shfb.online - robtex.com
shfb.online
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.72.49.79🇺🇸 Amazon52.72.0.0/15 EC2 IAD prefix | ||||||
| PTR | ec2-52-72-49-79.compute-1.amazonaws.com | ||||||
| NS | ns1.systemdns.com ⭐ | ||||||
| A | 2604:4000:0:d:216:40:47:90🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns1.systemdns.com | ||||||
| A | 216.40.47.90🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0 | ||||||
| PTR | ns1.systemdns.com | ||||||
| NS | ns2.systemdns.com | ||||||
| A | 2604:4000:2800:d:64:99:148:16🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| A | 64.98.148.16🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| NS | ns3.systemdns.com | ||||||
| A | 2604:4000:0:d:64:99:96:36🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns3.systemdns.com | ||||||
| A | 64.99.96.36🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2 | ||||||
| PTR | ns3.systemdns.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.systemdns.comhostmaster@systemdns.com serial=1752764504 | ||||||
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=1778393315 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.systemdns.com2026-05-08 → 2026-05-10 · 2 obs
● 2026-05-10 06:48:14
●NSns2.systemdns.com2026-05-08 → 2026-05-10 · 2 obs
● 2026-05-10 06:48:14
●NSns3.systemdns.com2026-05-08 → 2026-05-10 · 2 obs
● 2026-05-10 06:48:14
●A52.72.49.792026-05-08 → 2026-05-10 · 2 obs
● 2026-05-10 06:48:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| online | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | - |
| shfb.online | ns2.systemdns.com, ns3.systemdns.com, ns1.systemdns.com | - |
✅ Authoritative Response
Server:64.98.148.16
NS records: ns2.systemdns.com, ns3.systemdns.com, ns1.systemdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for shfb.online (unsigned zone)
⏱️ Timing
Total: 321ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.72.49.79 |
| NS | 3 | ns1.systemdns.com, ns2.systemdns.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.systemdns.com hostmaster.systemdns.c |
Analysis
IP Addresses
shfb.online points to a single IP address: 52.72.49.79.
Other host names such as legacy.scanhealthplan.com, coximpact.com, gen.us, autopolitur.eu and updtr.com share IPs with shfb.online.
Name Servers
shfb.online is delegated to three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.
shfb.online at least partially shares name servers with other domains, for example celestecronrath.com, 3vcommunicationsskills.com, ichiban1.org, shivion.org and newtonlinks.com.
Host names with two IP numbers:
ns1.systemdns.com points to 2604:4000:0:d:216:40:47:90 and 216.40.47.90
ns2.systemdns.com points to 2604:4000:2800:d:64:99:148:16 and 64.98.148.16
ns3.systemdns.com points to 2604:4000:0:d:64:99:96:36 and 64.99.96.36