prefabsoftware.com - dns.ninja

`prefabsoftware.com`

DNSSEC	⚠️ Not signed
A	108.59.4.161^{🇺🇸 LEASEWEB-US108.59.0.0/20 Leaseweb USA, Inc. US}
		PTR	`opal1.opalstack.com`
NS	`ns2.us.opalstack.com` ⭐ ⚠️ Not in zone NS records
		A	23.92.21.232^{🇺🇸 AKAMAI-LINODE-AP23.92.16.0/21 Akamai Technologies}
			PTR	`ns2.us.opalstack.com`
NS	`ns1.de.opalstack.com`
		A	139.162.174.250^{🇩🇪 AKAMAI-LINODE-AP139.162.160.0/19 Akamai Technologies}
			PTR	`ns1.de.opalstack.com`
NS	`ns1.sg.opalstack.com` ⚠️ Not in zone NS records
		A	172.104.188.200^{🇸🇬 AKAMAI-LINODE-AP172.104.160.0/19 Akamai Technologies}
			PTR	`ns1.sg.opalstack.com`
NS	`ns1.us.opalstack.com` ⚠️ Not in zone NS records
		A	45.79.107.55^{🇺🇸 AKAMAI-LINODE-AP45.79.96.0/20 Akamai Technologies}
			PTR	`ns1.us.opalstack.com`
NS	`ns2.de.opalstack.com` ⚠️ Not in parent delegation
		A	139.162.223.59^{🇬🇧 AKAMAI-LINODE-AP139.162.192.0/19 Akamai Technologies}
			PTR	`ns2.de.opalstack.com`
NS	`ns3.de.opalstack.com` ⚠️ Not in parent delegation
		A	139.162.190.189^{🇩🇪 AKAMAI-LINODE-AP139.162.160.0/19 Akamai Technologies}
			PTR	`ns3.de.opalstack.com`
NS	`ns3.us.opalstack.com` ⚠️ Not in zone NS records
		A	45.56.74.5^{🇺🇸 AKAMAI-LINODE-AP45.56.64.0/20 Akamai Technologies}
			PTR	`ns3.us.opalstack.com`
MX	`mx1.us.opalstack.com` ⭐
		A	108.62.123.121^{🇺🇸 LEASEWEB-US108.62.120.0/22 Leaseweb USA, Inc.}
			PTR	`mx1.us.opalstack.com`
MX	`mx2.us.opalstack.com` ⭐
		A	2605:fe80:2100:bf03:7::2^{🇺🇸 AS72032605:fe80::/32 Leaseweb USA, Inc. SFO-12 US}
			PTR	`mx2.us.opalstack.com`
		A	23.82.16.244^{🇺🇸 AS720323.82.16.0/21 Leaseweb USA, Inc.}
			PTR	`mx2.us.opalstack.com`
TXT	`v=spf1 include:spf.opalstack.com ~all`
SOA	`ns2.us.opalstack.com`hostmaster@prefabsoftware.com 2026-03-31 #3

`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=1780587619

WOT: SAFE (60/100)

Same first word

prefabsoftware.com

DNS History

23 records (10 active, 13 former)

●NSns1.de.opalstack.com2026-02-24 → 2026-06-04 · 3 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
● 2026-06-04 16:07:10

●NSns1.sg.opalstack.com2026-02-24 → 2026-06-04 · 3 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
● 2026-06-04 16:07:10

●NSns1.us.opalstack.com2026-02-24 → 2026-06-04 · 3 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
● 2026-06-04 16:07:10

○NSns1.webfaction.com2007-08-13 → 2017-04-05 · 4 obs

● 2007-08-13 20:50:42
● 2017-04-05 09:26:16
○ 2026-02-24 09:19:38
○ 2026-06-04 16:07:10

●NSns2.de.opalstack.com2026-02-24 → 2026-06-04 · 12 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
○ 2026-03-07 04:49:04
○ 2026-03-11 17:19:30
● 2026-04-08 14:06:44
○ 2026-04-24 21:39:00
○ 2026-04-30 00:02:44
● 2026-05-04 05:08:32
● 2026-05-08 16:29:36
○ 2026-05-18 02:07:44
● 2026-06-04 16:07:08
● 2026-06-04 16:07:10

○NSns2.sg.opalstack.com2026-02-24 → 2026-05-18 · 10 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
○ 2026-03-07 04:49:04
● 2026-03-11 17:19:30
● 2026-04-08 14:06:44
○ 2026-04-24 21:39:00
○ 2026-05-08 16:29:36
● 2026-05-18 02:07:44
○ 2026-06-04 16:07:08
○ 2026-06-04 16:07:10

●NSns2.us.opalstack.com2026-02-24 → 2026-06-04 · 3 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
● 2026-06-04 16:07:10

○NSns2.webfaction.com2007-08-13 → 2017-04-05 · 4 obs

● 2007-08-13 20:50:42
● 2017-04-05 09:26:16
○ 2026-02-24 09:19:38
○ 2026-06-04 16:07:10

●NSns3.de.opalstack.com2026-05-08 → 2026-06-04 · 5 obs

○ 2026-05-04 05:08:32
● 2026-05-08 16:29:36
○ 2026-05-18 02:07:44
● 2026-06-04 16:07:08
● 2026-06-04 16:07:10

○NSns3.sg.opalstack.com2026-02-24 → 2026-04-08 · 7 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
○ 2026-03-07 04:49:04
○ 2026-03-11 17:19:30
● 2026-04-08 14:06:44
○ 2026-04-24 21:39:00
○ 2026-06-04 16:07:10

●NSns3.us.opalstack.com2026-02-24 → 2026-06-04 · 3 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
● 2026-06-04 16:07:10

○NSns3.webfaction.com2007-08-13 → 2017-04-05 · 4 obs

● 2007-08-13 20:50:42
● 2017-04-05 09:26:16
○ 2026-02-24 09:19:38
○ 2026-06-04 16:07:10

○NSns4.webfaction.com2007-08-13 → 2017-04-05 · 4 obs

● 2007-08-13 20:50:42
● 2017-04-05 09:26:16
○ 2026-02-24 09:19:38
○ 2026-06-04 16:07:10

○MXmx1.de.opalstack.com2026-03-11 → 2026-03-11 · 4 obs

○ 2026-03-07 04:49:04
● 2026-03-11 17:19:30
○ 2026-04-08 14:06:44
○ 2026-06-04 16:07:10

●MXmx1.us.opalstack.com2026-02-24 → 2026-06-04 · 6 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
● 2026-03-07 04:49:04
○ 2026-03-11 17:19:30
● 2026-04-08 14:06:44
● 2026-06-04 16:07:10

○MXmx2.de.opalstack.com2026-03-11 → 2026-03-11 · 4 obs

○ 2026-03-07 04:49:04
● 2026-03-11 17:19:30
○ 2026-04-08 14:06:44
○ 2026-06-04 16:07:10

●MXmx2.us.opalstack.com2026-02-24 → 2026-06-04 · 6 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
● 2026-03-07 04:49:04
○ 2026-03-11 17:19:30
● 2026-04-08 14:06:44
● 2026-06-04 16:07:10

○MXprefabsoftware-com.relay1a.spamh.com2007-08-13 → 2017-04-05 · 4 obs

● 2007-08-13 20:50:42
● 2017-04-05 09:26:16
○ 2026-02-24 09:19:38
○ 2026-06-04 16:07:10

○MXprefabsoftware-com.relay1b.spamh.com2007-08-13 → 2017-04-05 · 4 obs

● 2007-08-13 20:50:42
● 2017-04-05 09:26:16
○ 2026-02-24 09:19:38
○ 2026-06-04 16:07:10

○MXprefabsoftware-com.relay1c.spamh.com2007-08-13 → 2017-04-05 · 4 obs

● 2007-08-13 20:50:42
● 2017-04-05 09:26:16
○ 2026-02-24 09:19:38
○ 2026-06-04 16:07:10

○A108.168.242.1512015-07-21 → 2017-04-05 · 5 obs

○ 2007-08-13 20:50:42
● 2015-07-21 18:47:36
● 2017-04-05 09:26:16
○ 2026-02-24 09:19:38
○ 2026-06-04 16:07:10

●A108.59.4.1612026-02-24 → 2026-06-04 · 3 obs

○ 2017-04-05 09:26:16
● 2026-02-24 09:19:38
● 2026-06-04 16:07:10

○A67.15.64.482007-08-13 → 2007-08-13 · 3 obs

● 2007-08-13 20:50:42
○ 2015-07-21 18:47:36
○ 2026-06-04 16:07:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
prefabsoftware.com	ns1.us.opalstack.com, ns2.us.opalstack.com, ns1.sg.opalstack.com, ns3.us.opalstack.com...	5 records

✅ Authoritative Response

Server:139.162.174.250

NS records: ns1.us.opalstack.com, ns2.us.opalstack.com, ns1.sg.opalstack.com, ns3.us.opalstack.com, ns1.de.opalstack.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prefabsoftware.com (unsigned zone)

⏱️ Timing

Total: 769ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`108.59.4.161`
NS	3	`ns3.us.opalstack.com, ns1.us.opalstack.com...`
MX	2	`mx1.us.opalstack.com (pri: 10), mx2.us.opalstack.com (pri: 10)`
TXT	1	`v=spf1 include:spf.opalstack.com ~all`
SOA	1	`ns2.de.opalstack.com hostmaster.prefabso`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.us.opalstack.com, ns2.us.opalstack.com, ns1.sg.opalstack.com...)

Analysis

IP Addresses

prefabsoftware.com resolves to just one IP address, 108.59.4.161.

Two other host names, along with artblog.net, healthcohort.info and ericbutlerlab.com, also share IP numbers with prefabsoftware.com.

Name Servers

prefabsoftware.com is authoritative-delegated to 7 name servers, of which ns1.de.opalstack.com, ns2.de.opalstack.com and ns3.de.opalstack.com are listed here, with four others beyond those.

There is at least partial name server overlap between prefabsoftware.com and other domains — patmccurdy.com, nathanmlong.com, robotlikes.com and two more among them.

These name servers are often found in use together with ns1.us.opalstack.com, ns2.us.opalstack.com, ns3.us.opalstack.com and three other name servers.

Host names with one IP number:

ns1.de.opalstack.com resolves to the IP address 139.162.174.250.

ns2.de.opalstack.com resolves to the IP address 139.162.223.59.

ns3.de.opalstack.com resolves to the IP address 139.162.190.189.

ns1.sg.opalstack.com resolves to the IP address 172.104.188.200.

ns1.us.opalstack.com resolves to the IP address 45.79.107.55.

ns2.us.opalstack.com resolves to the IP address 23.92.21.232.

ns3.us.opalstack.com resolves to the IP address 45.56.74.5.

Mail Servers

prefabsoftware.com is served by two mail servers, mx1.us.opalstack.com and mx2.us.opalstack.com.

Among the domains sharing a mail server setup with prefabsoftware.com are domitor2020.org, vps417.opalstack.com, www.liturgiadelashoras.com.ar and two others.

There is at least a partial MX overlap between prefabsoftware.com and other domains, including opal1.opalstack.com, storyblogging.org, do-be.me and two others.

Host names that have two IP addresses:

The A records for mx2.us.opalstack.com return 23.82.16.244 and 2605:fe80:2100:bf03:7::2.

Host names with one IP number:

mx1.us.opalstack.com resolves to the IP address 108.62.123.121.