`olimpiadiproblemsolving.it`

DNSSEC	⚠️ Not signed
A	80.88.84.223^{🇮🇹 ARUBA-ASN80.88.80.0/20}
		PTR	`linc103.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.biz`postmaster@arubabusiness.it 2024-10-18 #7

`it`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns.nic.it` ⭐
	NS	`a.dns.it`
	NS	`m.dns.it`
	NS	`nameserver.cnr.it`
	NS	`r.dns.it`
	NS	`v.dns.it`
	SOA	`dns.nic.it`hostmaster@nic.it 2026-04-11 #22

Same first word

olimpiadiproblemsolving.it

olimpiadiproblemsolving.com

DNS History

9 records (5 active, 4 former)

●NSns.abdns.biz2026-03-26 → 2026-04-11 · 3 obs

○ 2017-02-06 08:43:24
● 2026-03-26 08:47:26
● 2026-04-11 20:46:42

●NSns.abdns.eu2026-03-26 → 2026-04-11 · 3 obs

○ 2017-02-06 08:43:24
● 2026-03-26 08:47:26
● 2026-04-11 20:46:42

●NSns.abdns.info2026-03-26 → 2026-04-11 · 3 obs

○ 2017-02-06 08:43:24
● 2026-03-26 08:47:26
● 2026-04-11 20:46:42

○NSns1.professional-web-services.com2015-07-26 → 2017-02-06 · 4 obs

● 2015-07-26 07:04:06
● 2017-02-06 08:43:24
○ 2026-03-26 08:47:26
○ 2026-04-11 20:46:42

○NSns2.professional-web-services.com2015-07-26 → 2017-02-06 · 4 obs

● 2015-07-26 07:04:06
● 2017-02-06 08:43:24
○ 2026-03-26 08:47:26
○ 2026-04-11 20:46:42

●MXin.arubabusiness.it2026-03-26 → 2026-04-11 · 3 obs

○ 2017-02-06 08:43:24
● 2026-03-26 08:47:26
● 2026-04-11 20:46:42

○MXmail.olimpiadiproblemsolving.it2015-07-26 → 2017-02-06 · 4 obs

● 2015-07-26 07:04:06
● 2017-02-06 08:43:24
○ 2026-03-26 08:47:26
○ 2026-04-11 20:46:42

●A80.88.84.2232026-03-26 → 2026-04-11 · 3 obs

○ 2017-02-06 08:43:24
● 2026-03-26 08:47:26
● 2026-04-11 20:46:42

○A93.191.243.542015-07-26 → 2017-02-06 · 4 obs

● 2015-07-26 07:04:06
● 2017-02-06 08:43:24
○ 2026-03-26 08:47:26
○ 2026-04-11 20:46:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
it	a.dns.it, m.dns.it, dns.nic.it, v.dns.it...	-
olimpiadiproblemsolving.it	ns.abdns.info, ns.abdns.biz, ns.abdns.eu	-

✅ Authoritative Response

Server:31.14.130.20

NS records: ns.abdns.info, ns.abdns.biz, ns.abdns.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for olimpiadiproblemsolving.it (unsigned zone)

⏱️ Timing

Total: 868ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.88.84.223`
NS	3	`ns.abdns.biz, ns.abdns.eu...`
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

IP Addresses

olimpiadiproblemsolving.it resolves to one IP number: 80.88.84.223.

other host names including errebi-service.com, asceaturismo.it, dns3.appeservice.it, tridomus.it and villaeriva.it share IP numbers with olimpiadiproblemsolving.it.

Name Servers

olimpiadiproblemsolving.it is delegated to three name servers ns.abdns.biz, ns.abdns.eu and ns.abdns.info.

olimpiadiproblemsolving.it at least partially shares name servers with other domains, for instance amicachips.it, timesat.it, iterconsorzio.com, mtdsrl.it and autotrasportizanichelli.it.

These name servers are commonly used alongside dns2.widhost.net and dns.widhost.net.

Host names with one IP number: ns.abdns.biz points to 95.110.136.38; ns.abdns.eu points to 31.14.130.20; ns.abdns.info points to 217.61.96.167.

Mail Servers

olimpiadiproblemsolving.it is handled by a single mail server, in.arubabusiness.it.

olimpiadiproblemsolving.it shares the same mail server setup as other domains, for instance novaimmobiliare.com, giornalistinews.it, taolab.net, elektronorm.com and farmaservice.net.

in.arubabusiness.it resolves to IP 62.149.157.166.

olimpiadiproblemsolving.it - robtex.com