grc-network.com - dns.ninja
grc-network.com
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.netnstld@verisign-grs.com serial=1786120964 | ||||||
Same first word
grc-network.com |
DNS History
9 records (5 active, 4 former)
●NSpdns214.ultradns.biz2015-05-25 → 2026-08-07 · 2 obs
● 2026-08-07 17:12:44
●NSpdns214.ultradns.com2015-05-25 → 2026-08-07 · 2 obs
● 2026-08-07 17:12:44
●NSpdns214.ultradns.net2015-05-25 → 2026-08-07 · 2 obs
● 2026-08-07 17:12:44
●NSpdns214.ultradns.org2015-05-25 → 2026-08-07 · 2 obs
● 2026-08-07 17:12:44
●MXgrcnetwork-com0i.mail.protection.outlook.com2026-02-23 → 2026-08-07 · 3 obs
● 2026-02-23 12:23:10
● 2026-08-07 17:12:44
○MXmail-relay.prod.ch4.grc-network.com2015-05-25 → 2017-08-09 · 4 obs
● 2017-08-09 03:11:24
○ 2026-02-23 12:23:10
○ 2026-08-07 17:12:44
○MXmail-relay.prod.sc9.grc-network.com2015-05-25 → 2017-08-09 · 4 obs
● 2017-08-09 03:11:24
○ 2026-02-23 12:23:10
○ 2026-08-07 17:12:44
○MXmail-relay.stg1.sc9.grc-network.com2015-05-25 → 2017-08-09 · 4 obs
● 2017-08-09 03:11:24
○ 2026-02-23 12:23:10
○ 2026-08-07 17:12:44
○A207.182.246.532015-05-25 → 2017-08-09 · 4 obs
● 2017-08-09 03:11:24
○ 2026-02-23 12:23:10
○ 2026-08-07 17:12:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| grc-network.com | pdns214.ultradns.net, pdns214.ultradns.com, pdns214.ultradns.org, pdns214.ultradns.biz | 2 records |
✅ Authoritative Response
Server:156.154.65.214
NS records: pdns214.ultradns.net, pdns214.ultradns.com, pdns214.ultradns.org, pdns214.ultradns.biz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grc-network.com (unsigned zone)
⏱️ Timing
Total: 510ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | pdns214.ultradns.biz, pdns214.ultradns.com... |
| MX | 1 | grcnetwork-com0i.mail.protection.outlook |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | pdns214.ultradns.com amartinez.cxops-llc |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (pdns214.ultradns.com, pdns214.ultradns.com)
Analysis
Name Servers
Four name servers handle the delegation for grc-network.com: pdns214.ultradns.biz, pdns214.ultradns.com, pdns214.ultradns.net and pdns214.ultradns.org.
At least some of grc-network.com's name servers are shared with other domains, for example acnepimples.com, 800-proactive.com, alchemee.com and two more.
These name servers are often deployed together with the name servers pdns101.ultradns.biz, pdns101.ultradns.com, pdns101.ultradns.net and pdns101.ultradns.org.
Four hostnames, each resolving to a pair of IP addresses: pdns214.ultradns.biz directs to 156.154.66.214 and 2610:a1:1015::fa; pdns214.ultradns.com directs to 156.154.64.214 and 2001:502:f3ff::fa; pdns214.ultradns.net directs to 156.154.65.214 and 2610:a1:1014::fa; pdns214.ultradns.org directs to 156.154.67.214 and 2001:502:4612::fa.
Mail Servers
grc-network.com uses one mail server — grcnetwork-com0i.mail.protection.outlook.com.
grcnetwork-com0i.mail.protection.outlook.com has 8 IP addresses: 52.101.9.24, 52.101.11.17, 52.101.50.1 plus 5 more.