`rfc5.eu`

DNSSEC	⚠️ Not signed
A	2a00:6d40:4:1::c314:58^{🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network}
A	89.46.110.58^{🇮🇹 ARUBA-ASN89.46.104.0/21 Aruba S.p.A. Network}
NS	`dns2.technorail.com` ⭐
		A	2a00:6d42:3:2096::f:1^{🇮🇹 ARUBA-ASN2a00:6d42::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns2.technorail.com`
		A	95.110.136.8^{🇮🇹 ARUBA-ASN95.110.136.0/21 Aruba S.p.A. Network}
			PTR	`dns2.technorail.com`
NS	`dns.technorail.com`
		A	2a00:6d40:2:2082::f:1^{🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns.technorail.com`
		A	94.177.210.13^{🇮🇹 ARUBA-ASN94.177.208.0/22 Aruba S.p.A. Network}
			PTR	`dns.technorail.com`
NS	`dns3.arubadns.net`
		A	2a00:6d41:3:206e::f:1^{🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns3.arubadns.net`
		A	95.110.220.5^{🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network}
			PTR	`dns3.arubadns.net`
NS	`dns4.arubadns.cz`
		A	2001:15e8:104:4::d8ee^{🇨🇿 INTERNET-CZ2001:15e8::/32}
			PTR	`dns4.arubadns.cz`
		A	81.2.216.238^{🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.}
			PTR	`dns4.arubadns.cz`
MX	`mx.rfc5.eu` ⭐
		A	62.149.128.72^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd4.aruba.it`
		A	62.149.128.74^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd5.aruba.it`
		A	62.149.128.151^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd6.aruba.it`
		A	62.149.128.154^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd7.aruba.it`
		A	62.149.128.157^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd8.aruba.it`
		A	62.149.128.160^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd1.aruba.it`
		A	62.149.128.163^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd2.aruba.it`
		A	62.149.128.166^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd3.aruba.it`
TXT	`v=spf1 include:_spf.aruba.it ~all`
SOA	`dns.technorail.com`hostmaster@rfc5.eu 2026-07-14 #1

`eu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`si.dns.eu` ⭐
	NS	`be.dns.eu`
	NS	`w.dns.eu`
	NS	`x.dns.eu`
	NS	`y.dns.eu`
	SOA	`si.dns.eu`tech@eurid.eu serial=1126549647

Subdomains

mx.rfc5.eu

Same first word

rfc5.eu

Similar names

rcf5.com

f5cr.com

5rcf.com

rf5c.de

5frc.com

cfr5.com

DNS History

12 records (7 active, 5 former)

○NSdns.home.pl2018-05-08 → 2018-05-08 · 3 obs

● 2018-05-08 17:46:12
○ 2026-06-12 09:41:28
○ 2026-07-28 17:42:58

●NSdns.technorail.com2026-06-12 → 2026-07-28 · 3 obs

○ 2018-05-08 17:46:12
● 2026-06-12 09:41:28
● 2026-07-28 17:42:58

○NSdns2.home.pl2018-05-08 → 2018-05-08 · 3 obs

● 2018-05-08 17:46:12
○ 2026-06-12 09:41:28
○ 2026-07-28 17:42:58

●NSdns2.technorail.com2026-06-12 → 2026-07-28 · 3 obs

○ 2018-05-08 17:46:12
● 2026-06-12 09:41:28
● 2026-07-28 17:42:58

●NSdns3.arubadns.net2026-06-12 → 2026-07-28 · 3 obs

○ 2018-05-08 17:46:12
● 2026-06-12 09:41:28
● 2026-07-28 17:42:58

○NSdns3.home.pl2018-05-08 → 2018-05-08 · 3 obs

● 2018-05-08 17:46:12
○ 2026-06-12 09:41:28
○ 2026-07-28 17:42:58

●NSdns4.arubadns.cz2026-06-12 → 2026-07-28 · 3 obs

○ 2018-05-08 17:46:12
● 2026-06-12 09:41:28
● 2026-07-28 17:42:58

●MXmx.rfc5.eu2026-06-12 → 2026-07-28 · 3 obs

○ 2018-05-08 17:46:12
● 2026-06-12 09:41:28
● 2026-07-28 17:42:58

○MXserwer1501675.home.pl2018-05-08 → 2018-05-08 · 3 obs

● 2018-05-08 17:46:12
○ 2026-06-12 09:41:28
○ 2026-07-28 17:42:58

●A2a00:6d40:4:1::c314:582026-06-12 → 2026-07-28 · 3 obs

○ 2018-05-08 17:46:12
● 2026-06-12 09:41:28
● 2026-07-28 17:42:58

○A88.199.162.882018-05-08 → 2018-05-08 · 3 obs

● 2018-05-08 17:46:12
○ 2026-06-12 09:41:28
○ 2026-07-28 17:42:58

●A89.46.110.582026-06-12 → 2026-07-28 · 3 obs

○ 2018-05-08 17:46:12
● 2026-06-12 09:41:28
● 2026-07-28 17:42:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	be.dns.eu, x.dns.eu, si.dns.eu, w.dns.eu...	-
rfc5.eu	dns.technorail.com, dns2.technorail.com, dns3.arubadns.net, dns4.arubadns.cz	-

✅ Authoritative Response

Server:81.2.216.238

NS records: dns.technorail.com, dns2.technorail.com, dns3.arubadns.net, dns4.arubadns.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfc5.eu (unsigned zone)

⏱️ Timing

Total: 840ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.46.110.58`
AAAA	1	`2a00:6d40:4:1::c314:58`
NS	4	`dns.technorail.com, dns3.arubadns.net...`
MX	1	`mx.rfc5.eu (pri: 10)`
TXT	1	`v=spf1 include:_spf.aruba.it ~all`
SOA	1	`dns.technorail.com hostmaster.rfc5.eu`

Analysis

Hierarchy

mx.rfc5.eu is delegated beneath rfc5.eu.

IP Addresses

rfc5.eu has two IP addresses: 89.46.110.58 and 2a00:6d40:4:1::c314:58

Among the host names that share IP numbers with rfc5.eu are alphalevel.net, actronic.it, ideagrafica-srl.com and two others.

Name Servers

The domain rfc5.eu is delegated to these four name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.

There is at least partial name server overlap between rfc5.eu and other domains — studioscodeller.com, marvelitalia.eu, greenmachinery.net and two more among them.

All four hostnames — dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net — resolve to two IP numbers apiece: dns2.technorail.com to 95.110.136.8 and 2a00:6d42:3:2096::f:1; dns.technorail.com to 94.177.210.13 and 2a00:6d40:2:2082::f:1; dns4.arubadns.cz to 81.2.216.238 and 2001:15e8:104:4::d8ee; dns3.arubadns.net to 95.110.220.5 and 2a00:6d41:3:206e::f:1.

Mail Servers

rfc5.eu routes its mail through a single mail server, mx.rfc5.eu.

mx.rfc5.eu directs to 8 IP numbers, including 62.149.128.72, 62.149.128.74 and 62.149.128.151, along with 5 other.

rfc5.eu - robtex.com

rfc5.eu

eu

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`rfc5.eu`

`eu`