opensource.sg - dns.ninja
opensource.sg
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:9ca2🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:d9d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.13.157Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.156.162🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | carioca.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2614🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carioca.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c214🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | carioca.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2214🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | carioca.ns.cloudflare.com | ||||||
| A | 108.162.194.20🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carioca.ns.cloudflare.com | ||||||
| A | 162.159.38.20Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carioca.ns.cloudflare.com | ||||||
| A | 172.64.34.20🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carioca.ns.cloudflare.com | ||||||
| NS | rob.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b8c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rob.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c18c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rob.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:218c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rob.ns.cloudflare.com | ||||||
| A | 108.162.193.140🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.33.140🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 173.245.59.140🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | glacier-relay.mxrouting.net ⭐ | ||||||
| A | 45.43.208.47🇺🇸 QUICKPACKET45.43.208.0/24 QuickPacket LLC | ||||||
| MX | glacier.mxrouting.net(20) | ||||||
| A | 45.43.208.47🇺🇸 QUICKPACKET45.43.208.0/24 QuickPacket LLC | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.13.157, 172.67.156.162 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:9ca2, 2606:4700:3036::6815:d9d | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=91, name=cloudflare-ech.com | ||||||
| SOA | carioca.ns.cloudflare.comdns@cloudflare.com serial=2405821250 | ||||||
sg
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ds.sgnic.sg ⭐ | ||||||
| NS | dsany2.sgnic.sg | ||||||
| NS | dsany3.sgnic.sg | ||||||
| NS | dsany4.sgnic.sg | ||||||
| NS | ns4.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | pch.sgzones.sg | ||||||
| SOA | ds.sgnic.sgdna@sgnic.sg serial=2607031530 | ||||||
Same first word
Similar names
DNS History
10 records (8 active, 2 former)
●NScarioca.ns.cloudflare.com2026-02-14 → 2026-07-03 · 2 obs
● 2026-07-03 16:01:44
●NSrob.ns.cloudflare.com2026-02-14 → 2026-07-03 · 2 obs
● 2026-07-03 16:01:44
●MXglacier-relay.mxrouting.net2026-02-14 → 2026-07-03 · 2 obs
● 2026-07-03 16:01:44
●MXglacier.mxrouting.net2026-02-14 → 2026-07-03 · 2 obs
● 2026-07-03 16:01:44
●A104.21.13.1572026-02-14 → 2026-07-03 · 8 obs
● 2026-03-06 19:45:36
○ 2026-03-13 01:59:44
● 2026-03-15 10:26:16
● 2026-03-19 07:59:32
○ 2026-03-22 14:20:44
● 2026-03-24 18:21:08
● 2026-07-03 16:01:44
○A172.64.80.12026-03-13 → 2026-03-22 · 7 obs
● 2026-03-13 01:59:44
○ 2026-03-15 10:26:16
○ 2026-03-19 07:59:32
● 2026-03-22 14:20:44
○ 2026-03-24 18:21:08
○ 2026-07-03 16:01:44
●A172.67.156.1622026-02-14 → 2026-07-03 · 8 obs
● 2026-03-06 19:45:36
○ 2026-03-13 01:59:44
● 2026-03-15 10:26:16
● 2026-03-19 07:59:32
○ 2026-03-22 14:20:44
● 2026-03-24 18:21:08
● 2026-07-03 16:01:44
○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-13 → 2026-03-13 · 5 obs
○ 2026-03-06 19:45:36
● 2026-03-13 01:59:44
○ 2026-03-15 10:26:16
○ 2026-07-03 16:01:44
●A2606:4700:3033::ac43:9ca22026-02-14 → 2026-07-03 · 5 obs
● 2026-03-06 19:45:36
○ 2026-03-13 01:59:44
● 2026-03-15 10:26:16
● 2026-07-03 16:01:44
●A2606:4700:3036::6815:d9d2026-02-14 → 2026-07-03 · 5 obs
● 2026-03-06 19:45:36
○ 2026-03-13 01:59:44
● 2026-03-15 10:26:16
● 2026-07-03 16:01:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sg | dsany4.sgnic.sg, dsany2.sgnic.sg, pch.sgzones.sg, dsany3.sgnic.sg | - |
| opensource.sg | carioca.ns.cloudflare.com, rob.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.20
NS records: carioca.ns.cloudflare.com, rob.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opensource.sg (unsigned zone)
⏱️ Timing
Total: 832ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.156.162, 104.21.13.157 |
| AAAA | 2 | 2606:4700:3036::6815:d9d, 2606:4700:3033::ac43:9ca2 |
| NS | 2 | carioca.ns.cloudflare.com, rob.ns.cloudflare.com |
| MX | 2 | glacier.mxrouting.net (pri: 10), glacier-relay.mxrouting.net (pri: 20) |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | carioca.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
opensource.sg has four IP addresses: 104.21.13.157, 172.67.156.162, 2606:4700:3033::ac43:9ca2 and 2606:4700:3036::6815:d9d.
superpenguin.ai, mx2.cominformatique.com, mgmtsquarehub.com plus two other host names have IP numbers in common with opensource.sg.
Name Servers
DNS delegation for opensource.sg points to two name servers: carioca.ns.cloudflare.com and rob.ns.cloudflare.com.
The name server configuration of opensource.sg is shared with other domains, for instance kiemtoannangluongnhanh.vn, thanmienbac.vn, solanamars.com and two others.
opensource.sg partially shares its NS delegation with several other domains, including wstpch.com, namelynewborns.com, forum-theatre.com and two others.
These name servers often co-occur with the name servers lady.ns.cloudflare.com.
Hosts with 6 IP addresses each:
carioca.ns.cloudflare.com has IP addresses 108.162.194.20, 162.159.38.20 and 172.64.34.20, plus 3 other.
rob.ns.cloudflare.com has IP addresses 108.162.193.140, 172.64.33.140 and 173.245.59.140, plus 3 other.
Mail Servers
opensource.sg uses two mail servers, glacier-relay.mxrouting.net and glacier.mxrouting.net.
The mail server setup of opensource.sg matches that of other domains such as duallytec.com.br, thebookninja.com, capopmail.org and two others.
At least some of the mail servers used by opensource.sg are shared with other domains: anggroupbd.com, konterku.com, txen.de and two others among them.
Both glacier-relay.mxrouting.net and glacier.mxrouting.net have a single IP address, 45.43.208.47, and share it.
Host names pointing to 45.43.208.47 IP addresses: glacier-relay.mxrouting.net and glacier.mxrouting.net.