biotech.cn - robtex.com
biotech.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 136.243.163.179🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | adomino.net | ||||||
| NS | ns1.day.biz ⭐ | ||||||
| A | 2001:8d8:fe:53:217:160:80:161🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns-ix2.ui-dns.de | ||||||
| A | 217.160.80.161🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns-ix2.ui-dns.de | ||||||
| NS | ns2.day.biz | ||||||
| A | 2607:f1c0:fe:53:185:132:35:161🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns-ix2.ui-dns.org | ||||||
| A | 185.132.35.161🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns-ix2.ui-dns.org | ||||||
| SOA | ns1.day.bizoffice@day.biz 2021-09-29 #1 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn 2035-05-30 #75 | ||||||
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
●A136.243.163.1792026-06-22 → 2026-07-17 · 3 obs
● 2026-06-22 11:13:28
● 2026-07-17 22:44:00
○A85.236.47.2182015-08-16 → 2017-09-22 · 4 obs
● 2017-09-22 04:28:00
○ 2026-06-22 11:13:28
○ 2026-07-17 22:44:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| biotech.cn | ns1.day.biz, ns2.day.biz | - |
✅ Authoritative Response
Server:217.160.80.161
NS records: ns1.day.biz, ns2.day.biz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biotech.cn (unsigned zone)
⏱️ Timing
Total: 1364ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.243.163.179 |
| NS | 2 | ns2.day.biz, ns1.day.biz |
| SOA | 1 | ns1.day.biz office.day.biz |
Analysis
IP Addresses
biotech.cn directs to one IP number, which is 136.243.163.179.
Among the host names that share IP numbers with biotech.cn are ramadan.at, gratisdownloads.de, sheline.com and two others.
Name Servers
biotech.cn uses two name servers for its delegation: ns1.day.biz and ns2.day.biz.
biotech.cn has the same name server delegation as a number of other domains, such as computerspiele.net, evita.at, skilauf.ch and two more.
The two host names ns1.day.biz and ns2.day.biz each have a pair of IP addresses: ns1.day.biz has 217.160.80.161 and 2001:8d8:fe:53:217:160:80:161, and ns2.day.biz has 185.132.35.161 and 2607:f1c0:fe:53:185:132:35:161.