sys-ct.com - dns.ninja

`sys-ct.com`

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	217.160.0.96^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1063.ui-dns.org` ⭐
		A	2607:f1c0:fe:53:185:132:35:63^{🇺🇸 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	`ns1063.ui-dns.org`
		A	185.132.35.63^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1063.ui-dns.org`
NS	`ns1045.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:45^{🇺🇸 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	`ns1045.ui-dns.de`
		A	185.132.32.45^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1045.ui-dns.de`
NS	`ns1046.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:46^{🇺🇸 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	`ns1046.ui-dns.biz`
		A	185.132.33.46^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1046.ui-dns.biz`
NS	`ns1104.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:104^{🇺🇸 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	`ns1104.ui-dns.com`
		A	185.132.34.104^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1104.ui-dns.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`mx00.ionos.com`⁽⁵⁾
		A	74.208.114.65^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`alt2.aspmx.l.google.com`⁽⁶⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=verifydomain MS=3494246`
SOA	`ns1063.ui-dns.org`hostmaster@1und1.com 2017-06-01 #31

`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=1785224632

Same first word

sys-ct.com

Similar names

tsc-sy.net

sct-ys.com

c-syst.com

tsc-sy.com

ct-sys.net

ct-sys.com

ct-sys.eu

sys-tc.com

DNS History

15 records (11 active, 4 former)

●NSns1045.ui-dns.de2026-05-09 → 2026-07-28 · 3 obs

○ 2018-01-23 14:45:02
● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

●NSns1046.ui-dns.biz2026-05-09 → 2026-07-28 · 3 obs

○ 2018-01-23 14:45:02
● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

●NSns1063.ui-dns.org2026-05-09 → 2026-07-28 · 3 obs

○ 2018-01-23 14:45:02
● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

●NSns1104.ui-dns.com2026-05-09 → 2026-07-28 · 3 obs

○ 2018-01-23 14:45:02
● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

○NSns7.rookdns.com2018-01-23 → 2018-01-23 · 3 obs

● 2018-01-23 14:45:02
○ 2026-05-09 08:36:50
○ 2026-07-28 07:51:06

○NSns8.rookdns.com2018-01-23 → 2018-01-23 · 3 obs

● 2018-01-23 14:45:02
○ 2026-05-09 08:36:50
○ 2026-07-28 07:51:06

●MXalt2.aspmx.l.google.com2026-05-09 → 2026-07-28 · 2 obs

● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

●MXalt3.aspmx.l.google.com2026-05-09 → 2026-07-28 · 2 obs

● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

●MXalt4.aspmx.l.google.com2026-05-09 → 2026-07-28 · 2 obs

● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

●MXaspmx.l.google.com2026-05-09 → 2026-07-28 · 2 obs

● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

●MXmx00.ionos.com2026-05-09 → 2026-07-28 · 2 obs

● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

○A141.8.224.932018-01-23 → 2018-01-23 · 3 obs

● 2018-01-23 14:45:02
○ 2026-05-09 08:36:50
○ 2026-07-28 07:51:06

●A2001:8d8:100f:f000::2002026-05-09 → 2026-07-28 · 3 obs

○ 2018-01-23 14:45:02
● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

●A217.160.0.962026-05-09 → 2026-07-28 · 3 obs

○ 2018-01-23 14:45:02
● 2026-05-09 08:36:50
● 2026-07-28 07:51:06

○PTRns7.rookdns.com2018-01-23 → 2018-01-23 · 3 obs

● 2018-01-23 14:45:02
○ 2026-05-09 08:36:50
○ 2026-07-28 07:51:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sys-ct.com	ns1045.ui-dns.de, ns1046.ui-dns.biz, ns1063.ui-dns.org, ns1104.ui-dns.com	2 records

✅ Authoritative Response

Server:185.132.35.63

NS records: ns1045.ui-dns.de, ns1046.ui-dns.biz, ns1063.ui-dns.org, ns1104.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sys-ct.com (unsigned zone)

⏱️ Timing

Total: 682ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.96`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1046.ui-dns.biz, ns1104.ui-dns.com...`
MX	5	`alt4.aspmx.l.google.com (pri: 10), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=verifydomain MS=3494246`
SOA	1	`ns1063.ui-dns.org hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1104.ui-dns.com, ns1104.ui-dns.com)

Analysis

IP Addresses

sys-ct.com resolves to the IP addresses 217.160.0.96 and 2001:8d8:100f:f000::200

Among the host names that share IP numbers with sys-ct.com are ihr-hausarzt-rastede.de, composteurs.com, fabelino.de and two others.

Name Servers

The domain sys-ct.com is delegated to these four name servers: ns1046.ui-dns.biz, ns1104.ui-dns.com, ns1045.ui-dns.de and ns1063.ui-dns.org.

sys-ct.com shares at least some of its name servers with other domains, including agrojob.de, eta-quadrat.com, home-schroeter.de and two others.

These name servers are frequently seen alongside ns1045.ui-dns.com, ns1045.ui-dns.biz, ns1045.ui-dns.org and 7 other name servers.

The host names ns1046.ui-dns.biz, ns1104.ui-dns.com, ns1045.ui-dns.de and ns1063.ui-dns.org each resolve to two IP addresses: ns1046.ui-dns.biz resolves to 185.132.33.46 and 2607:f1c0:fe:53:185:132:33:46; ns1104.ui-dns.com resolves to 185.132.34.104 and 2607:f1c0:fe:53:185:132:34:104; ns1045.ui-dns.de resolves to 185.132.32.45 and 2607:f1c0:fe:53:185:132:32:45; ns1063.ui-dns.org resolves to 185.132.35.63 and 2607:f1c0:fe:53:185:132:35:63.

Mail Servers

sys-ct.com is handled by five mail servers: mx00.ionos.com, aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

sys-ct.com shares at least some of its mail servers with other domains — for example r3dev.org, busybeewellness.org, naufik.net and two more.

It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com resolves to 64.233.180.26 and 2607:f8b0:4004:c06::1a.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1a.

Hosts that resolve to one IP address:

mx00.ionos.com resolves to 74.208.114.65.