mail.unit16.nl - robtex.com
mail.unit16.nl
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2a00:f10:11a:56e::1๐ณ๐ฑ CLDIN-NL2a00:f10::/29 | ||||||
| PTR | cs-srv01.by.onlineskills.nl | ||||||
| A | 31.25.101.111๐ณ๐ฑ CLDIN-NL31.25.96.0/21 PCextreme B.V. | ||||||
unit16.nl
| DNSSEC | ๐ Signed (DS record present) | ||||||
| A | 2a00:f10:11a:56e::1๐ณ๐ฑ CLDIN-NL2a00:f10::/29 | ||||||
| A | 31.25.101.111๐ณ๐ฑ CLDIN-NL31.25.96.0/21 PCextreme B.V. | ||||||
| NS | ns081.auroradns.eu โญ | ||||||
| NS | ns082.auroradns.nl | ||||||
| NS | ns083.auroradns.info | ||||||
| MX | mail.unit16.nl โญ | ||||||
| MX | fallback.mail.pcextreme.nl(20) | ||||||
| TXT | v=spf1 include:_spf4.pcextreme.nl include:_spf6.pcextreme.nl ~all | ||||||
| SOA | ns081.auroradns.euadmin@auroradns.eu 2019-01-16 #1 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
โA2a00:f10:11a:56e::12015-08-06 โ 2026-04-12 ยท 2 obs
โ 2015-08-06 08:19:04
โ 2026-04-12 06:41:36
โ 2026-04-12 06:41:36
โA31.25.101.1112015-08-06 โ 2026-04-12 ยท 2 obs
โ 2015-08-06 08:19:04
โ 2026-04-12 06:41:36
โ 2026-04-12 06:41:36
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns4.dns.nl, ns1.dns.nl | - |
| unit16.nl | ns081.auroradns.eu, ns082.auroradns.nl, ns083.auroradns.info | - |
โ Authoritative Response
Server:185.95.31.226
NS records: ns081.auroradns.eu, ns082.auroradns.nl, ns083.auroradns.info
๐ DNSSEC Status
๐ Secure (DNSSEC validated)
Chain of trust verified from root to domain
โฑ๏ธ Timing
Total: 786ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.25.101.111 |
| AAAA | 1 | 2a00:f10:11a:56e::1 |
Analysis
Mail Server Role
mail.unit16.nl is the mail server for unit16.nl.
fallback.mail.pcextreme.nl is a common mail server alongside mail.unit16.nl.
IP Addresses
mail.unit16.nl resolves to two IPs: 2a00:f10:11a:56e::1 and 31.25.101.111.
other host names for instance cs-srv01.by.onlineskills.nl, by.onlineskills.nl, cs-srv01.onlineskills.nl, unit16.nl and mail.cs-srv01.by.onlineskills.nl share IP numbers with mail.unit16.nl.