study.group - robtex.com
study.group
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.dan.com ⭐ | ||||||
| A | 2603:5:2125::43🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.dan.com | ||||||
| A | 97.74.98.67🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.dan.com | ||||||
| NS | ns2.dan.com | ||||||
| A | 2603:5:2225::43🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.dan.com | ||||||
| A | 173.201.66.67🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.dan.com | ||||||
| SOA | ns1.dan.comdns@jomax.net 2025-10-01 #0 | ||||||
group
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.group ⭐ | ||||||
| NS | v0n1.nic.group | ||||||
| NS | v0n2.nic.group | ||||||
| NS | v0n3.nic.group | ||||||
| NS | v2n0.nic.group | ||||||
| NS | v2n1.nic.group | ||||||
| SOA | v0n0.nic.grouphostmaster@donuts.email serial=1780272240 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns1.dan.com2026-03-25 → 2026-06-01 · 3 obs
● 2026-03-25 15:25:16
● 2026-06-01 00:15:12
○NSns1.sedoparking.com2016-12-10 → 2018-08-19 · 4 obs
● 2018-08-19 09:54:40
○ 2026-03-25 15:25:16
○ 2026-06-01 00:15:12
●NSns2.dan.com2026-03-25 → 2026-06-01 · 3 obs
● 2026-03-25 15:25:16
● 2026-06-01 00:15:12
○NSns2.sedoparking.com2016-12-10 → 2018-08-19 · 4 obs
● 2018-08-19 09:54:40
○ 2026-03-25 15:25:16
○ 2026-06-01 00:15:12
○MXlocalhost2016-12-10 → 2018-08-19 · 4 obs
● 2018-08-19 09:54:40
○ 2026-03-25 15:25:16
○ 2026-06-01 00:15:12
●A13.248.169.482026-03-25 → 2026-06-01 · 3 obs
● 2026-03-25 15:25:16
● 2026-06-01 00:15:12
○A72.52.4.1192016-12-10 → 2018-08-19 · 4 obs
● 2018-08-19 09:54:40
○ 2026-03-25 15:25:16
○ 2026-06-01 00:15:12
●A76.223.54.1462026-03-25 → 2026-06-01 · 3 obs
● 2026-03-25 15:25:16
● 2026-06-01 00:15:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| group | v0n0.nic.group, v0n1.nic.group, v0n2.nic.group, v0n3.nic.group... | 12 records |
| study.group | ns2.dan.com, ns1.dan.com | - |
✅ Authoritative Response
Server:97.74.98.67
NS records: ns2.dan.com, ns1.dan.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study.group (unsigned zone)
⏱️ Timing
Total: 407ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns1.dan.com, ns2.dan.com |
| SOA | 1 | ns1.dan.com dns.jomax.net |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.group, v0n1.nic.group, v0n2.nic.group...)
Analysis
IP Addresses
study.group points to two IP numbers: 13.248.169.48 and 76.223.54.146.
chessplay.net, pinkmodels.com, abstrakt.online and two other host names share IP numbers with study.group.
Name Servers
study.group is delegated to two name servers: ns1.dan.com and ns2.dan.com.
study.group uses the same name servers as several other domains — among them smtp.yb.nl, ybcln2ep.verify.hn, verification-rtpf3nzjmvtmjw6ad3tfkx.ns101.verify.hn and two more.
There is at least partial name server overlap between study.group and other domains — target(0x787878).com, watchoverme.com, x.center and two more among them.
The name servers ns1.undeveloped.com, ns2.undeveloped.com and verification-rrjzcajl.ns3.dan.hosting are often found in combination with these name servers.
ns1.dan.com and ns2.dan.com each resolve to two IP addresses: ns1.dan.com points to 97.74.98.67 and 2603:5:2125::43, while ns2.dan.com points to 173.201.66.67 and 2603:5:2225::43.