collstro.com - robtex.com
collstro.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.221.143.1🇮🇸 AS5061382.221.143.0/24 | ||||||
| PTR | icedns.is | ||||||
| NS | dns1.icedns.is ⭐ | ||||||
| A | 82.221.143.41AS5061382.221.143.0/24 | ||||||
| NS | dns2.icedns.is | ||||||
| A | 82.221.139.80 | ||||||
| MX | collstro.com ⭐ | ||||||
| A | 82.221.143.1🇮🇸 AS5061382.221.143.0/24 | ||||||
| PTR | icedns.is | ||||||
| SOA | dns1.icedns.isreports@orangewebsite.com 2025-02-01 #1 | ||||||
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=1793861266 | ||||||
MX for
collstro.com |
Same first word
collstro.com |
Similar names
Previous names
Next names
collstrop.com |
collstructural.com |
collstrup.com |
collstudio.com |
collsully.com |
collsulting.com |
collsurfboards.com |
collswap.com |
collsworthhospitality.com |
collsxe.com |
DNS History
7 records (4 active, 3 former)
●NSdns1.icedns.is2026-08-26 → 2026-11-05 · 3 obs
○ 2020-01-20 22:55:22
● 2026-08-26 14:10:42
● 2026-11-05 06:48:38
● 2026-08-26 14:10:42
● 2026-11-05 06:48:38
○NSdns1.smoothdns.com2020-01-20 → 2020-01-20 · 3 obs
● 2020-01-20 22:55:22
○ 2026-08-26 14:10:42
○ 2026-11-05 06:48:38
○ 2026-08-26 14:10:42
○ 2026-11-05 06:48:38
●NSdns2.icedns.is2026-08-26 → 2026-11-05 · 3 obs
○ 2020-01-20 22:55:22
● 2026-08-26 14:10:42
● 2026-11-05 06:48:38
● 2026-08-26 14:10:42
● 2026-11-05 06:48:38
○NSdns2.smoothdns.com2020-01-20 → 2020-01-20 · 3 obs
● 2020-01-20 22:55:22
○ 2026-08-26 14:10:42
○ 2026-11-05 06:48:38
○ 2026-08-26 14:10:42
○ 2026-11-05 06:48:38
●MXcollstro.com2020-01-20 → 2026-11-05 · 2 obs
● 2020-01-20 22:55:22
● 2026-11-05 06:48:38
● 2026-11-05 06:48:38
○A82.221.128.1832020-01-20 → 2020-01-20 · 3 obs
● 2020-01-20 22:55:22
○ 2026-08-26 14:10:42
○ 2026-11-05 06:48:38
○ 2026-08-26 14:10:42
○ 2026-11-05 06:48:38
●A82.221.143.12026-08-26 → 2026-11-05 · 3 obs
○ 2020-01-20 22:55:22
● 2026-08-26 14:10:42
● 2026-11-05 06:48:38
● 2026-08-26 14:10:42
● 2026-11-05 06:48:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| collstro.com | dns2.icedns.is, dns1.icedns.is | - |
✅ Authoritative Response
Server:82.221.139.80
NS records: dns2.icedns.is, dns1.icedns.is
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 2880ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.221.143.1 |
| NS | 2 | dns2.icedns.is, dns1.icedns.is |
| MX | 1 | collstro.com (pri: 0) |
| SOA | 1 | dns1.icedns.is reports.orangewebsite.com |
Analysis
Mail Server Role
collstro.com serves as a mail server for collstro.com.
IP Addresses
collstro.com has exactly one IP address — 82.221.143.1.
Name Servers
collstro.com uses two name servers for its delegation: dns1.icedns.is and dns2.icedns.is.
Both dns1.icedns.is and dns2.icedns.is have a single IP address each — dns1.icedns.is resolves to 82.221.143.41 while dns2.icedns.is resolves to 82.221.139.80.
Mail Servers
collstro.com uses exactly one mail server, which is collstro.com.
collstro.com directs to just one IP number, 82.221.143.1.