`johnstonsoftware.com`

DNSSEC	⚠️ Not signed
NS	`ns1045.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:522d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1045.ui-dns.com`
		A	217.160.82.45^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1045.ui-dns.com`
NS	`ns1045.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:512d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1045.ui-dns.biz`
		A	217.160.81.45^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1045.ui-dns.biz`
NS	`ns1045.ui-dns.de`
		A	2001:8d8:fe:53:0:d9a0:502d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1045.ui-dns.de`
		A	217.160.80.45^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1045.ui-dns.de`
NS	`ns1045.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:532d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1045.ui-dns.org`
		A	217.160.83.45^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1045.ui-dns.org`
MX	`mx00.ionos.co.uk` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.co.uk` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
SOA	`ns1045.ui-dns.com`hostmaster@1und1.com 2017-06-01 #4

`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.net`nstld@verisign-grs.com serial=1774576977

Same first word

johnstonsoftware.com

DNS History

19 records (6 active, 13 former)

○NSns-uk.1and1-dns.biz2015-10-24 → 2017-08-27 · 4 obs

○ 2015-05-31 12:57:10
● 2015-10-24 12:46:42
● 2017-08-27 18:14:30
○ 2026-03-27 02:10:06

○NSns-uk.1and1-dns.co.uk2015-10-24 → 2017-08-27 · 4 obs

○ 2015-05-31 12:57:10
● 2015-10-24 12:46:42
● 2017-08-27 18:14:30
○ 2026-03-27 02:10:06

○NSns-uk.1and1-dns.com2015-10-24 → 2017-08-27 · 4 obs

○ 2015-05-31 12:57:10
● 2015-10-24 12:46:42
● 2017-08-27 18:14:30
○ 2026-03-27 02:10:06

○NSns-uk.1and1-dns.org2015-10-24 → 2017-08-27 · 4 obs

○ 2015-05-31 12:57:10
● 2015-10-24 12:46:42
● 2017-08-27 18:14:30
○ 2026-03-27 02:10:06

●NSns1045.ui-dns.biz2026-03-27 → 2026-03-27 · 2 obs

○ 2017-08-27 18:14:30
● 2026-03-27 02:10:06

●NSns1045.ui-dns.com2026-03-27 → 2026-03-27 · 2 obs

○ 2017-08-27 18:14:30
● 2026-03-27 02:10:06

●NSns1045.ui-dns.de2026-03-27 → 2026-03-27 · 2 obs

○ 2017-08-27 18:14:30
● 2026-03-27 02:10:06

●NSns1045.ui-dns.org2026-03-27 → 2026-03-27 · 2 obs

○ 2017-08-27 18:14:30
● 2026-03-27 02:10:06

○NSns33.1and1.co.uk2015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 12:57:10
○ 2015-10-24 12:46:42
○ 2026-03-27 02:10:06

○NSns34.1and1.co.uk2015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 12:57:10
○ 2015-10-24 12:46:42
○ 2026-03-27 02:10:06

○MXjohnstonhosts.co.uk2015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 12:57:10
○ 2015-10-24 12:46:42
○ 2026-03-27 02:10:06

○MXmail2.johnstonhosts.co.uk2015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 12:57:10
○ 2015-10-24 12:46:42
○ 2026-03-27 02:10:06

○MXmx00.1and1.co.uk2015-10-24 → 2017-08-27 · 4 obs

○ 2015-05-31 12:57:10
● 2015-10-24 12:46:42
● 2017-08-27 18:14:30
○ 2026-03-27 02:10:06

●MXmx00.ionos.co.uk2026-03-27 → 2026-03-27 · 2 obs

○ 2017-08-27 18:14:30
● 2026-03-27 02:10:06

○MXmx01.1and1.co.uk2015-10-24 → 2017-08-27 · 4 obs

○ 2015-05-31 12:57:10
● 2015-10-24 12:46:42
● 2017-08-27 18:14:30
○ 2026-03-27 02:10:06

●MXmx01.ionos.co.uk2026-03-27 → 2026-03-27 · 2 obs

○ 2017-08-27 18:14:30
● 2026-03-27 02:10:06

○A2001:8d8:959:9600::54:3222015-10-24 → 2017-08-27 · 4 obs

○ 2015-05-31 12:57:10
● 2015-10-24 12:46:42
● 2017-08-27 18:14:30
○ 2026-03-27 02:10:06

○A212.227.104.1752015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 12:57:10
○ 2015-10-24 12:46:42
○ 2026-03-27 02:10:06

○A217.160.95.1792015-10-24 → 2017-08-27 · 4 obs

○ 2015-05-31 12:57:10
● 2015-10-24 12:46:42
● 2017-08-27 18:14:30
○ 2026-03-27 02:10:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
johnstonsoftware.com	ns1045.ui-dns.de, ns1045.ui-dns.biz, ns1045.ui-dns.org, ns1045.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.80.45

NS records: ns1045.ui-dns.de, ns1045.ui-dns.biz, ns1045.ui-dns.org, ns1045.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for johnstonsoftware.com (unsigned zone)

⏱️ Timing

Total: 536ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1045.ui-dns.de, ns1045.ui-dns.com...`
MX	2	`mx01.ionos.co.uk (pri: 10), mx00.ionos.co.uk (pri: 10)`
SOA	1	`ns1045.ui-dns.com hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1045.ui-dns.com, ns1045.ui-dns.com)

Analysis

Name Servers

johnstonsoftware.com is delegated to four name servers: ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org.

johnstonsoftware.com at least partially shares name servers with other domains, for instance quranicquizzes.com, ivi.technology, services-erca.com, ecubeinteriors.in and seat-ankauf.de.

Host names with two IP numbers:

Host name ns1045.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:512d:100 and 217.160.81.45.

Host name ns1045.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:522d:100 and 217.160.82.45.

Host name ns1045.ui-dns.de points to: 2001:8d8:fe:53:0:d9a0:502d:100 and 217.160.80.45.

Host name ns1045.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:532d:100 and 217.160.83.45.

Mail Servers

johnstonsoftware.com is handled by two mail servers: mx00.ionos.co.uk and mx01.ionos.co.uk.

johnstonsoftware.com shares the same mail server setup as other domains, for instance bayly.org, primrosecars.co.uk, minibites.co.uk, helenthomas.net and renu123.com.

Host names with one IP number:

The host mx00.ionos.co.uk points to 212.227.15.41 and the host mx01.ionos.co.uk points to 217.72.192.67.

johnstonsoftware.com - robtex.com