`curtiscomputing.biz`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	217.160.0.252^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1116.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:5274:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.com`
		A	217.160.82.116^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.com`
NS	`ns1116.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5174:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.biz`
		A	217.160.81.116^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.biz`
NS	`ns1116.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:116^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1116.ui-dns.de`
		A	217.160.80.116^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.de`
NS	`ns1116.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5374:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1116.ui-dns.org`
		A	217.160.83.116^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1116.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`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1116.ui-dns.com`hostmaster@1and1.co.uk 2016-04-27 #5

`biz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld.biz` ⭐
	NS	`b.gtld.biz`
	NS	`c.gtld.biz`
	NS	`m.gtld.biz`
	NS	`n.gtld.biz`
	NS	`w.gtld.biz`
	NS	`x.gtld.biz`
	NS	`y.gtld.biz`
	SOA	`a.gtld.biz`admin@tldns.godaddy serial=1780373087

Same first word

curtiscomputing.biz

Similar names

citruscomputing.com

citruscomputing.co.uk

DNS History

16 records (8 active, 8 former)

●NSns1116.ui-dns.biz2026-03-23 → 2026-06-02 · 3 obs

○ 2017-04-02 09:03:34
● 2026-03-23 18:28:52
● 2026-06-02 04:33:56

●NSns1116.ui-dns.com2026-03-23 → 2026-06-02 · 3 obs

○ 2017-04-02 09:03:34
● 2026-03-23 18:28:52
● 2026-06-02 04:33:56

●NSns1116.ui-dns.de2026-03-23 → 2026-06-02 · 3 obs

○ 2017-04-02 09:03:34
● 2026-03-23 18:28:52
● 2026-06-02 04:33:56

●NSns1116.ui-dns.org2026-03-23 → 2026-06-02 · 3 obs

○ 2017-04-02 09:03:34
● 2026-03-23 18:28:52
● 2026-06-02 04:33:56

○NSns19.1and1.co.uk2015-08-05 → 2017-04-02 · 4 obs

● 2015-08-05 10:55:02
● 2017-04-02 09:03:34
○ 2026-03-23 18:28:52
○ 2026-06-02 04:33:56

○NSns20.1and1.co.uk2015-08-05 → 2017-04-02 · 4 obs

● 2015-08-05 10:55:02
● 2017-04-02 09:03:34
○ 2026-03-23 18:28:52
○ 2026-06-02 04:33:56

●MXmx00.ionos.co.uk2026-03-23 → 2026-06-02 · 3 obs

○ 2017-04-02 09:03:34
● 2026-03-23 18:28:52
● 2026-06-02 04:33:56

○MXmx00.schlund.de2015-08-05 → 2017-04-02 · 4 obs

● 2015-08-05 10:55:02
● 2017-04-02 09:03:34
○ 2026-03-23 18:28:52
○ 2026-06-02 04:33:56

●MXmx01.ionos.co.uk2026-03-23 → 2026-06-02 · 3 obs

○ 2017-04-02 09:03:34
● 2026-03-23 18:28:52
● 2026-06-02 04:33:56

○MXmx01.schlund.de2015-08-05 → 2017-04-02 · 4 obs

● 2015-08-05 10:55:02
● 2017-04-02 09:03:34
○ 2026-03-23 18:28:52
○ 2026-06-02 04:33:56

○A2001:8d8:1000:509c:350:ed26:3b16:78002015-08-05 → 2016-02-27 · 4 obs

● 2015-08-05 10:55:02
● 2016-02-27 08:02:22
○ 2017-04-02 09:03:34
○ 2026-06-02 04:33:56

○A2001:8d8:1000:509c:355d:c7b2:463c:f8162017-04-02 → 2017-04-02 · 4 obs

○ 2016-02-27 08:02:22
● 2017-04-02 09:03:34
○ 2026-03-23 18:28:52
○ 2026-06-02 04:33:56

●A2001:8d8:100f:f000::2002026-03-23 → 2026-06-02 · 3 obs

○ 2017-04-02 09:03:34
● 2026-03-23 18:28:52
● 2026-06-02 04:33:56

●A217.160.0.2522026-03-23 → 2026-06-02 · 3 obs

○ 2017-04-02 09:03:34
● 2026-03-23 18:28:52
● 2026-06-02 04:33:56

○A217.160.231.2422017-04-02 → 2017-04-02 · 4 obs

○ 2016-02-27 08:02:22
● 2017-04-02 09:03:34
○ 2026-03-23 18:28:52
○ 2026-06-02 04:33:56

○A82.165.113.422015-08-05 → 2016-02-27 · 4 obs

● 2015-08-05 10:55:02
● 2016-02-27 08:02:22
○ 2017-04-02 09:03:34
○ 2026-06-02 04:33:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
biz	b.gtld.biz, m.gtld.biz, y.gtld.biz, w.gtld.biz...	-
curtiscomputing.biz	ns1116.ui-dns.de, ns1116.ui-dns.biz, ns1116.ui-dns.com, ns1116.ui-dns.org	-

✅ Authoritative Response

Server:217.160.80.116

NS records: ns1116.ui-dns.de, ns1116.ui-dns.biz, ns1116.ui-dns.com, ns1116.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for curtiscomputing.biz (unsigned zone)

⏱️ Timing

Total: 886ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.252`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1116.ui-dns.biz, ns1116.ui-dns.de...`
MX	2	`mx00.ionos.co.uk (pri: 10), mx01.ionos.co.uk (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1116.ui-dns.com hostmaster.1and1.co.uk`

Analysis

IP Addresses

curtiscomputing.biz points to two IP numbers: 217.160.0.252 and 2001:8d8:100f:f000::200.

tamaritedelitera.es, genaliance.info, www.robot-systems.eu plus two other host names have IP numbers in common with curtiscomputing.biz.

Name Servers

The DNS delegation for curtiscomputing.biz covers 4 name servers — ns1116.ui-dns.biz, ns1116.ui-dns.com, ns1116.ui-dns.de and ns1116.ui-dns.org.

curtiscomputing.biz shares at least some of its name servers with other domains, including pharma-congress.com, ivpnetworks.de, edemx.co.uk and two others.

It is common to see these name servers paired with name servers ns1117.ui-dns.de, ns1089.ui-dns.com and ns1081.ui-dns.org plus three others.

The host names ns1116.ui-dns.biz, ns1116.ui-dns.com, ns1116.ui-dns.de and ns1116.ui-dns.org each resolve to two IP addresses: ns1116.ui-dns.biz resolves to 217.160.81.116 and 2001:8d8:fe:53:0:d9a0:5174:100; ns1116.ui-dns.com resolves to 217.160.82.116 and 2001:8d8:fe:53:0:d9a0:5274:100; ns1116.ui-dns.de resolves to 217.160.80.116 and 2607:f1c0:fe:53:185:132:32:116; ns1116.ui-dns.org resolves to 217.160.83.116 and 2001:8d8:fe:53:0:d9a0:5374:100.

Mail Servers

curtiscomputing.biz uses two mail servers, mx00.ionos.co.uk and mx01.ionos.co.uk.

The mail server setup of curtiscomputing.biz matches that of other domains such as account-2go.com, sac-systems.com, hoem.co.uk and two others.

mx00.ionos.co.uk and mx01.ionos.co.uk each resolve to one IP number: mx00.ionos.co.uk points to 212.227.15.41 and mx01.ionos.co.uk points to 217.72.192.67.

curtiscomputing.biz - robtex.com