biotech.us - robtex.com
biotech.us
| 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.afternic.com ⭐ | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| NS | verification-rzr7w5fcimjzspcnpdhntv.ns101.verify.hn ⚠️ Not in zone NS records | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=1 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1783824937 | ||||||
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSns03.domaincontrol.com2015-08-11 → 2017-09-20 · 4 obs
● 2017-09-20 23:34:28
○ 2026-07-07 16:17:42
○ 2026-07-12 03:18:56
○NSns04.domaincontrol.com2015-08-11 → 2017-09-20 · 4 obs
● 2017-09-20 23:34:28
○ 2026-07-07 16:17:42
○ 2026-07-12 03:18:56
●NSns1.afternic.com2026-07-07 → 2026-07-12 · 3 obs
● 2026-07-07 16:17:42
● 2026-07-12 03:18:56
●NSns2.afternic.com2026-07-07 → 2026-07-12 · 3 obs
● 2026-07-07 16:17:42
● 2026-07-12 03:18:56
●NSverification-rzr7w5fcimjzspcnpdhntv.ns101.verify.hn2026-07-07 → 2026-07-12 · 3 obs
● 2026-07-07 16:17:42
● 2026-07-12 03:18:56
○MXmailstore1.secureserver.net2015-08-11 → 2017-09-20 · 4 obs
● 2017-09-20 23:34:28
○ 2026-07-07 16:17:42
○ 2026-07-12 03:18:56
○MXsmtp.secureserver.net2015-08-11 → 2017-09-20 · 4 obs
● 2017-09-20 23:34:28
○ 2026-07-07 16:17:42
○ 2026-07-12 03:18:56
●A13.248.169.482026-07-07 → 2026-07-12 · 3 obs
● 2026-07-07 16:17:42
● 2026-07-12 03:18:56
○A50.63.202.812015-08-11 → 2017-09-20 · 4 obs
● 2017-09-20 23:34:28
○ 2026-07-07 16:17:42
○ 2026-07-12 03:18:56
●A76.223.54.1462026-07-07 → 2026-07-12 · 3 obs
● 2026-07-07 16:17:42
● 2026-07-12 03:18:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | f.cctld.us, m.cctld.us, b.cctld.us, w.cctld.us... | - |
| biotech.us | ns1.afternic.com, ns2.afternic.com, verification-rzr7w5fcimjzspcnpdhntv.ns101.verify.hn | - |
✅ Authoritative Response
Server:173.201.66.69
NS records: ns1.afternic.com, ns2.afternic.com, verification-rzr7w5fcimjzspcnpdhntv.ns101.verify.hn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biotech.us (unsigned zone)
⏱️ Timing
Total: 4076ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns2.afternic.com dns.jomax.net |
Analysis
IP Addresses
biotech.us points to the IP addresses 13.248.169.48 and 76.223.54.146
hiddencamera.tv, processjoy.com, ffdata.com and two other host names share IP numbers with biotech.us.
Name Servers
biotech.us is delegated to three name servers: ns1.afternic.com, ns2.afternic.com and verification-rzr7w5fcimjzspcnpdhntv.ns101.verify.hn.
There is at least partial name server overlap between biotech.us and other domains — vabama.com, lnorth.apr.com, cztc.com and two more among them.
It is common to find these name servers alongside the name servers verification-urj2ap2akmgcchkhharttb.ns101.verify.hn, verification-m3erh32ujyoastvophjvuz.ns101.verify.hn, verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn and two others.
ns1.afternic.com, ns2.afternic.com and verification-rzr7w5fcimjzspcnpdhntv.ns101.verify.hn each resolve to two IP addresses: ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45; ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45; verification-rzr7w5fcimjzspcnpdhntv.ns101.verify.hn resolves to 13.248.169.48 and 76.223.54.146.