optimummobility.com - dns.ninja

`optimummobility.com`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::217^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0217.elastic-ssl.ui-r.com`
A	217.160.0.2^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns-uk.1and1-dns.co.uk` ⭐
		A	2001:8d8:fe:53:0:d9a0:5003:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-uk.1and1-dns.co.uk`
		A	217.160.80.3^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-uk.1and1-dns.co.uk`
NS	`ns-uk.1and1-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5103:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-uk.1and1-dns.biz`
		A	217.160.81.3^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-uk.1and1-dns.biz`
NS	`ns-uk.1and1-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5203:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-uk.1and1-dns.com`
		A	217.160.82.3^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-uk.1and1-dns.com`
NS	`ns-uk.1and1-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5303:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-uk.1and1-dns.org`
		A	217.160.83.3^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-uk.1and1-dns.org`
MX	`mx00.1and1.co.uk` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.1and1.co.uk` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
SOA	`ns-uk.1and1-dns.co.uk`hostmaster@1and1.com 2017-05-18 #1

`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=1780629334

Same first word

optimummobility.co.uk

optimummobility.com

DNS History

13 records (8 active, 5 former)

●NSns-uk.1and1-dns.biz2016-06-20 → 2026-06-05 · 3 obs

○ 2016-03-03 16:55:18
● 2016-06-20 00:36:16
● 2026-06-05 03:32:26

●NSns-uk.1and1-dns.co.uk2016-06-20 → 2026-06-05 · 3 obs

○ 2016-03-03 16:55:18
● 2016-06-20 00:36:16
● 2026-06-05 03:32:26

●NSns-uk.1and1-dns.com2016-06-20 → 2026-06-05 · 3 obs

○ 2016-03-03 16:55:18
● 2016-06-20 00:36:16
● 2026-06-05 03:32:26

●NSns-uk.1and1-dns.org2016-06-20 → 2026-06-05 · 3 obs

○ 2016-03-03 16:55:18
● 2016-06-20 00:36:16
● 2026-06-05 03:32:26

○NSns.optimummobility.com2015-08-23 → 2016-03-03 · 4 obs

● 2015-08-23 14:03:30
● 2016-03-03 16:55:18
○ 2016-06-20 00:36:16
○ 2026-06-05 03:32:26

○MXmail.optimummobility.com2015-08-23 → 2016-03-03 · 4 obs

● 2015-08-23 14:03:30
● 2016-03-03 16:55:18
○ 2016-06-20 00:36:16
○ 2026-06-05 03:32:26

●MXmx00.1and1.co.uk2016-06-20 → 2026-06-05 · 3 obs

○ 2016-03-03 16:55:18
● 2016-06-20 00:36:16
● 2026-06-05 03:32:26

●MXmx01.1and1.co.uk2016-06-20 → 2026-06-05 · 3 obs

○ 2016-03-03 16:55:18
● 2016-06-20 00:36:16
● 2026-06-05 03:32:26

○A2001:8d8:1000:50a1:3bd:8335:8af1:40032016-06-20 → 2017-03-24 · 5 obs

○ 2016-03-03 16:55:18
● 2016-06-20 00:36:16
● 2017-03-24 17:51:22
○ 2020-01-31 09:36:12
○ 2026-06-05 03:32:26

●A2001:8d8:100f:f000::2172020-01-31 → 2026-06-05 · 3 obs

○ 2017-03-24 17:51:22
● 2020-01-31 09:36:12
● 2026-06-05 03:32:26

○A213.171.205.2282015-08-23 → 2016-03-03 · 4 obs

● 2015-08-23 14:03:30
● 2016-03-03 16:55:18
○ 2016-06-20 00:36:16
○ 2026-06-05 03:32:26

●A217.160.0.22020-01-31 → 2026-06-05 · 3 obs

○ 2017-03-24 17:51:22
● 2020-01-31 09:36:12
● 2026-06-05 03:32:26

○A217.160.223.12016-06-20 → 2017-03-24 · 5 obs

○ 2016-03-03 16:55:18
● 2016-06-20 00:36:16
● 2017-03-24 17:51:22
○ 2020-01-31 09:36:12
○ 2026-06-05 03:32:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
optimummobility.com	ns-uk.1and1-dns.co.uk, ns-uk.1and1-dns.biz, ns-uk.1and1-dns.com, ns-uk.1and1-dns.org	2 records

✅ Authoritative Response

Server:217.160.82.3

NS records: ns-uk.1and1-dns.co.uk, ns-uk.1and1-dns.biz, ns-uk.1and1-dns.com, ns-uk.1and1-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optimummobility.com (unsigned zone)

⏱️ Timing

Total: 1861ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.2`
AAAA	1	`2001:8d8:100f:f000::217`
NS	4	`ns-uk.1and1-dns.com, ns-uk.1and1-dns.org...`
MX	2	`mx01.1and1.co.uk (pri: 10), mx00.1and1.co.uk (pri: 10)`
SOA	1	`ns-uk.1and1-dns.co.uk hostmaster.1and1.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-uk.1and1-dns.com, ns-uk.1and1-dns.com)

Analysis

IP Addresses

optimummobility.com points to two IP numbers: 217.160.0.2 and 2001:8d8:100f:f000::217.

Among the host names that share IP numbers with optimummobility.com are krs-schweisstechnik.de, stmartinsapotheke.de, ofertasyescapadas.com and two others.

Name Servers

optimummobility.com delegates DNS authority to 4 name servers — ns-uk.1and1-dns.biz, ns-uk.1and1-dns.com, ns-uk.1and1-dns.org and ns-uk.1and1-dns.co.uk.

The name servers of optimummobility.com overlap at least partially with those of other domains — among them rajmundkaluza.com, samarkandhotellimited.com, g-a-s-s.co and two more.

These name servers commonly appear alongside the name servers ns67.1and1.co.uk and ns68.1and1.co.uk.

Each of the four hosts ns-uk.1and1-dns.biz, ns-uk.1and1-dns.com, ns-uk.1and1-dns.org and ns-uk.1and1-dns.co.uk has two IP addresses. ns-uk.1and1-dns.biz points to 217.160.81.3 and 2001:8d8:fe:53:0:d9a0:5103:100. ns-uk.1and1-dns.com points to 217.160.82.3 and 2001:8d8:fe:53:0:d9a0:5203:100. ns-uk.1and1-dns.org points to 217.160.83.3 and 2001:8d8:fe:53:0:d9a0:5303:100. ns-uk.1and1-dns.co.uk points to 217.160.80.3 and 2001:8d8:fe:53:0:d9a0:5003:100.

Mail Servers

The MX records for optimummobility.com point to two mail servers: mx00.1and1.co.uk and mx01.1and1.co.uk.

optimummobility.com has the same mail server arrangement as a number of other domains, for example s520754418.websitehome.co.uk, kateandpete.net, s200850603.websitehome.co.uk and two more.

optimummobility.com shares at least some of its mail servers with other domains — for example shopping4less.co.uk, visitbattlefields.co.uk, alnoorfoods.co.uk and two more.

Both mx00.1and1.co.uk and mx01.1and1.co.uk have a single IP address each — mx00.1and1.co.uk resolves to 212.227.15.41 while mx01.1and1.co.uk resolves to 217.72.192.67.