c2rt.com - dns.ninja

`c2rt.com`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::2ad^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-02ad.elastic-ssl.ui-r.com`
A	217.160.0.112^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1021.ui-dns.biz` ⭐
		A	2001:8d8:fe:53:0:d9a0:5115:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.biz`
		A	217.160.81.21^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
NS	`ns1021.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5215:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.com`
		A	217.160.82.21^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.com`
NS	`ns1021.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:21^{🇺🇸 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	`ns1021.ui-dns.de`
		A	185.132.32.21^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1021.ui-dns.de`
NS	`ns1021.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5315:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.org`
		A	217.160.83.21^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.org`
MX	`mx00.ionos.fr` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.fr` ⭐
		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	`ns1021.ui-dns.biz`hostmaster@1and1.fr 2017-06-09 #11

`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=1783909487

Same first word

c2rt.com

c2rt.org

c2rt.fr

Similar names

ct2r.com

r2ct.com

r2ct.info

crt2.com

rtc2.com

rc2t.com

rct2.com

2tcr.nc

2rtc.com

rt2c.com

rt2c.net

DNS History

16 records (8 active, 8 former)

●NSns1021.ui-dns.biz2020-02-28 → 2026-07-13 · 3 obs

○ 2017-02-19 23:26:34
● 2020-02-28 21:56:10
● 2026-07-13 02:51:58

●NSns1021.ui-dns.com2020-02-28 → 2026-07-13 · 3 obs

○ 2017-02-19 23:26:34
● 2020-02-28 21:56:10
● 2026-07-13 02:51:58

●NSns1021.ui-dns.de2020-02-28 → 2026-07-13 · 3 obs

○ 2017-02-19 23:26:34
● 2020-02-28 21:56:10
● 2026-07-13 02:51:58

●NSns1021.ui-dns.org2020-02-28 → 2026-07-13 · 3 obs

○ 2017-02-19 23:26:34
● 2020-02-28 21:56:10
● 2026-07-13 02:51:58

○NSns61.1and1.fr2015-06-30 → 2017-02-19 · 4 obs

● 2015-06-30 15:03:52
● 2017-02-19 23:26:34
○ 2020-02-28 21:56:10
○ 2026-07-13 02:51:58

○NSns62.1and1.fr2015-06-30 → 2017-02-19 · 4 obs

● 2015-06-30 15:03:52
● 2017-02-19 23:26:34
○ 2020-02-28 21:56:10
○ 2026-07-13 02:51:58

○MXmx00.1and1.fr2015-06-30 → 2020-02-28 · 4 obs

● 2015-06-30 15:03:52
● 2020-02-28 21:56:10
○ 2026-03-15 13:43:06
○ 2026-07-13 02:51:58

●MXmx00.ionos.fr2026-03-15 → 2026-07-13 · 3 obs

○ 2020-02-28 21:56:10
● 2026-03-15 13:43:06
● 2026-07-13 02:51:58

○MXmx01.1and1.fr2015-06-30 → 2020-02-28 · 4 obs

● 2015-06-30 15:03:52
● 2020-02-28 21:56:10
○ 2026-03-15 13:43:06
○ 2026-07-13 02:51:58

●MXmx01.ionos.fr2026-03-15 → 2026-07-13 · 3 obs

○ 2020-02-28 21:56:10
● 2026-03-15 13:43:06
● 2026-07-13 02:51:58

○A2001:8d8:1000:c2e2:c681:a419:44c4:b8182015-06-30 → 2017-02-19 · 4 obs

● 2015-06-30 15:03:52
● 2017-02-19 23:26:34
○ 2020-02-28 21:56:10
○ 2026-07-13 02:51:58

○A2001:8d8:100f:f000::23d2020-02-28 → 2020-02-28 · 4 obs

○ 2017-02-19 23:26:34
● 2020-02-28 21:56:10
○ 2026-03-15 13:43:06
○ 2026-07-13 02:51:58

●A2001:8d8:100f:f000::2ad2026-03-15 → 2026-07-13 · 3 obs

○ 2020-02-28 21:56:10
● 2026-03-15 13:43:06
● 2026-07-13 02:51:58

●A217.160.0.1122026-03-15 → 2026-07-13 · 3 obs

○ 2020-02-28 21:56:10
● 2026-03-15 13:43:06
● 2026-07-13 02:51:58

○A217.160.0.1802020-02-28 → 2020-02-28 · 4 obs

○ 2017-02-19 23:26:34
● 2020-02-28 21:56:10
○ 2026-03-15 13:43:06
○ 2026-07-13 02:51:58

○A82.165.186.242015-06-30 → 2017-02-19 · 4 obs

● 2015-06-30 15:03:52
● 2017-02-19 23:26:34
○ 2020-02-28 21:56:10
○ 2026-07-13 02:51:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
c2rt.com	ns1021.ui-dns.de, ns1021.ui-dns.biz, ns1021.ui-dns.org, ns1021.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.82.21

NS records: ns1021.ui-dns.de, ns1021.ui-dns.biz, ns1021.ui-dns.org, ns1021.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c2rt.com (unsigned zone)

⏱️ Timing

Total: 6293ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.112`
AAAA	1	`2001:8d8:100f:f000::2ad`
NS	4	`ns1021.ui-dns.biz, ns1021.ui-dns.de...`
MX	2	`mx00.ionos.fr (pri: 10), mx01.ionos.fr (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1021.ui-dns.biz hostmaster.1and1.fr`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1021.ui-dns.com, ns1021.ui-dns.com)

Analysis

IP Addresses

c2rt.com directs to two IP numbers, 217.160.0.112 and 2001:8d8:100f:f000::2ad

Two other host names, along with rodadeter.com, metizin.com and piral.io, also share IP numbers with c2rt.com.

Name Servers

The NS records for c2rt.com point to four name servers: ns1021.ui-dns.biz, ns1021.ui-dns.com, ns1021.ui-dns.de and ns1021.ui-dns.org.

c2rt.com partially shares its NS delegation with several other domains, including optime-pro.eu, circusukraine.com, hong.org.uk and two others.

In DNS configurations, these name servers often share authority with ns1033.ui-dns.com, ns1105.ui-dns.de, ns1057.ui-dns.de and 3 other name servers.

ns1021.ui-dns.biz, ns1021.ui-dns.com, ns1021.ui-dns.de and ns1021.ui-dns.org each carry two IP addresses. ns1021.ui-dns.biz has 217.160.81.21 and 2001:8d8:fe:53:0:d9a0:5115:100; ns1021.ui-dns.com has 217.160.82.21 and 2001:8d8:fe:53:0:d9a0:5215:100; ns1021.ui-dns.de has 185.132.32.21 and 2607:f1c0:fe:53:185:132:32:21; ns1021.ui-dns.org has 217.160.83.21 and 2001:8d8:fe:53:0:d9a0:5315:100.

Mail Servers

c2rt.com is served by two mail servers, mx00.ionos.fr and mx01.ionos.fr.

Among the domains sharing a mail server setup with c2rt.com are ogalop.fr, stalikez.info, supplyanddealnetwork.fr and two others.

At least a portion of c2rt.com's mail servers are also used by other domains, for example julo.fr.

mx00.ionos.fr resolves to 212.227.15.41. mx01.ionos.fr resolves to 217.72.192.67. Both host names point to a single IP number.