`co-workers.net`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::229^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0229.elastic-ssl.ui-r.com`
A	217.160.0.48^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1033.ui-dns.org` ⭐
		A	2607:f1c0:fe:53:185:132:35:33^{🇺🇸 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	`ns1033.ui-dns.org`
		A	185.132.35.33^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1033.ui-dns.org`
NS	`ns1047.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:47^{🇺🇸 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	`ns1047.ui-dns.com`
		A	185.132.34.47^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1047.ui-dns.com`
NS	`ns1090.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:90^{🇺🇸 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	`ns1090.ui-dns.de`
		A	185.132.32.90^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1090.ui-dns.de`
NS	`ns1123.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:123^{🇺🇸 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	`ns1123.ui-dns.biz`
		A	185.132.33.123^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1123.ui-dns.biz`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
		A	212.227.15.171^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	212.227.15.188^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx01.kundenserver.de`
		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	`ns1033.ui-dns.org`hostmaster@1und1.com 2017-06-01 #9

`net`

	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=1786241564

Previously MX for

clashchief.com

Same first word

co-workers.ru

Similar names

work-score.com

works-core.co.jp

core-works.net

DNS History

23 records (8 active, 15 former)

○NSdns101.registrar-servers.com2019-04-14 → 2019-04-14 · 3 obs

○ 2017-02-17 23:22:52
● 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

○NSdns102.registrar-servers.com2019-04-14 → 2019-04-14 · 3 obs

○ 2017-02-17 23:22:52
● 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

○NSns1.1gb.ua2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 06:20:26
○ 2015-12-04 03:00:02
○ 2026-08-09 02:33:00

○NSns1.dynadot.com2016-07-03 → 2017-02-17 · 5 obs

○ 2015-12-04 03:00:02
● 2016-07-03 10:44:34
● 2017-02-17 23:22:52
○ 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

●NSns1033.ui-dns.org2026-08-09 → 2026-08-09 · 2 obs

○ 2019-04-14 15:06:20
● 2026-08-09 02:33:00

●NSns1047.ui-dns.com2026-08-09 → 2026-08-09 · 2 obs

○ 2019-04-14 15:06:20
● 2026-08-09 02:33:00

●NSns1090.ui-dns.de2026-08-09 → 2026-08-09 · 2 obs

○ 2019-04-14 15:06:20
● 2026-08-09 02:33:00

●NSns1123.ui-dns.biz2026-08-09 → 2026-08-09 · 2 obs

○ 2019-04-14 15:06:20
● 2026-08-09 02:33:00

○NSns2.dynadot.com2016-07-03 → 2017-02-17 · 5 obs

○ 2015-12-04 03:00:02
● 2016-07-03 10:44:34
● 2017-02-17 23:22:52
○ 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

○NSuns2.1gb.ru2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 06:20:26
○ 2015-12-04 03:00:02
○ 2026-08-09 02:33:00

○MXmail-u5.1gb.ua2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 06:20:26
○ 2015-12-04 03:00:02
○ 2026-08-09 02:33:00

●MXmx00.ionos.de2026-08-09 → 2026-08-09 · 2 obs

○ 2019-04-14 15:06:20
● 2026-08-09 02:33:00

●MXmx01.ionos.de2026-08-09 → 2026-08-09 · 2 obs

○ 2019-04-14 15:06:20
● 2026-08-09 02:33:00

○MXmx1.1gb.com.ua2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 06:20:26
○ 2015-12-04 03:00:02
○ 2026-08-09 02:33:00

○MXparkmail.dynadot.com2016-07-03 → 2017-02-17 · 5 obs

○ 2015-12-04 03:00:02
● 2016-07-03 10:44:34
● 2017-02-17 23:22:52
○ 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

○A166.88.19.422016-07-03 → 2017-02-17 · 5 obs

○ 2015-12-04 03:00:02
● 2016-07-03 10:44:34
● 2017-02-17 23:22:52
○ 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

○A195.234.4.522015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 06:20:26
○ 2015-12-04 03:00:02
○ 2026-08-09 02:33:00

○A198.54.117.1972019-04-14 → 2019-04-14 · 3 obs

○ 2017-02-17 23:22:52
● 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

○A198.54.117.1982019-04-14 → 2019-04-14 · 3 obs

○ 2017-02-17 23:22:52
● 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

○A198.54.117.1992019-04-14 → 2019-04-14 · 3 obs

○ 2017-02-17 23:22:52
● 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

○A198.54.117.2002019-04-14 → 2019-04-14 · 3 obs

○ 2017-02-17 23:22:52
● 2019-04-14 15:06:20
○ 2026-08-09 02:33:00

●A2001:8d8:100f:f000::2292026-08-09 → 2026-08-09 · 2 obs

○ 2019-04-14 15:06:20
● 2026-08-09 02:33:00

●A217.160.0.482026-08-09 → 2026-08-09 · 2 obs

○ 2019-04-14 15:06:20
● 2026-08-09 02:33:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
co-workers.net	ns1033.ui-dns.org, ns1090.ui-dns.de, ns1123.ui-dns.biz, ns1047.ui-dns.com	-

✅ Authoritative Response

Server:185.132.34.47

NS records: ns1033.ui-dns.org, ns1090.ui-dns.de, ns1123.ui-dns.biz, ns1047.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for co-workers.net (unsigned zone)

⏱️ Timing

Total: 301ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.48`
AAAA	1	`2001:8d8:100f:f000::229`
NS	4	`ns1033.ui-dns.org, ns1090.ui-dns.de...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1033.ui-dns.org hostmaster.1und1.com`

Analysis

IP Addresses

co-workers.net has two IP addresses: 217.160.0.48 and 2001:8d8:100f:f000::229

reinigungsknete.com, andreasbecker.com, dial.solutions and two other host names share IP numbers with co-workers.net.

Name Servers

The authoritative name servers for co-workers.net are ns1123.ui-dns.biz, ns1047.ui-dns.com, ns1090.ui-dns.de and ns1033.ui-dns.org.

At least some of co-workers.net's name servers are shared with other domains, for example mia-sala.com, jonescreativepost.com, lysoform.de and two more.

These name servers tend to co-occur with ns1033.ui-dns.biz, ns1033.ui-dns.com, ns1033.ui-dns.de and 7 other name servers in the same DNS delegations.

Four hostnames, each resolving to a pair of IP addresses: ns1123.ui-dns.biz directs to 185.132.33.123 and 2607:f1c0:fe:53:185:132:33:123; ns1047.ui-dns.com directs to 185.132.34.47 and 2607:f1c0:fe:53:185:132:34:47; ns1090.ui-dns.de directs to 185.132.32.90 and 2607:f1c0:fe:53:185:132:32:90; ns1033.ui-dns.org directs to 185.132.35.33 and 2607:f1c0:fe:53:185:132:35:33.

Mail Servers

Mail for co-workers.net is handled by two mail servers — mx00.ionos.de and mx01.ionos.de.

co-workers.net uses an identical mail server configuration to several other domains — among them steinmetz-schmekel.de, taxi-erlangen.de, canterburynz.at and two more.

mx00.ionos.de and mx01.ionos.de both carry two IP addresses. The A records for mx00.ionos.de are 212.227.15.41 and 212.227.15.171; the A records for mx01.ionos.de are 212.227.15.188 and 217.72.192.67.

co-workers.net - robtex.com

co-workers.net

net

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`co-workers.net`

`net`