`open24.online`

DNSSEC	⚠️ Not signed
A	31.11.35.227^{🇮🇹 ARUBA-ASN31.11.32.0/21 Aruba S.p.A. Network}
		PTR	`webs35-227.aruba.it`
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.open24.online` ⭐
		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@open24.online 2026-02-09 #3

`online`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1778849311

⚠️ On DNS blocklist: tif

Subdomains

mx.open24.online

Same first word

open24.eu

open24.ie

open24.at

open24.pl

open24.co

open24.co.kr

open24.cz

open24.vn

open24.be

open24.de

open24.ru

open24.ee

open24.su

open24.se

open24.in

open24.lt

open24.com.co

open24.nl

open24.us

open24.fr

open24.biz

open24.co.uk

open24.com

open24.es

open24.lv

open24.com.cn

open24.net

open24.gr

open24.org

open24.online

Similar names

24open.us

24open.org

nepo42.com

24open.ws

24open.co

24open.ru

24open.net

24open.gr

24open.com

open42.com

24open.co.uk

24open.kz

24open.eu

24open.de

DNS History

6 records (6 active, 0 former)

●NSdns.technorail.com2026-05-07 → 2026-05-15 · 2 obs

● 2026-05-07 00:20:14
● 2026-05-15 13:18:10

●NSdns2.technorail.com2026-05-07 → 2026-05-15 · 2 obs

● 2026-05-07 00:20:14
● 2026-05-15 13:18:10

●NSdns3.arubadns.net2026-05-07 → 2026-05-15 · 2 obs

● 2026-05-07 00:20:14
● 2026-05-15 13:18:10

●NSdns4.arubadns.cz2026-05-07 → 2026-05-15 · 2 obs

● 2026-05-07 00:20:14
● 2026-05-15 13:18:10

●MXmx.open24.online2026-05-07 → 2026-05-15 · 2 obs

● 2026-05-07 00:20:14
● 2026-05-15 13:18:10

●A31.11.35.2272026-05-07 → 2026-05-15 · 2 obs

● 2026-05-07 00:20:14
● 2026-05-15 13:18:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
online	ns01.trs-dns.com, ns10.trs-dns.org, ns01.trs-dns.net, ns10.trs-dns.info	8 records
open24.online	dns2.technorail.com, dns3.arubadns.net, dns4.arubadns.cz, dns.technorail.com	-

✅ Authoritative Response

Server:94.177.210.13

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open24.online (unsigned zone)

⏱️ Timing

Total: 947ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.11.35.227`
NS	4	`dns4.arubadns.cz, dns3.arubadns.net...`
MX	1	`mx.open24.online (pri: 10)`
TXT	1	`v=spf1 include:_spf.aruba.it ~all`
SOA	1	`dns.technorail.com hostmaster.open24.onl`