srefc.com - robtex.com
srefc.com
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=1783751517 | ||||||
Same first word
srefc.com |
Similar names
DNS History
6 records (4 active, 2 former)
●NSns83.worldnic.com2015-07-17 → 2026-07-11 · 2 obs
● 2026-07-11 06:38:32
●NSns84.worldnic.com2015-07-17 → 2026-07-11 · 2 obs
● 2026-07-11 06:38:32
●MXsrefc-com.mail.protection.outlook.com2017-08-16 → 2026-07-11 · 3 obs
● 2017-08-16 11:21:26
● 2026-07-11 06:38:32
○MXsrefc.com.1.0001.arsmtp.com2015-07-17 → 2016-06-28 · 4 obs
● 2016-06-28 06:09:46
○ 2017-08-16 11:21:26
○ 2026-07-11 06:38:32
○MXsrefc.com.2.0001.arsmtp.com2015-07-17 → 2016-06-28 · 4 obs
● 2016-06-28 06:09:46
○ 2017-08-16 11:21:26
○ 2026-07-11 06:38:32
●A64.221.72.2262015-07-17 → 2026-07-11 · 2 obs
● 2026-07-11 06:38:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net... | - |
| srefc.com | ns83.worldnic.com, ns84.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.27.117
NS records: ns83.worldnic.com, ns84.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for srefc.com (unsigned zone)
⏱️ Timing
Total: 302ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.221.72.226 |
| NS | 2 | ns84.worldnic.com, ns83.worldnic.com |
| MX | 1 | srefc-com.mail.protection.outlook.com (p |
| TXT | 2 | v=spf1 include:_spf.srefc_com._d.easydma, MS=ms84793027 |
| SOA | 1 | NS83.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns83.worldnic.com, ns84.worldnic.com)
Analysis
IP Addresses
srefc.com has exactly one IP address — 64.221.72.226.
Name Servers
DNS delegation for srefc.com points to two name servers: ns83.worldnic.com and ns84.worldnic.com.
The name server configuration of srefc.com is shared with other domains, for instance genistar.com, davidson.education, magnetsolver.com and two others.
srefc.com has partial name server overlap with other domains, including monolithicpower.tc.
Both ns83.worldnic.com and ns84.worldnic.com have a single IP address each — ns83.worldnic.com resolves to 162.159.26.131 while ns84.worldnic.com resolves to 162.159.27.117.
Mail Servers
srefc.com uses one mail server — srefc-com.mail.protection.outlook.com.
srefc-com.mail.protection.outlook.com has 8 IP addresses: 40.93.192.4, 52.101.9.20, 52.101.9.21 plus 5 more.