sfdn.com - robtex.com
sfdn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.20.84.62🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-84-62.compute-1.amazonaws.com | ||||||
| NS | ns1.atom.com ⭐ | ||||||
| A | 44.219.81.145🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix | ||||||
| PTR | ec2-44-219-81-145.compute-1.amazonaws.com | ||||||
| NS | ns2.atom.com | ||||||
| A | 50.19.240.86🇺🇸 Amazon50.19.128.0/17 EC2 IAD prefix | ||||||
| PTR | ec2-50-19-240-86.compute-1.amazonaws.com | ||||||
| TXT | f0095018235b8109a2bf9f65674a1784b6971ed6 | ||||||
| SOA | ns1.atom.comhostmaster@sfdn.com 2025-09-24 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1783157716 | ||||||
Previously MX for
sfdn.com |
Same first word
Similar names
DNS History
10 records (3 active, 7 former)
○NSdns1.ex2-p16.com2015-12-17 → 2017-02-03 · 4 obs
● 2017-02-03 04:37:22
○ 2018-12-23 03:44:28
○ 2026-07-04 09:50:02
○NSdns1.ex2-p28.com2018-12-23 → 2018-12-23 · 4 obs
● 2018-12-23 03:44:28
○ 2026-06-29 23:56:56
○ 2026-07-04 09:50:02
○NSdns2.ex2-p16.com2015-12-17 → 2017-02-03 · 4 obs
● 2017-02-03 04:37:22
○ 2018-12-23 03:44:28
○ 2026-07-04 09:50:02
○NSdns2.ex2-p28.com2018-12-23 → 2018-12-23 · 4 obs
● 2018-12-23 03:44:28
○ 2026-06-29 23:56:56
○ 2026-07-04 09:50:02
●NSns1.atom.com2026-06-29 → 2026-07-04 · 3 obs
● 2026-06-29 23:56:56
● 2026-07-04 09:50:02
●NSns2.atom.com2026-06-29 → 2026-07-04 · 3 obs
● 2026-06-29 23:56:56
● 2026-07-04 09:50:02
○MXsfdn.com2015-12-17 → 2018-12-23 · 4 obs
● 2018-12-23 03:44:28
○ 2026-06-29 23:56:56
○ 2026-07-04 09:50:02
○A151.80.97.1792015-12-17 → 2017-02-03 · 4 obs
● 2017-02-03 04:37:22
○ 2018-12-23 03:44:28
○ 2026-07-04 09:50:02
○A193.70.44.1532018-12-23 → 2018-12-23 · 4 obs
● 2018-12-23 03:44:28
○ 2026-06-29 23:56:56
○ 2026-07-04 09:50:02
●A52.20.84.622026-06-29 → 2026-07-04 · 5 obs
● 2026-06-29 23:56:56
○ 2026-07-01 07:34:50
● 2026-07-01 10:57:16
● 2026-07-04 09:50:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net... | - |
| sfdn.com | ns1.atom.com, ns2.atom.com | 2 records |
✅ Authoritative Response
Server:44.219.81.145
NS records: ns1.atom.com, ns2.atom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sfdn.com (unsigned zone)
⏱️ Timing
Total: 3131ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.20.84.62 |
| NS | 2 | ns1.atom.com, ns2.atom.com |
| TXT | 1 | f0095018235b8109a2bf9f65674a1784b6971ed6 |
| SOA | 1 | ns1.atom.com hostmaster.sfdn.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.atom.com, ns2.atom.com)
Analysis
IP Addresses
sfdn.com resolves to just one IP address, 52.20.84.62.
Two other host names, along with garph.com, grandhill.com and slot.deals, also share IP numbers with sfdn.com.
Name Servers
sfdn.com is delegated to two name servers: ns1.atom.com and ns2.atom.com.
sfdn.com shares its NS records with other domains, for example bahola.com, magnacar.com, botaniker.com and two others.
The name servers for sfdn.com are at least partly shared with other domains such as lhq.in, aratube.com, korea(0x736578)y.com and adhence.com.
ns1.atom.com directs to 44.219.81.145 and ns2.atom.com directs to 50.19.240.86; each host name points to exactly one IP number.