to two IP numbers: 2a07:7800::220 and 185.151.30.220.
Other host names, for instance airsafeuk.com, buyonline.in, html.rental-brio-murah-di-bandung.12.12.2025.derantourandtravelbandung.com, aleedschamber.co.uk and 01.12.2025.derantourandtravelbandung.com share IP numbers with lettersudoku.com.
Name Servers
lettersudoku.com is delegated to four name servers: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com.
lettersudoku.com at least partially shares its name servers with other domains, for instance learningthegame.com, africaribe.net, monta-musica.com, bookingtutor.com and dostelotomasyon.net.
Host names with one IP number: ns1.stackdns.com points to 35.197.225.59; ns2.stackdns.com points to 146.148.28.88; ns3.stackdns.com points to 35.198.79.191; ns4.stackdns.com points to 104.196.137.209.
Mail Servers
lettersudoku.com is served by a single mail server, mx.stackmail.com.
lettersudoku.com uses the same mail server setup as other domains such as lazonby.co.uk, dapperwebdesign.com, visionair.ma, panamvid.com and court-of-protection.com.
lettersudoku.com shares some mail servers with other domains at least partially, for example fredshaw.co.uk.
mx.stackmail.com points to IP number 185.151.28.67.