1sys1.com - dns.ninja

`1sys1.com`

DNSSEC	⚠️ Not signed
NS	`ns1046.ui-dns.de` ⭐
		A	2001:8d8:fe:53:0:d9a0:502e:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1046.ui-dns.de`
		A	217.160.80.46^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1046.ui-dns.de`
NS	`ns1039.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5127:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1039.ui-dns.biz`
		A	217.160.81.39^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1039.ui-dns.biz`
NS	`ns1077.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:524d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1077.ui-dns.com`
		A	217.160.82.77^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1077.ui-dns.com`
NS	`ns1118.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5376:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1118.ui-dns.org`
		A	217.160.83.118^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1118.ui-dns.org`
MX	`mx00.ionos.com` ⭐
		A	74.208.5.3^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.5.21^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1046.ui-dns.de`hostmaster@1and1.com 2018-09-12 #19

`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=1780993541

Same first word

1sys1.com

Similar names

sys11.net

sys11.de

11sys.com

sys11.org

sys11.eu

DNS History

11 records (6 active, 5 former)

●NSns1039.ui-dns.biz2026-03-04 → 2026-06-09 · 3 obs

○ 2017-03-23 09:57:24
● 2026-03-04 08:03:24
● 2026-06-09 08:48:02

●NSns1046.ui-dns.de2026-03-04 → 2026-06-09 · 3 obs

○ 2017-03-23 09:57:24
● 2026-03-04 08:03:24
● 2026-06-09 08:48:02

●NSns1077.ui-dns.com2026-03-04 → 2026-06-09 · 3 obs

○ 2017-03-23 09:57:24
● 2026-03-04 08:03:24
● 2026-06-09 08:48:02

●NSns1118.ui-dns.org2026-03-04 → 2026-06-09 · 3 obs

○ 2017-03-23 09:57:24
● 2026-03-04 08:03:24
● 2026-06-09 08:48:02

○NSns73.domaincontrol.com2017-03-23 → 2017-03-23 · 3 obs

● 2017-03-23 09:57:24
○ 2026-03-04 08:03:24
○ 2026-06-09 08:48:02

○NSns74.domaincontrol.com2017-03-23 → 2017-03-23 · 3 obs

● 2017-03-23 09:57:24
○ 2026-03-04 08:03:24
○ 2026-06-09 08:48:02

○MXmailstore1.secureserver.net2017-03-23 → 2017-03-23 · 3 obs

● 2017-03-23 09:57:24
○ 2026-03-04 08:03:24
○ 2026-06-09 08:48:02

●MXmx00.ionos.com2026-03-04 → 2026-06-09 · 3 obs

○ 2017-03-23 09:57:24
● 2026-03-04 08:03:24
● 2026-06-09 08:48:02

●MXmx01.ionos.com2026-03-04 → 2026-06-09 · 3 obs

○ 2017-03-23 09:57:24
● 2026-03-04 08:03:24
● 2026-06-09 08:48:02

○MXsmtp.secureserver.net2017-03-23 → 2017-03-23 · 3 obs

● 2017-03-23 09:57:24
○ 2026-03-04 08:03:24
○ 2026-06-09 08:48:02

○A213.136.66.2472017-03-23 → 2017-03-23 · 3 obs

● 2017-03-23 09:57:24
○ 2026-03-04 08:03:24
○ 2026-06-09 08:48:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net...	-
1sys1.com	ns1046.ui-dns.de, ns1039.ui-dns.biz, ns1118.ui-dns.org, ns1077.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.81.39

NS records: ns1046.ui-dns.de, ns1039.ui-dns.biz, ns1118.ui-dns.org, ns1077.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1sys1.com (unsigned zone)

⏱️ Timing

Total: 614ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1046.ui-dns.de, ns1118.ui-dns.org...`
MX	2	`mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1046.ui-dns.de hostmaster.1and1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1077.ui-dns.com, ns1077.ui-dns.com)

Analysis

Name Servers

1sys1.com is served by 4 authoritative name servers: ns1039.ui-dns.biz, ns1077.ui-dns.com, ns1046.ui-dns.de and ns1118.ui-dns.org.

1sys1.com has at least partial name server overlap with other domains, such as xn--prfe-dein-urteil-kzb.online, barracuda-networks.de, deesnursery.co.uk and two others.

These name servers tend to appear in conjunction with ns1118.ui-dns.com, ns1118.ui-dns.biz, ns1118.ui-dns.de and seven others.

ns1039.ui-dns.biz, ns1077.ui-dns.com, ns1046.ui-dns.de and ns1118.ui-dns.org all point to exactly two IP numbers each: ns1039.ui-dns.biz → 217.160.81.39 and 2001:8d8:fe:53:0:d9a0:5127:100; ns1077.ui-dns.com → 217.160.82.77 and 2001:8d8:fe:53:0:d9a0:524d:100; ns1046.ui-dns.de → 217.160.80.46 and 2001:8d8:fe:53:0:d9a0:502e:100; ns1118.ui-dns.org → 217.160.83.118 and 2001:8d8:fe:53:0:d9a0:5376:100.

Mail Servers

1sys1.com uses two mail servers, mx00.ionos.com and mx01.ionos.com.

The mail server setup of 1sys1.com matches that of other domains such as colegiocarson.com, wanderersmailservices.com, jaam91.com and two others.

The mail servers of 1sys1.com are at least partially shared with other domains, including acmenews.com.

mx00.ionos.com directs to 74.208.5.3 and mx01.ionos.com directs to 74.208.5.21; each host name points to exactly one IP number.