coursegrid.com - dns.ninja
coursegrid.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.renewyourname.net ⚠️ Not in zone NS records | ||||||
| A | 2604:4000:0:d:64:99:97:38🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns1.renewyourname.net | ||||||
| A | 64.99.97.38🇨🇦 TUCOWS64.99.97.0/24 -BRA-BLK2.7.4 | ||||||
| PTR | ns1.renewyourname.net | ||||||
| NS | ns2.renewyourname.net ⚠️ Not in zone NS records | ||||||
| A | 2604:4000:2800:d:64:99:148:18🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co. | ||||||
| PTR | ns2.renewyourname.net | ||||||
| A | 64.98.148.18🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co. | ||||||
| PTR | ns2.renewyourname.net | ||||||
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=1784831967 | ||||||
Same first word
coursegrid.com |
Similar names
DNS History
10 records (2 active, 8 former)
○NSns1.hover.com2015-07-19 → 2026-05-15 · 4 obs
● 2015-07-19 11:50:04
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
●NSns1.renewyourname.net2026-06-23 → 2026-07-23 · 3 obs
○ 2026-05-15 10:11:52
● 2026-06-23 03:32:46
● 2026-07-23 18:53:42
● 2026-06-23 03:32:46
● 2026-07-23 18:53:42
○NSns2.hover.com2015-07-19 → 2026-05-15 · 4 obs
● 2015-07-19 11:50:04
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
●NSns2.renewyourname.net2026-06-23 → 2026-07-23 · 3 obs
○ 2026-05-15 10:11:52
● 2026-06-23 03:32:46
● 2026-07-23 18:53:42
● 2026-06-23 03:32:46
● 2026-07-23 18:53:42
○NSns3.hover.com2026-03-18 → 2026-05-15 · 5 obs
○ 2015-07-19 11:50:04
● 2026-03-18 14:28:00
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
● 2026-03-18 14:28:00
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
○MXmx.hover.com.cust.hostedemail.com2015-07-19 → 2026-05-15 · 4 obs
● 2015-07-19 11:50:04
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
○A216.40.34.412026-03-18 → 2026-05-15 · 5 obs
○ 2017-12-08 21:20:54
● 2026-03-18 14:28:00
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
● 2026-03-18 14:28:00
● 2026-05-15 10:11:52
○ 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
○A52.223.13.412026-06-23 → 2026-06-23 · 3 obs
○ 2026-05-15 10:11:52
● 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
● 2026-06-23 03:32:46
○ 2026-07-23 18:53:42
○A64.98.145.302016-12-30 → 2017-12-08 · 5 obs
○ 2016-04-25 06:51:40
● 2016-12-30 14:47:54
● 2017-12-08 21:20:54
○ 2026-03-18 14:28:00
○ 2026-07-23 18:53:42
● 2016-12-30 14:47:54
● 2017-12-08 21:20:54
○ 2026-03-18 14:28:00
○ 2026-07-23 18:53:42
○A64.99.80.302015-07-19 → 2016-04-25 · 4 obs
● 2015-07-19 11:50:04
● 2016-04-25 06:51:40
○ 2016-12-30 14:47:54
○ 2026-07-23 18:53:42
● 2016-04-25 06:51:40
○ 2016-12-30 14:47:54
○ 2026-07-23 18:53:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| coursegrid.com | ns1.renewyourname.net, ns2.renewyourname.net | - |
✅ Authoritative Response
Server:64.99.97.38
NS records: ns1.renewyourname.net, ns2.renewyourname.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursegrid.com (unsigned zone)
⏱️ Timing
Total: 424ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
DNS delegation for coursegrid.com points to two name servers: ns1.renewyourname.net and ns2.renewyourname.net.
coursegrid.com has the same name server delegation as a number of other domains, such as tvcrackhub.org, rentalscostarica.com, dedeal.com and two more.
ns1.renewyourname.net directs to 64.99.97.38 and 2604:4000:0:d:64:99:97:38. ns2.renewyourname.net directs to 64.98.148.18 and 2604:4000:2800:d:64:99:148:18. Each host name carries two IP addresses.