nextstack.com.sg - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`nextstack.com.sg`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:9a8c^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:48c2^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.194^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.154.140^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gene.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a9e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gene.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gene.ns.cloudflare.com`
		A	108.162.192.158^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	172.64.32.158^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	173.245.58.158^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
NS	`mitch.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitch.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mitch.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mitch.ns.cloudflare.com`
		A	108.162.193.208^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitch.ns.cloudflare.com`
		A	172.64.33.208^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitch.ns.cloudflare.com`
		A	173.245.59.208^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitch.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=yacouWoZiZsuDElDf8kGfqKO93v8LnI_4e775GS4YXA`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.72.194, 172.67.154.140
		IPv6 hints	2606:4700:3031::ac43:9a8c, 2606:4700:3035::6815:48c2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com
SOA	`gene.ns.cloudflare.com`dns@cloudflare.com serial=2412425834

`com.sg`

	DNSSEC	⚠️ Not signed
	NS	`ds.sgnic.sg` ⭐
	NS	`dsany2.sgnic.sg` ⚠️ Not in parent delegation
	NS	`dsany3.sgnic.sg` ⚠️ Not in parent delegation
	NS	`dsany4.sgnic.sg` ⚠️ Not in parent delegation
	NS	`pch.sgzones.sg` ⚠️ Not in parent delegation
	SOA	`ds.sgnic.sg`dna@sgnic.sg serial=2608212230

Same first word

nextstack.club

nextstack.netlify.app

nextstack.com.sg

nextstack.com.hk

nextstack.dev

nextstack.io

nextstack.ltd

nextstack.hk

nextstack.org

Similar names

stacknext.com

stacknext.in

Previous names

Next names

DNS History

15 records (11 active, 4 former)

●NSgene.ns.cloudflare.com2026-08-17 → 2026-08-21 · 2 obs

● 2026-08-17 22:15:14
● 2026-08-21 23:13:08

●NSmitch.ns.cloudflare.com2026-08-17 → 2026-08-21 · 2 obs

● 2026-08-17 22:15:14
● 2026-08-21 23:13:08

●MXalt1.aspmx.l.google.com2026-08-17 → 2026-08-21 · 2 obs

● 2026-08-17 22:15:14
● 2026-08-21 23:13:08

●MXalt2.aspmx.l.google.com2026-08-17 → 2026-08-21 · 2 obs

● 2026-08-17 22:15:14
● 2026-08-21 23:13:08

●MXalt3.aspmx.l.google.com2026-08-17 → 2026-08-21 · 2 obs

● 2026-08-17 22:15:14
● 2026-08-21 23:13:08

●MXalt4.aspmx.l.google.com2026-08-17 → 2026-08-21 · 2 obs

● 2026-08-17 22:15:14
● 2026-08-21 23:13:08

●MXaspmx.l.google.com2026-08-17 → 2026-08-21 · 2 obs

● 2026-08-17 22:15:14
● 2026-08-21 23:13:08

●A104.21.72.1942026-08-21 → 2026-08-21 · 3 obs

○ 2026-08-17 22:15:14
● 2026-08-21 23:13:06
● 2026-08-21 23:13:08

●A172.67.154.1402026-08-21 → 2026-08-21 · 3 obs

○ 2026-08-17 22:15:14
● 2026-08-21 23:13:06
● 2026-08-21 23:13:08

○A188.114.96.02026-08-17 → 2026-08-17 · 3 obs

● 2026-08-17 22:15:14
○ 2026-08-21 23:13:06
○ 2026-08-21 23:13:08

○A188.114.97.02026-08-17 → 2026-08-17 · 3 obs

● 2026-08-17 22:15:14
○ 2026-08-21 23:13:06
○ 2026-08-21 23:13:08

●A2606:4700:3031::ac43:9a8c2026-08-21 → 2026-08-21 · 3 obs

○ 2026-08-17 22:15:14
● 2026-08-21 23:13:06
● 2026-08-21 23:13:08

●A2606:4700:3035::6815:48c22026-08-21 → 2026-08-21 · 3 obs

○ 2026-08-17 22:15:14
● 2026-08-21 23:13:06
● 2026-08-21 23:13:08

○A2a06:98c1:3120::2026-08-17 → 2026-08-17 · 3 obs

● 2026-08-17 22:15:14
○ 2026-08-21 23:13:06
○ 2026-08-21 23:13:08

○A2a06:98c1:3121::2026-08-17 → 2026-08-17 · 3 obs

● 2026-08-17 22:15:14
○ 2026-08-21 23:13:06
○ 2026-08-21 23:13:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sg	ns4.apnic.net, pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg...	10 records
nextstack.com.sg	mitch.ns.cloudflare.com, gene.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.158

NS records: mitch.ns.cloudflare.com, gene.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nextstack.com.sg (unsigned zone)

⏱️ Timing

Total: 4662ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.154.140, 104.21.72.194`
AAAA	2	`2606:4700:3031::ac43:9a8c, 2606:4700:3035::6815:48c2`
NS	2	`gene.ns.cloudflare.com, mitch.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=yacouWoZiZsuDEl, v=spf1 include:_spf.google.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gene.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 10

In-bailiwick: 8 (pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg...)

Out-of-bailiwick: 2 (ns4.apnic.net, ns4.apnic.net)

Analysis

IP Addresses

nextstack.com.sg resolves to four IP addresses: 104.21.72.194, 172.67.154.140, 2606:4700:3031::ac43:9a8c and 2606:4700:3035::6815:48c2.

Among the host names that share IP numbers with nextstack.com.sg are sdhhyl.com, 900296.com, profile.a17-112-152-32.pozible.com and two others.

Name Servers

nextstack.com.sg uses two name servers for its delegation: gene.ns.cloudflare.com and mitch.ns.cloudflare.com.

nextstack.com.sg has the same name server delegation as a number of other domains, such as hiaechely.pro, duocsaigon.edu.vn, comfortersupply.com and two more.

nextstack.com.sg partially shares its NS delegation with several other domains, including admin-dashboard-v3-pagsmile-com.pages.dev, shahriyar.dev, netafrica.org and two others.

These name servers are regularly seen alongside renan.ns.cloudflare.com and zita.ns.cloudflare.com as name servers.

Host names resolving to 6 IP numbers:

Hostname gene.ns.cloudflare.com directs to 108.162.192.158, 172.64.32.158 and 173.245.58.158 along with 3 other IP addresses.

Hostname mitch.ns.cloudflare.com directs to 108.162.193.208, 172.64.33.208 and 173.245.59.208 along with 3 other IP addresses.

Mail Servers

nextstack.com.sg is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

nextstack.com.sg shares at least some of its mail servers with other domains — for example okidok.fr, fairplaystudios.net, thomrom.com and two more.

It is common to find these mail servers paired with mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx3.googlemail.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com directs traffic to 142.251.167.26 and 2607:f8b0:4004:c1f::1a.

alt1.aspmx.l.google.com directs traffic to 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1a.