`sisprop.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`dns1.p01.nsone.net` ⭐
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns1.p01.nsone.net`
NS	`connect1.squarespacedns.com` ⚠️ Not in zone NS records
		A	198.51.45.6^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns2.p06.nsone.net`
NS	`connect2.squarespacedns.com` ⚠️ Not in zone NS records
		A	45.54.22.65^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns02.squarespacedns.com`
NS	`dns1.p02.nsone.net` ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:2:0:1^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns1.p02.nsone.net`
		A	198.51.44.2^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns1.p02.nsone.net`
NS	`dns2.p02.nsone.net` ⚠️ Not in parent delegation
		A	2a00:edc0:6259:7:2::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p02.nsone.net`
		A	198.51.45.2^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns2.p02.nsone.net`
NS	`dns3.p02.nsone.net` ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:2:0:3^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns3.p02.nsone.net`
		A	198.51.44.66^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns3.p02.nsone.net`
NS	`dns4.p02.nsone.net` ⚠️ Not in parent delegation
		A	2a00:edc0:6259:7:2::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p02.nsone.net`
		A	198.51.45.66^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns4.p02.nsone.net`
NS	`ns01.squarespacedns.com` ⚠️ Not in parent delegation
		A	45.54.22.1^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns01.squarespacedns.com`
NS	`ns02.squarespacedns.com` ⚠️ Not in parent delegation
		A	45.54.22.65^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns02.squarespacedns.com`
NS	`ns03.squarespacedns.com` ⚠️ Not in parent delegation
		A	45.54.22.129^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns03.squarespacedns.com`
NS	`ns04.squarespacedns.com` ⚠️ Not in parent delegation
		A	45.54.22.193^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns04.squarespacedns.com`
MX	`sisprop-com.mail.eo.outlook.com` ⭐
		A	2a01:111:f403:c902::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00505.inbound.protection.outlook.com`
		A	2a01:111:f403:c927::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm6pr05cu00404.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00201.inbound.protection.outlook.com`
		A	52.101.10.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00106.inbound.protection.outlook.com`
		A	52.101.11.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr03cu00102.inbound.protection.outlook.com`
		A	52.101.41.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01702.inbound.protection.outlook.com`
		A	52.101.50.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr03cu00404.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`dns1.p01.nsone.net`hostmaster@nsone.net serial=1687055610

`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=1785073252

Same first word

sisprop.com

Similar names

ipspros.com

rppisos.com

propsis.com

spirops.com

prosips.com

DNS History

28 records (16 active, 12 former)

●NSconnect1.squarespacedns.com2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSconnect2.squarespacedns.com2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSdns1.p01.nsone.net2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSdns1.p02.nsone.net2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSdns2.p02.nsone.net2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSdns3.p02.nsone.net2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSdns4.p02.nsone.net2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSns01.squarespacedns.com2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSns02.squarespacedns.com2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSns03.squarespacedns.com2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●NSns04.squarespacedns.com2026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

○NSns1.bdm.microsoftonline.com2015-08-07 → 2017-03-20 · 5 obs

○ 2008-03-19 04:05:18
● 2015-08-07 07:44:48
● 2017-03-20 05:21:52
○ 2020-01-16 10:53:16
○ 2026-07-26 13:51:02

○NSns1.fatcow.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 04:05:18
○ 2015-08-07 07:44:48
○ 2026-07-26 13:51:02

○NSns2.bdm.microsoftonline.com2015-08-07 → 2017-03-20 · 5 obs

○ 2008-03-19 04:05:18
● 2015-08-07 07:44:48
● 2017-03-20 05:21:52
○ 2020-01-16 10:53:16
○ 2026-07-26 13:51:02

○NSns2.fatcow.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 04:05:18
○ 2015-08-07 07:44:48
○ 2026-07-26 13:51:02

○NSns3.bdm.microsoftonline.com2015-08-07 → 2017-03-20 · 5 obs

○ 2008-03-19 04:05:18
● 2015-08-07 07:44:48
● 2017-03-20 05:21:52
○ 2020-01-16 10:53:16
○ 2026-07-26 13:51:02

○NSns3.fatcow.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 04:05:18
○ 2015-08-07 07:44:48
○ 2026-07-26 13:51:02

○NSns35.domaincontrol.com2020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-20 05:21:52
● 2020-01-16 10:53:16
○ 2026-06-19 16:52:02
○ 2026-07-26 13:51:02

○NSns36.domaincontrol.com2020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-20 05:21:52
● 2020-01-16 10:53:16
○ 2026-06-19 16:52:02
○ 2026-07-26 13:51:02

○NSns4.bdm.microsoftonline.com2015-08-07 → 2017-03-20 · 5 obs

○ 2008-03-19 04:05:18
● 2015-08-07 07:44:48
● 2017-03-20 05:21:52
○ 2020-01-16 10:53:16
○ 2026-07-26 13:51:02

○MXmx.sisprop.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 04:05:18
○ 2015-08-07 07:44:48
○ 2026-07-26 13:51:02

●MXsisprop-com.mail.eo.outlook.com2015-08-07 → 2026-07-26 · 3 obs

○ 2008-03-19 04:05:18
● 2015-08-07 07:44:48
● 2026-07-26 13:51:02

●A198.185.159.1442026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●A198.185.159.1452026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●A198.49.23.1442026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

●A198.49.23.1452026-06-19 → 2026-07-26 · 3 obs

○ 2020-01-16 10:53:16
● 2026-06-19 16:52:02
● 2026-07-26 13:51:02

○A45.40.152.132020-01-16 → 2020-01-16 · 4 obs

○ 2015-08-07 07:44:48
● 2020-01-16 10:53:16
○ 2026-06-19 16:52:02
○ 2026-07-26 13:51:02

○A65.254.254.342008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 04:05:18
○ 2015-08-07 07:44:48
○ 2026-07-26 13:51:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
sisprop.com	connect1.squarespacedns.com, connect2.squarespacedns.com	2 records

✅ Authoritative Response

Server:198.51.45.6

NS records: connect1.squarespacedns.com, connect2.squarespacedns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sisprop.com (unsigned zone)

⏱️ Timing

Total: 347ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.185.159.145, 198.49.23.144...`
NS	8	`dns2.p02.nsone.net, dns1.p02.nsone.net...`
MX	1	`sisprop-com.mail.eo.outlook.com (pri: 0)`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`dns1.p01.nsone.net hostmaster.nsone.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (connect1.squarespacedns.com, connect2.squarespacedns.com)

Analysis

IP Addresses

sisprop.com has four IP addresses: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Among the host names that share IP numbers with sisprop.com are searoost.com, stephan-peters.com, born-to-fight.com and two others.

Name Servers

sisprop.com is served by 11 authoritative name servers — among them connect1.squarespacedns.com, connect2.squarespacedns.com, ns01.squarespacedns.com and 8 others.

sisprop.com has at least partial name server overlap with other domains, such as jdhomedesigns.com, contecharleroi.be, levitzlab.com and two others.

ns02.squarespacedns.com, ns03.squarespacedns.com and ns04.squarespacedns.com — plus 7 other name servers — are commonly paired with these name servers.

Hosts with two IP numbers each:

dns1.p01.nsone.net resolves to two addresses: 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.

dns1.p02.nsone.net resolves to two addresses: 198.51.44.2 and 2620:4d:4000:6259:7:2:0:1.

dns2.p02.nsone.net resolves to two addresses: 198.51.45.2 and 2a00:edc0:6259:7:2::2.

dns3.p02.nsone.net resolves to two addresses: 198.51.44.66 and 2620:4d:4000:6259:7:2:0:3.

dns4.p02.nsone.net resolves to two addresses: 198.51.45.66 and 2a00:edc0:6259:7:2::4.

Hosts that resolve to one IP address:

The hostname connect1.squarespacedns.com resolves to 198.51.45.6.

The hostname connect2.squarespacedns.com resolves to 45.54.22.65.

The hostname ns01.squarespacedns.com resolves to 45.54.22.1.

The hostname ns02.squarespacedns.com resolves to 45.54.22.65.