1900.online - robtex.com
1900.online
| DNSSEC | ⚠️ Not signed | ||||||
| NS | cns1.alfahosting.info ⚠️ Not in zone NS records | ||||||
| A | 2a01:64c0:0:5000::8🇩🇪 CLOUDPIT2a01:64c0::/32 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| A | 109.237.142.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| NS | cns2.alfahosting.info ⚠️ Not in zone NS records | ||||||
| A | 2a01:4f8:2b02:a88::105🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cns2.cloudpit.com | ||||||
| A | 148.251.254.105🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | cns2.cloudpit.com | ||||||
| NS | cns3.alfahosting.info ⚠️ Not in zone NS records | ||||||
| A | 2a02:2b80:101:5000::8🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| A | 109.237.143.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns3.cloudpit.io | ||||||
online
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1785650912 | ||||||
⚠️ On DNS blocklist: spam-tlds
Same first word
Similar names
DNS History
7 records (3 active, 4 former)
●NScns1.alfahosting.info2026-07-26 → 2026-08-02 · 3 obs
● 2026-07-26 19:59:16
● 2026-08-02 07:04:58
●NScns2.alfahosting.info2026-07-26 → 2026-08-02 · 3 obs
● 2026-07-26 19:59:16
● 2026-08-02 07:04:58
●NScns3.alfahosting.info2026-07-26 → 2026-08-02 · 3 obs
● 2026-07-26 19:59:16
● 2026-08-02 07:04:58
○NSns1.sedoparking.com2016-12-12 → 2017-08-16 · 4 obs
● 2017-08-16 10:18:52
○ 2026-07-26 19:59:16
○ 2026-08-02 07:04:58
○NSns2.sedoparking.com2016-12-12 → 2017-08-16 · 4 obs
● 2017-08-16 10:18:52
○ 2026-07-26 19:59:16
○ 2026-08-02 07:04:58
○MXlocalhost2016-12-12 → 2017-08-16 · 4 obs
● 2017-08-16 10:18:52
○ 2026-07-26 19:59:16
○ 2026-08-02 07:04:58
○A72.52.4.1212016-12-12 → 2017-08-16 · 4 obs
● 2017-08-16 10:18:52
○ 2026-07-26 19:59:16
○ 2026-08-02 07:04:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| online | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | 8 records |
| 1900.online | cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info | - |
✅ Authoritative Response
Server:109.237.142.8
NS records: cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 1900.online (unsigned zone)
⏱️ Timing
Total: 874ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)
Analysis
Name Servers
1900.online carries NS records delegating to cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.
At least some of 1900.online's name servers are shared with other domains, for example imkerverband.org, gschack.de, naturfotografie-kruse.de and two more.
It is common for these name servers to be used in conjunction with the name servers ns1.1gate.org, ns2.1gate.org and ns3.1gate.org.
cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info are three hostnames that each resolve to a pair of IP addresses: cns1.alfahosting.info to 109.237.142.8 and 2a01:64c0:0:5000::8, cns2.alfahosting.info to 148.251.254.105 and 2a01:4f8:2b02:a88::105, and cns3.alfahosting.info to 109.237.143.8 and 2a02:2b80:101:5000::8.