mail1.csf.io - robtex.com
mail1.csf.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.afternic.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com ⚠️ Not in parent delegation | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=1 | ||||||
csf.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.afternic.com ⭐ | ||||||
| NS | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=1 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.afternic.com2026-03-07 → 2026-05-11 · 2 obs
● 2026-05-11 22:25:08
●NSns2.afternic.com2026-03-07 → 2026-05-11 · 2 obs
● 2026-05-11 22:25:08
●A13.248.169.482026-03-07 → 2026-05-11 · 2 obs
● 2026-05-11 22:25:08
●A76.223.54.1462026-03-07 → 2026-05-11 · 2 obs
● 2026-05-11 22:25:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, a2.nic.io, a0.nic.io, b0.nic.io | - |
| csf.io | ns1.afternic.com, ns2.afternic.com | - |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for csf.io (unsigned zone)
⏱️ Timing
Total: 194ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
Analysis
IP Addresses
mail1.csf.io has two IP numbers: 13.248.169.48 and 76.223.54.146.
Other host names, for instance zql.co, boscard.com, royalvolume.com, mx1.parentbargains.com and miamiicemachine.com share IP numbers with mail1.csf.io.
Name Servers
mail1.csf.io's delegation uses two name servers: ns1.afternic.com and ns2.afternic.com.
mail1.csf.io uses the same name server setup as other domains, such as mowski.com, handbag-2375.dyns.net, smtp.winewares.com, itsoctober.com and kmsinc.com.
mail1.csf.io at least partially shares name servers with other domains, including aszb.com, bit-torrent.com, 28128.com, hthcon.com and parkview.info.
These name servers are commonly used with verification-q2yfbmuxrvnsdnaogqtqft.ns101.verify.hn, verification-m3erh32ujyoastvophjvuz.ns101.verify.hn and verification-h6t5xldczhkeepdy7hvgrt.ns101.verify.hn.
Host names with two IPs:
ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69
ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69