it4sure.com - dns.ninja

`it4sure.com`

DNSSEC	⚠️ Not signed
A	89.106.200.140^{🇳🇱 Enflow89.106.200.0/24}
NS	`auth01-peer.ib.routit.net` ⭐
		A	2a02:22a0::a1^{🇳🇱 ASN-ROUTIT2a02:22a0::/32 RoutIT B.V.}
			PTR	`auth01.ib.routit.net`
		A	213.144.232.181^{🇳🇱 ASN-ROUTIT213.144.224.0/19 RoutIT B.V.}
NS	`auth02-peer.ib.routit.net`
		A	2a02:22a0:ffff:ffff::a1^{🇳🇱 ASN-ROUTIT2a02:22a0::/32 RoutIT B.V.}
			PTR	`auth02.ib.routit.net`
		A	213.144.232.182^{🇳🇱 ASN-ROUTIT213.144.224.0/19 RoutIT B.V.}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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=spf1 include:spf.it4sure.cloud include:_spf.google.com -all`
SOA	`auth01-peer.ib.routit.net`noc@routit.nl serial=13

`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=1782654470

Same first word

it4sure.com

it4sure.nl

it4sure.cloud

it4sure.net

Similar names

4sureit.com

tires4u.com

it4user.de

it4user.com

tires4u.de

tires4u.co.il

it4user.ch

tier4us.com

DNS History

19 records (8 active, 11 former)

●NSauth01-peer.ib.routit.net2026-04-09 → 2026-06-28 · 3 obs

○ 2016-11-24 17:31:42
● 2026-04-09 05:49:16
● 2026-06-28 14:12:18

●NSauth02-peer.ib.routit.net2026-04-09 → 2026-06-28 · 3 obs

○ 2016-11-24 17:31:42
● 2026-04-09 05:49:16
● 2026-06-28 14:12:18

○NSns1.hostnet.nl2015-06-06 → 2016-11-24 · 5 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2016-11-24 17:31:42
○ 2026-04-09 05:49:16
○ 2026-06-28 14:12:18

○NSns1.serverhome.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 02:32:04
○ 2015-06-06 23:23:38
○ 2026-06-28 14:12:18

○NSns2.hostnetbv.com2015-06-06 → 2016-11-24 · 5 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2016-11-24 17:31:42
○ 2026-04-09 05:49:16
○ 2026-06-28 14:12:18

○NSns2.serverhome.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 02:32:04
○ 2015-06-06 23:23:38
○ 2026-06-28 14:12:18

○NSns3.hostnetbv.nl2015-06-06 → 2016-11-24 · 5 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2016-11-24 17:31:42
○ 2026-04-09 05:49:16
○ 2026-06-28 14:12:18

●MXalt1.aspmx.l.google.com2015-06-06 → 2026-06-28 · 3 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2026-06-28 14:12:18

●MXalt2.aspmx.l.google.com2026-04-09 → 2026-06-28 · 3 obs

○ 2016-11-24 17:31:42
● 2026-04-09 05:49:16
● 2026-06-28 14:12:18

●MXalt3.aspmx.l.google.com2026-04-09 → 2026-06-28 · 3 obs

○ 2016-11-24 17:31:42
● 2026-04-09 05:49:16
● 2026-06-28 14:12:18

●MXalt4.aspmx.l.google.com2026-04-09 → 2026-06-28 · 3 obs

○ 2016-11-24 17:31:42
● 2026-04-09 05:49:16
● 2026-06-28 14:12:18

●MXaspmx.l.google.com2026-04-09 → 2026-06-28 · 3 obs

○ 2016-11-24 17:31:42
● 2026-04-09 05:49:16
● 2026-06-28 14:12:18

○MXaspmx2.googlemail.com2015-06-06 → 2016-11-24 · 5 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2016-11-24 17:31:42
○ 2026-04-09 05:49:16
○ 2026-06-28 14:12:18

○MXaspmx3.googlemail.com2015-06-06 → 2016-11-24 · 5 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2016-11-24 17:31:42
○ 2026-04-09 05:49:16
○ 2026-06-28 14:12:18

○MXd71426a.ess.barracudanetworks.com2015-06-06 → 2016-11-24 · 5 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2016-11-24 17:31:42
○ 2026-04-09 05:49:16
○ 2026-06-28 14:12:18

○MXd71426b.ess.barracudanetworks.com2015-06-06 → 2016-11-24 · 5 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2016-11-24 17:31:42
○ 2026-04-09 05:49:16
○ 2026-06-28 14:12:18

○A66.45.246.1382008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 02:32:04
○ 2015-06-06 23:23:38
○ 2026-06-28 14:12:18

●A89.106.200.1402026-04-09 → 2026-06-28 · 3 obs

○ 2016-11-24 17:31:42
● 2026-04-09 05:49:16
● 2026-06-28 14:12:18

○A91.184.0.622015-06-06 → 2016-11-24 · 5 obs

○ 2008-03-16 02:32:04
● 2015-06-06 23:23:38
● 2016-11-24 17:31:42
○ 2026-04-09 05:49:16
○ 2026-06-28 14:12:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
it4sure.com	auth01-peer.ib.routit.net, auth02-peer.ib.routit.net	-

✅ Authoritative Response

Server:213.144.232.181

NS records: auth01-peer.ib.routit.net, auth02-peer.ib.routit.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for it4sure.com (unsigned zone)

⏱️ Timing

Total: 551ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.106.200.140`
NS	2	`auth01-peer.ib.routit.net, auth02-peer.ib.routit.net`
MX	5	`alt2.aspmx.l.google.com (pri: 5), alt1.aspmx.l.google.com (pri: 5)...`
TXT	1	`v=spf1 include:spf.it4sure.cloud include`
SOA	1	`auth01-peer.ib.routit.net noc.routit.nl`

Analysis

IP Addresses

it4sure.com resolves to just one IP address, 89.106.200.140.

Two other host names, along with verhoeveengineering.nl, advocatuurmediation.nl and gte-finance.com, also share IP numbers with it4sure.com.

Name Servers

Two name servers handle the delegation for it4sure.com: auth01-peer.ib.routit.net and auth02-peer.ib.routit.net.

it4sure.com shares its NS records with other domains, for example eykelboom.com, sijpkesreizen.com, dc2.routit.net and two others.

it4sure.com partially shares its NS delegation with several other domains, including dutchconnect.nl, waardo.nl, rvmbv.com and two others.

These name servers are regularly seen alongside auth01.ib.routit.net and auth02.ib.routit.net as name servers.

auth01-peer.ib.routit.net and auth02-peer.ib.routit.net both carry two IP addresses. The A records for auth01-peer.ib.routit.net are 213.144.232.181 and 2a02:22a0::a1; the A records for auth02-peer.ib.routit.net are 213.144.232.182 and 2a02:22a0:ffff:ffff::a1.

Mail Servers

it4sure.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between it4sure.com and other domains, including yilan.info, ns500758.ns500758.ns500698.ns500759.ns500698.ns500698.ns500735.ns500735.ns500698.ns500698.ns500698.ns500698.ns500619.ns500686.ns500619.ns500576.trackreceptor.com, ns500671.ns500671.ns500731.ns500754.ns500671.ns500671.ns500688.ns500671.ns500704.ns500688.ns500688.ns500678.ns500671.ns500666.ns500291.ns500131.lustychickser.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com resolves to two addresses: 142.251.16.26 and 2607:f8b0:4004:c07::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

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

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