gustavonline.com - robtex.com
gustavonline.com
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=1777031186 | ||||||
Same first word
gustavonline.com |
DNS History
7 records (7 active, 0 former)
●NSns1.simply.com2026-02-24 → 2026-04-24 · 2 obs
● 2026-04-24 12:13:24
●NSns2.simply.com2026-02-24 → 2026-04-24 · 2 obs
● 2026-04-24 12:13:24
●NSns3.simply.com2026-02-24 → 2026-04-24 · 2 obs
● 2026-04-24 12:13:24
●NSns4.simply.com2026-02-24 → 2026-04-24 · 2 obs
● 2026-04-24 12:13:24
●MXmx01.mail.icloud.com2026-02-24 → 2026-04-24 · 2 obs
● 2026-04-24 12:13:24
●MXmx02.mail.icloud.com2026-02-24 → 2026-04-24 · 2 obs
● 2026-04-24 12:13:24
●A94.231.103.1002026-02-24 → 2026-04-24 · 2 obs
● 2026-04-24 12:13:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| gustavonline.com | ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com | 6 records |
✅ Authoritative Response
Server:91.197.248.79
NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 431ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.231.103.100 |
| NS | 4 | ns3.simply.com, ns2.simply.com... |
| MX | 2 | mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10) |
| TXT | 2 | apple-domain=h2DyUiPVQBpYCgT0, v=spf1 include:icloud.com ~all |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.simply.com, ns1.simply.com, ns2.simply.com...)
Analysis
IP Addresses
gustavonline.com points to an IP address: 94.231.103.100.
other host names include video6.dk, superevents.dk, kilde-as.dk, comingout.dk and karasek-questionnaire.com; they share IP numbers with gustavonline.com.
Name Servers
gustavonline.com delegates to four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
gustavonline.com at least partially shares name servers with other domains, for instance 4096.se, show-off.se, thordesign.dk, calepermit.com and pilekaelderen.dk.
Host names with two IP numbers:
ns1.simply.com points to: 2a02:2339:1:15c::4562:4562 and 91.197.248.78
ns2.simply.com points to: 2a02:2339:4006:101::4562:4562 and 185.25.141.15
Host names with one IP number:
ns3.simply.com points to: 91.197.248.79
ns4.simply.com points to: 91.197.248.80
Mail Servers
gustavonline.com is handled by two mail servers: mx01.mail.icloud.com and mx02.mail.icloud.com.
gustavonline.com uses the same mail server setup as other domains, for instance scholnick.com, centrofirst.com, e-julkaisu.com, mkort.de and familiaayala.com.ar.
gustavonline.com shares at least partially some mail servers with other domains, for instance bso.de, chechu.co, joelhelbling.com, innovateit.co.nz and jaiii.com.
Host names with six IP numbers
mx01.mail.icloud.com and mx02.mail.icloud.com each point to: 17.42.251.62, 17.56.9.31, 17.57.152.5, 17.57.154.33, 17.57.155.25 and 17.57.156.30
Host names that point to 17.42.251.62: mx01.mail.icloud.com and mx02.mail.icloud.com
Host names that point to 17.56.9.31: mx01.mail.icloud.com and mx02.mail.icloud.com
Host names that point to 17.57.152.5: mx01.mail.icloud.com and mx02.mail.icloud.com
Host names that point to 17.57.154.33: mx01.mail.icloud.com and mx02.mail.icloud.com
Host names that point to 17.57.155.25: mx01.mail.icloud.com and mx02.mail.icloud.com
Host names that point to 17.57.156.30: mx01.mail.icloud.com and mx02.mail.icloud.com