slmath.org - dns.ninja
slmath.org
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1786268319 | ||||||
rank #1984 in the tld
📈 Tranco rank: #70,815
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●NSns-1091.awsdns-08.org2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●NSns-1688.awsdns-19.co.uk2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●NSns-275.awsdns-34.com2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●NSns-877.awsdns-45.net2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●MXalt1.aspmx.l.google.com2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●MXalt2.aspmx.l.google.com2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●MXalt3.aspmx.l.google.com2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●MXalt4.aspmx.l.google.com2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●MXaspmx.l.google.com2026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
●A52.53.255.12026-02-22 → 2026-08-09 · 2 obs
● 2026-08-09 10:17:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| slmath.org | ns-877.awsdns-45.net, ns-1091.awsdns-08.org, ns-1688.awsdns-19.co.uk, ns-275.awsdns-34.com | 2 records |
✅ Authoritative Response
Server:205.251.193.19
NS records: ns-877.awsdns-45.net, ns-1091.awsdns-08.org, ns-1688.awsdns-19.co.uk, ns-275.awsdns-34.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for slmath.org (unsigned zone)
⏱️ Timing
Total: 1363ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.53.255.1 |
| NS | 4 | ns-1091.awsdns-08.org, ns-1688.awsdns-19.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 6 | _w6tdv7w2fn6t7cjdw4e0moa6lwhw9u7, google-site-verification=amS9459df0fIfVR... |
| SOA | 1 | ns-877.awsdns-45.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-1091.awsdns-08.org, ns-1091.awsdns-08.org)
Analysis
IP Addresses
slmath.org resolves to just one IP address, 52.53.255.1.
ec2-52-53-255-1.us-west-1.compute.amazonaws.com is an example of another host name that shares IP numbers with slmath.org.
Name Servers
The NS records for slmath.org point to four name servers: ns-275.awsdns-34.com, ns-877.awsdns-45.net, ns-1091.awsdns-08.org and ns-1688.awsdns-19.co.uk.
slmath.org shares at least some of its name servers with other domains, including traboulsi.com.ar, trailmagic.com, snusv.net and two others.
These name servers are frequently paired with the name servers ns-668.awsdns-19.net, ns-1446.awsdns-52.org and ns-1836.awsdns-37.co.uk.
The host names ns-275.awsdns-34.com, ns-877.awsdns-45.net, ns-1091.awsdns-08.org and ns-1688.awsdns-19.co.uk each resolve to two IP addresses: ns-275.awsdns-34.com resolves to 205.251.193.19 and 2600:9000:5301:1300::1; ns-877.awsdns-45.net resolves to 205.251.195.109 and 2600:9000:5303:6d00::1; ns-1091.awsdns-08.org resolves to 205.251.196.67 and 2600:9000:5304:4300::1; ns-1688.awsdns-19.co.uk resolves to 205.251.198.152 and 2600:9000:5306:9800::1.
Mail Servers
slmath.org is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between slmath.org and other domains, including ns500821.ns500794.ns500821.ns500841.ns500841.ns500821.ns500821.ns500794.ns500821.ns500790.ns500795.lustypartnersfinder.com, minilus.com, parley.ch and two others.
alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.
Host names that have two IP addresses:
aspmx.l.google.com resolves to 172.253.115.26 and 2607:f8b0:4004:c29::1b.
alt1.aspmx.l.google.com resolves to 192.178.234.26 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com resolves to 172.253.157.27 and 2a00:1450:400c:c23::1b.