`schulco.com`

DNSSEC	⚠️ Not signed
A	15.157.18.61^{🇨🇦 Amazon15.156.0.0/15 EC2 YUL prefix}
		PTR	`ec2-15-157-18-61.ca-central-1.compute.amazonaws.com`
A	52.60.137.93^{🇨🇦 Amazon52.60.128.0/17}
NS	`ip-172-26-1-146.us-east-2.compute.internal` ⭐
NS	`ns1.power-dns.com`
		A	13.58.50.225^{🇺🇸 Amazon13.58.0.0/15 EC2 CMH prefix}
			PTR	`ec2-13-58-50-225.us-east-2.compute.amazonaws.com`
NS	`ns2.power-dns.com`
		A	188.166.142.159^{🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean}
NS	`ns3.power-dns.com`
		A	139.59.220.175^{🇸🇬 DIGITALOCEAN139.59.220.0/22 DigitalOcean}
MX	`mx1.ewebdevelopment.com` ⭐
		A	159.203.54.48^{🇨🇦 DIGITALOCEAN159.203.52.0/22 DigitalOcean}
MX	`mx2.ewebdevelopment.com`⁽⁵⁾
		A	188.166.142.73^{🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean}
TXT	`v=spf1 include:u2069692.wl.sendgrid.net -all`
TXT	`91f786e2661531d62a5e4bf8dc941c30c7391ed6`
TXT	`934c3bfaa10e7d053ed251a82e3f4a82d19da885`
TXT	`afternic-verification-VKoxaZkQawZ8VVht35n43c`
SOA	`ip-172-26-1-146.us-east-2.compute.internal`hostmaster@power-dns.com 2025-01-15 #1

`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=1771291435

Same first word

schulco.com

DNS History

16 records (8 active, 8 former)

●NSip-172-26-1-146.us-east-2.compute.internal2026-03-18 → 2026-03-22 · 3 obs

○ 2019-12-28 12:28:18
● 2026-03-18 07:45:46
● 2026-03-22 14:01:00

●NSns1.power-dns.com2015-07-01 → 2026-03-22 · 4 obs

● 2015-07-01 08:09:18
○ 2015-11-17 13:05:22
● 2016-02-09 03:09:48
● 2026-03-22 14:01:00

●NSns2.power-dns.com2015-07-01 → 2026-03-22 · 5 obs

● 2015-07-01 08:09:18
● 2015-11-17 13:05:22
○ 2016-02-09 03:09:48
● 2019-12-28 12:28:18
● 2026-03-22 14:01:00

●NSns3.power-dns.com2019-12-28 → 2026-03-22 · 3 obs

○ 2016-02-09 03:09:48
● 2019-12-28 12:28:18
● 2026-03-22 14:01:00

○NSsingapore.power-dns.com2019-12-28 → 2019-12-28 · 4 obs

○ 2016-02-09 03:09:48
● 2019-12-28 12:28:18
○ 2026-03-18 07:45:46
○ 2026-03-22 14:01:00

○MXmail.dovemail.com2015-07-01 → 2017-02-17 · 4 obs

● 2015-07-01 08:09:18
● 2017-02-17 14:37:48
○ 2019-12-28 12:28:18
○ 2026-03-22 14:01:00

●MXmx1.ewebdevelopment.com2019-12-28 → 2026-03-22 · 3 obs

○ 2017-02-17 14:37:48
● 2019-12-28 12:28:18
● 2026-03-22 14:01:00

●MXmx2.ewebdevelopment.com2019-12-28 → 2026-03-22 · 3 obs

○ 2017-02-17 14:37:48
● 2019-12-28 12:28:18
● 2026-03-22 14:01:00

●A15.157.18.612026-03-22 → 2026-03-22 · 2 obs

○ 2026-03-18 07:45:46
● 2026-03-22 14:01:00

○A16.52.102.942026-03-18 → 2026-03-18 · 3 obs

○ 2019-12-28 12:28:18
● 2026-03-18 07:45:46
○ 2026-03-22 14:01:00

○A16.52.206.1002026-03-18 → 2026-03-18 · 3 obs

○ 2019-12-28 12:28:18
● 2026-03-18 07:45:46
○ 2026-03-22 14:01:00

○A174.36.107.1302015-07-01 → 2017-02-17 · 4 obs

● 2015-07-01 08:09:18
● 2017-02-17 14:37:48
○ 2019-12-28 12:28:18
○ 2026-03-22 14:01:00

○A174.37.172.1622015-07-01 → 2015-07-01 · 3 obs

● 2015-07-01 08:09:18
○ 2015-11-17 13:05:22
○ 2026-03-22 14:01:00

●A52.60.137.932026-03-22 → 2026-03-22 · 2 obs

○ 2026-03-18 07:45:46
● 2026-03-22 14:01:00

○A52.60.233.32019-12-28 → 2019-12-28 · 4 obs

○ 2017-02-17 14:37:48
● 2019-12-28 12:28:18
○ 2026-03-18 07:45:46
○ 2026-03-22 14:01:00

○A99.79.96.1082019-12-28 → 2019-12-28 · 4 obs

○ 2017-02-17 14:37:48
● 2019-12-28 12:28:18
○ 2026-03-18 07:45:46
○ 2026-03-22 14:01:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
schulco.com	ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com	3 records

✅ Authoritative Response

Server: 13.58.50.225

NS records: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schulco.com (unsigned zone)

⏱️ Timing

Total: 405ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.60.137.93, 15.157.18.61`
NS	3	`ns3.power-dns.com, ns1.power-dns.com...`
MX	2	`mx1.ewebdevelopment.com (pri: 1), mx2.ewebdevelopment.com (pri: 5)`
TXT	4	`v=spf1 include:u2069692.wl.sendgrid.net , 934c3bfaa10e7d053ed251a82e3f4a82d19da885...`
SOA	1	`ip-172-26-1-146.us-east-2.compute.intern`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com)

Analysis

IP Addresses

schulco.com has two IP numbers: 15.157.18.61 and 52.60.137.93.

Other host names, for instance cljr.com, cadella.com, ayena.com, umkv.com and radiat.com share IP numbers with schulco.com.

Name Servers

schulco.com delegates to four name servers: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com and ip-172-26-1-146.us-east-2.compute.internal.

schulco.com at least partially shares name servers with other domains, including crumity.com, andreasvogel.com, sv17.com, stefra.com and bielling.com.

These name servers are often used with singapore.power-dns.com and amsterdam.power-dns.com.

Host names with a single IP:

ns1.power-dns.com points to 13.58.50.225; ns2.power-dns.com points to 188.166.142.159; ns3.power-dns.com points to 139.59.220.175.

Mail Servers

schulco.com is served by two mail servers mx1.ewebdevelopment.com and mx2.ewebdevelopment.com.

schulco.com shares the same mail server setup as other domains, for instance sanfit.com, www.medivia.com, nrw.ceranex.com, kcys.com and e-tak.com.

Host names with a single IP address: mx1.ewebdevelopment.com points to 159.203.54.48; mx2.ewebdevelopment.com points to 188.166.142.73.

schulco.com - robtex.com

schulco.com

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