mx.sizeup.org - dns.ninja
mx.sizeup.org
| 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 | 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 | ||||||
| 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 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net serial=1 | ||||||
sizeup.org
| 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
4 records (4 active, 0 former)
●NSns1.afternic.com2026-05-21 → 2026-06-25 · 2 obs
● 2026-06-25 10:53:48
●NSns2.afternic.com2026-05-21 → 2026-06-25 · 2 obs
● 2026-06-25 10:53:48
●A13.248.169.482026-05-21 → 2026-06-25 · 2 obs
● 2026-06-25 10:53:48
●A76.223.54.1462026-05-21 → 2026-06-25 · 2 obs
● 2026-06-25 10:53:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| sizeup.org | 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 sizeup.org (unsigned zone)
⏱️ Timing
Total: 295ms | 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
mx.sizeup.org directs to two IP numbers, 13.248.169.48 and 76.223.54.146
Additional host names — 0123s.com, hostmaster.myvide.com, cageon.com and two others — share IP numbers with mx.sizeup.org.
Name Servers
DNS delegation for mx.sizeup.org points to two name servers: ns1.afternic.com and ns2.afternic.com.
mx.sizeup.org shares its name server setup with other domains, including root.reg.registerguru.com, squarebrite.com, x33n.com and two others.
mx.sizeup.org partially shares its NS delegation with several other domains, including crestfloors.com, nivel.co.uk, digitalinsta.com and two others.
These name servers regularly co-occur with the name servers verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn, verification-jh56ag3qoy8fsktzvbvfht.ns101.verify.hn and verification-cukmqwnkpi6booqjwnxbfw.ns101.verify.hn.
ns1.afternic.com directs to 97.74.98.69 and 2603:5:2126::45. ns2.afternic.com directs to 173.201.66.69 and 2603:5:2226::45. Each host name carries two IP addresses.