mx.costsys.com - dns.ninja
mx.costsys.com
| 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 | ||||||
costsys.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns2.afternic.com ⭐ | ||||||
| NS | ns1.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net serial=1 | ||||||
Previously MX for
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●NSns1.afternic.com2026-04-13 → 2026-06-14 · 2 obs
● 2026-06-14 10:46:14
●NSns2.afternic.com2026-04-13 → 2026-06-14 · 2 obs
● 2026-06-14 10:46:14
●A13.248.169.482026-04-13 → 2026-06-14 · 3 obs
● 2026-04-13 17:51:36
● 2026-06-14 10:46:14
○A66.96.140.1482015-06-23 → 2016-02-27 · 4 obs
● 2016-02-27 06:36:30
○ 2026-04-13 17:51:36
○ 2026-06-14 10:46:14
○A66.96.140.1492015-06-23 → 2016-02-27 · 4 obs
● 2016-02-27 06:36:30
○ 2026-04-13 17:51:36
○ 2026-06-14 10:46:14
●A76.223.54.1462026-04-13 → 2026-06-14 · 3 obs
● 2026-04-13 17:51:36
● 2026-06-14 10:46:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| costsys.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for costsys.com (unsigned zone)
⏱️ Timing
Total: 353ms | 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 |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
IP Addresses
mx.costsys.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146
Two other host names, along with deadmanscove.com, catsforum.com and nullmx.autochk.com, also share IP numbers with mx.costsys.com.
Name Servers
mx.costsys.com has two authoritative name servers — ns1.afternic.com and ns2.afternic.com.
mx.costsys.com shares its NS records with other domains, for example tricksy.skyfire.com, juegostonic.net, camcry.com and two others.
mx.costsys.com partially shares its NS delegation with several other domains, including cfmip.com, voltapass.com, astronet.us and two others.
These name servers often co-occur with the name servers verification-vesbet7nkettdw2mc9cgox.ns101.verify.hn.
Both ns1.afternic.com and ns2.afternic.com have two IP addresses each. ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45; ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45.