olimpiadiproblemsolving.com - dns.ninja
olimpiadiproblemsolving.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.88.84.229🇮🇹 ARUBA-ASN80.88.80.0/20 | ||||||
| PTR | linc097.arubabusiness.it | ||||||
| NS | ns.abdns.biz ⭐ | ||||||
| A | 95.110.136.38🇮🇹 ARUBA-ASN95.110.136.0/21 Aruba S.p.A. Network | ||||||
| PTR | ns.abdns.biz | ||||||
| NS | ns.abdns.eu | ||||||
| A | 31.14.130.20🇮🇹 ARUBA-ASN31.14.128.0/20 Aruba S.p.A. Network | ||||||
| PTR | ns.abdns.eu | ||||||
| NS | ns.abdns.info | ||||||
| A | 217.61.96.167🇫🇷 ARUBAFR-AS217.61.96.0/21 Aruba.FR Network | ||||||
| PTR | ns.abdns.info | ||||||
| MX | in.arubabusiness.it ⭐ | ||||||
| A | 62.149.157.166🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network | ||||||
| PTR | in.arubabusiness.it | ||||||
| TXT | v=spf1 a mx include:_spf.arubabusiness.it -all | ||||||
| SOA | ns.abdns.bizpostmaster@arubabusiness.it 2024-06-06 #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=1781842005 | ||||||
📈 Tranco rank: #977,151
Subdomains
mail.olimpiadiproblemsolving.com |
Same first word
olimpiadiproblemsolving.it |
olimpiadiproblemsolving.com |
DNS History
9 records (5 active, 4 former)
●NSns.abdns.biz2026-02-17 → 2026-06-19 · 3 obs
● 2026-02-17 18:25:00
● 2026-06-19 04:29:26
●NSns.abdns.eu2026-02-17 → 2026-06-19 · 3 obs
● 2026-02-17 18:25:00
● 2026-06-19 04:29:26
●NSns.abdns.info2026-02-17 → 2026-06-19 · 3 obs
● 2026-02-17 18:25:00
● 2026-06-19 04:29:26
○NSns1.professional-web-services.com2015-08-19 → 2017-03-26 · 4 obs
● 2017-03-26 14:52:40
○ 2026-02-17 18:25:00
○ 2026-06-19 04:29:26
○NSns2.professional-web-services.com2015-08-19 → 2017-03-26 · 4 obs
● 2017-03-26 14:52:40
○ 2026-02-17 18:25:00
○ 2026-06-19 04:29:26
●MXin.arubabusiness.it2026-02-17 → 2026-06-19 · 3 obs
● 2026-02-17 18:25:00
● 2026-06-19 04:29:26
○MXmail.olimpiadiproblemsolving.com2015-08-19 → 2017-03-26 · 4 obs
● 2017-03-26 14:52:40
○ 2026-02-17 18:25:00
○ 2026-06-19 04:29:26
●A80.88.84.2292026-02-17 → 2026-06-19 · 3 obs
● 2026-02-17 18:25:00
● 2026-06-19 04:29:26
○A93.191.243.542015-08-19 → 2017-03-26 · 4 obs
● 2017-03-26 14:52:40
○ 2026-02-17 18:25:00
○ 2026-06-19 04:29:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| olimpiadiproblemsolving.com | ns.abdns.eu, ns.abdns.biz, ns.abdns.info | - |
✅ Authoritative Response
Server:31.14.130.20
NS records: ns.abdns.eu, ns.abdns.biz, ns.abdns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for olimpiadiproblemsolving.com (unsigned zone)
⏱️ Timing
Total: 599ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.88.84.229 |
| NS | 3 | ns.abdns.eu, ns.abdns.biz... |
| MX | 1 | in.arubabusiness.it (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.arubabusiness.i |
| SOA | 1 | ns.abdns.biz postmaster.arubabusiness.it |
Analysis
Hierarchy
olimpiadiproblemsolving.com is the parent zone for mail.olimpiadiproblemsolving.com.
IP Addresses
olimpiadiproblemsolving.com has exactly one IP address — 80.88.84.229.
securvetri.it, mcoating.net, effecostruzioni.it plus two other host names have IP numbers in common with olimpiadiproblemsolving.com.
Name Servers
olimpiadiproblemsolving.com is served by three name servers: ns.abdns.biz, ns.abdns.eu and ns.abdns.info.
olimpiadiproblemsolving.com partially shares its NS delegation with several other domains, including winebag.it, cadlab.it, lalaziosiamonoi.it and two others.
These name servers are regularly seen alongside dns2.widhost.net and dns.widhost.net as name servers.
ns.abdns.biz has IP address 95.110.136.38, ns.abdns.eu has IP address 31.14.130.20 and ns.abdns.info has IP address 217.61.96.167 — one address each.
Mail Servers
olimpiadiproblemsolving.com uses one mail server — in.arubabusiness.it.
The mail server setup of olimpiadiproblemsolving.com matches that of other domains such as promotiongroup.it, con(0x666170)iservizi.com, prearo.it and two others.
in.arubabusiness.it resolves to 62.149.157.166 and no other IP number.