nusmathsoc.org - robtex.com
nusmathsoc.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:5c60🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:bf5d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.92.96Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.191.93🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | courtney.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2682🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | courtney.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c282🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | courtney.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2282🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | courtney.ns.cloudflare.com | ||||||
| A | 108.162.194.130🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | courtney.ns.cloudflare.com | ||||||
| A | 162.159.38.130Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | courtney.ns.cloudflare.com | ||||||
| A | 172.64.34.130🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | courtney.ns.cloudflare.com | ||||||
| NS | kurt.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bc1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1c1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21c1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 108.162.193.193🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 172.64.33.193🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 173.245.59.193🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| TXT | google-site-verification=vwQrKOpp-iV5C_yxsDDg3ALz_nu0rX_VFxOFzESICpw | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.92.96, 172.67.191.93 | ||||||
| IPv6 | 2606:4700:3035::6815:5c60, 2606:4700:3036::ac43:bf5d | ||||||
| SOA | courtney.ns.cloudflare.comdns@cloudflare.com serial=2398272541 | ||||||
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=1773551953 | ||||||
Previously MX for
nusmathsoc.org |
Same first word
nusmathsoc.org |
Similar names
DNS History
10 records (6 active, 4 former)
●NScourtney.ns.cloudflare.com2026-03-15 → 2026-03-23 · 3 obs
● 2026-03-15 17:42:28
● 2026-03-23 02:27:04
●NSkurt.ns.cloudflare.com2026-03-15 → 2026-03-23 · 3 obs
● 2026-03-15 17:42:28
● 2026-03-23 02:27:04
○NSns1.abyssinian.arvixe.com2018-05-09 → 2018-05-09 · 3 obs
○ 2026-03-15 17:42:28
○ 2026-03-23 02:27:04
○NSns2.abyssinian.arvixe.com2018-05-09 → 2018-05-09 · 3 obs
○ 2026-03-15 17:42:28
○ 2026-03-23 02:27:04
○MXnusmathsoc.org2018-05-09 → 2018-05-09 · 3 obs
○ 2026-03-15 17:42:28
○ 2026-03-23 02:27:04
○A100.42.56.122018-05-09 → 2018-05-09 · 3 obs
○ 2026-03-15 17:42:28
○ 2026-03-23 02:27:04
●A104.21.92.962026-03-15 → 2026-03-23 · 3 obs
● 2026-03-15 17:42:28
● 2026-03-23 02:27:04
●A172.67.191.932026-03-15 → 2026-03-23 · 3 obs
● 2026-03-15 17:42:28
● 2026-03-23 02:27:04
●A2606:4700:3035::6815:5c602026-03-15 → 2026-03-23 · 3 obs
● 2026-03-15 17:42:28
● 2026-03-23 02:27:04
●A2606:4700:3036::ac43:bf5d2026-03-15 → 2026-03-23 · 3 obs
● 2026-03-15 17:42:28
● 2026-03-23 02:27:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| nusmathsoc.org | kurt.ns.cloudflare.com, courtney.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.193
NS records: kurt.ns.cloudflare.com, courtney.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nusmathsoc.org (unsigned zone)
⏱️ Timing
Total: 2541ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.92.96, 172.67.191.93 |
| AAAA | 2 | 2606:4700:3035::6815:5c60, 2606:4700:3036::ac43:bf5d |
| NS | 2 | courtney.ns.cloudflare.com, kurt.ns.cloudflare.com |
| TXT | 1 | google-site-verification=vwQrKOpp-iV5C_y |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | courtney.ns.cloudflare.com dns.cloudflar |
Analysis
IP Addresses
Four IP numbers are pointed to by nusmathsoc.org: 2606:4700:3035::6815:5c60, 2606:4700:3036::ac43:bf5d, 104.21.92.96 and 172.67.191.93.
other host names including findduplicatemp3.com, 7298.casino, banckle.com, webarbia.com and progressivepowdercoating.com share IP numbers with nusmathsoc.org.
Name Servers
nusmathsoc.org is delegated to two name servers courtney.ns.cloudflare.com and kurt.ns.cloudflare.com.
nusmathsoc.org shares the same name server setup as other domains, for instance fydsks.com, xinyuanliuxue.com, qzysbl.com, yuanhuaiketang.com and vrwxg.com.
nusmathsoc.org at least partially shares name servers with other domains, for instance huanlezhi.com, breathoflifecpr.org, go.ua, trustyplugins.com and cyberinstitute.net.
these name servers are commonly used alongside haley.ns.cloudflare.com.
Host names with six IP numbers:
Host name courtney.ns.cloudflare.com points to: 2606:4700:50::a29f:2682, 2803:f800:50::6ca2:c282, 2a06:98c1:50::ac40:2282, 108.162.194.130, 162.159.38.130 and 172.64.34.130.
Host name kurt.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc1, 2803:f800:50::6ca2:c1c1, 2a06:98c1:50::ac40:21c1, 108.162.193.193, 172.64.33.193 and 173.245.59.193.