`solargraph.org`

DNSSEC	⚠️ Not signed
A	104.131.171.130^{🇺🇸 DIGITALOCEAN104.131.160.0/20 DigitalOcean}
		PTR	`server3.castwide.com`
NS	`ns1.castwide.com` ⭐
		A	138.197.54.27^{🇺🇸 DIGITALOCEAN138.197.52.0/22 DigitalOcean}
NS	`ns2.castwide.com` ⚠️ Not in zone NS records
		A	138.197.54.27^{🇺🇸 DIGITALOCEAN138.197.52.0/22 DigitalOcean}
MX	`mail.solargraph.org` ⭐
		A	104.131.171.130^{🇺🇸 DIGITALOCEAN104.131.160.0/20 DigitalOcean}
			PTR	`server3.castwide.com`
TXT	`v=spf1 a mx a:solargraph.org ip4:104.131.171.130 ?all`
SOA	`ns1.castwide.com`root@ns1.castwide.com 2026-07-12 #3

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785741434

Subdomains

mail.solargraph.org

Same first word

solargraph.xyz

solargraph.org

DNS History

7 records (4 active, 3 former)

○NS138.197.54.272026-05-15 → 2026-05-15 · 4 obs

○ 2018-05-11 01:32:48
● 2026-05-15 17:05:16
○ 2026-07-03 20:47:10
○ 2026-08-03 07:37:34

○NSns.castwide.com2018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 01:32:48
○ 2026-05-15 17:05:16
○ 2026-08-03 07:37:34

●NSns1.castwide.com2018-05-11 → 2026-08-03 · 2 obs

● 2018-05-11 01:32:48
● 2026-08-03 07:37:34

●NSns2.castwide.com2026-05-15 → 2026-08-03 · 3 obs

○ 2018-05-11 01:32:48
● 2026-05-15 17:05:16
● 2026-08-03 07:37:34

●MXmail.solargraph.org2018-05-11 → 2026-08-03 · 2 obs

● 2018-05-11 01:32:48
● 2026-08-03 07:37:34

●A104.131.171.1302026-05-15 → 2026-08-03 · 3 obs

○ 2018-05-11 01:32:48
● 2026-05-15 17:05:16
● 2026-08-03 07:37:34

○A104.236.10.2052018-05-11 → 2018-05-11 · 3 obs

● 2018-05-11 01:32:48
○ 2026-05-15 17:05:16
○ 2026-08-03 07:37:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
solargraph.org	ns2.castwide.com, ns1.castwide.com	-

✅ Authoritative Response

Server:138.197.54.27

NS records: ns2.castwide.com, ns1.castwide.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for solargraph.org (unsigned zone)

⏱️ Timing

Total: 237ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.131.171.130`
NS	1	`ns1.castwide.com`
MX	1	`mail.solargraph.org (pri: 5)`
TXT	1	`v=spf1 a mx a:solargraph.org ip4:104.131`
SOA	1	`ns1.castwide.com root.ns1.castwide.com`

Analysis

Hierarchy

The domain mail.solargraph.org falls under the parent solargraph.org.

IP Addresses

solargraph.org resolves to just one IP address, 104.131.171.130.

Two other host names, along with opencas.es, castwide.com and mail.tabjab.com, also share IP numbers with solargraph.org.

Name Servers

The NS records for solargraph.org delegate to ns1.castwide.com and ns2.castwide.com.

solargraph.org shares its NS records with other domains, for example opencas.es, gamefic.com, castwide.com and two others.

At least some of solargraph.org's name servers are shared with other domains, for example host1.castwide.com and brockgrahamphotography.com.

These name servers tend to be deployed in combination with the name servers ns3.castwide.com and ns4.castwide.com.

Each of ns1.castwide.com and ns2.castwide.com points to exactly one IP address: 138.197.54.27.

ns1.castwide.com and ns2.castwide.com each have 138.197.54.27 IP addresses.

Mail Servers

The sole mail server for solargraph.org is mail.solargraph.org.

mail.solargraph.org resolves to 104.131.171.130 and no other IP number.

solargraph.org - robtex.com

solargraph.org

org