hackathon.sg - dns.ninja

`hackathon.sg`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:89e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:828d^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.8.158^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.141^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dion.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dion.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dion.ns.cloudflare.com`
		A	108.162.193.156^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	172.64.33.156^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
		A	173.245.59.156^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dion.ns.cloudflare.com`
NS	`hera.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hera.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hera.ns.cloudflare.com`
		A	108.162.192.162^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	172.64.32.162^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	173.245.58.162^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
MX	`mx.yandex.net` ⭐
		A	2a02:6b8::311^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
		A	77.88.21.249^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
TXT	`v=spf1 ip4:108.174.147.29 ip4:108.174.151.163 ip4:192.64.180.160 +a +mx +ip4:...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.8.158, 172.67.130.141
		IPv6 hints	2606:4700:3031::6815:89e, 2606:4700:3032::ac43:828d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=106, name=cloudflare-ech.com
SOA	`dion.ns.cloudflare.com`dns@cloudflare.com serial=2406567091

`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.sg`dna@sgnic.sg serial=2606282100

Same first word

DNS History

19 records (7 active, 12 former)

●NSdion.ns.cloudflare.com2017-03-16 → 2026-06-28 · 2 obs

● 2017-03-16 17:07:42
● 2026-06-28 21:21:48

●NShera.ns.cloudflare.com2017-03-16 → 2026-06-28 · 2 obs

● 2017-03-16 17:07:42
● 2026-06-28 21:21:48

●MXmx.yandex.net2017-03-16 → 2026-06-28 · 2 obs

● 2017-03-16 17:07:42
● 2026-06-28 21:21:48

●A104.21.8.1582026-03-01 → 2026-06-28 · 9 obs

○ 2019-02-18 23:37:22
● 2026-03-01 05:23:34
● 2026-03-18 02:33:26
○ 2026-04-03 08:37:36
● 2026-04-24 15:53:30
● 2026-06-16 08:02:46
○ 2026-06-17 13:15:40
● 2026-06-28 14:23:18
● 2026-06-28 21:21:48

○A104.28.14.412017-03-16 → 2019-02-18 · 4 obs

● 2017-03-16 17:07:42
● 2019-02-18 23:37:22
○ 2026-03-01 05:23:34
○ 2026-06-28 21:21:48

○A104.28.15.412017-03-16 → 2019-02-18 · 4 obs

● 2017-03-16 17:07:42
● 2019-02-18 23:37:22
○ 2026-03-01 05:23:34
○ 2026-06-28 21:21:48

●A172.67.130.1412026-03-01 → 2026-06-28 · 9 obs

○A188.114.96.02026-04-03 → 2026-06-17 · 7 obs

○ 2026-03-18 02:33:26
● 2026-04-03 08:37:36
○ 2026-04-24 15:53:30
○ 2026-06-16 08:02:46
● 2026-06-17 13:15:40
○ 2026-06-28 14:23:18
○ 2026-06-28 21:21:48

○A188.114.97.02026-04-03 → 2026-06-17 · 7 obs

○ 2026-03-18 02:33:26
● 2026-04-03 08:37:36
○ 2026-04-24 15:53:30
○ 2026-06-16 08:02:46
● 2026-06-17 13:15:40
○ 2026-06-28 14:23:18
○ 2026-06-28 21:21:48

○A2400:cb00:2048:1::681c:e292017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:07:42
○ 2019-02-18 23:37:22
○ 2026-06-28 21:21:48

○A2400:cb00:2048:1::681c:f292017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:07:42
○ 2019-02-18 23:37:22
○ 2026-06-28 21:21:48

○A2606:4700:30::681c:e292019-02-18 → 2019-02-18 · 4 obs

○ 2017-03-16 17:07:42
● 2019-02-18 23:37:22
○ 2026-03-01 05:23:34
○ 2026-06-28 21:21:48

○A2606:4700:30::681c:f292019-02-18 → 2019-02-18 · 4 obs

○ 2017-03-16 17:07:42
● 2019-02-18 23:37:22
○ 2026-03-01 05:23:34
○ 2026-06-28 21:21:48

●A2606:4700:3031::6815:89e2026-06-28 → 2026-06-28 · 3 obs

○ 2026-06-17 13:15:40
● 2026-06-28 14:23:18
● 2026-06-28 21:21:48

●A2606:4700:3032::ac43:828d2026-06-28 → 2026-06-28 · 3 obs

○ 2026-06-17 13:15:40
● 2026-06-28 14:23:18
● 2026-06-28 21:21:48

○A2606:4700:3034::6815:89e2026-03-01 → 2026-06-16 · 8 obs

○ 2019-02-18 23:37:22
● 2026-03-01 05:23:34
● 2026-03-18 02:33:26
○ 2026-04-03 08:37:36
● 2026-04-24 15:53:30
● 2026-06-16 08:02:46
○ 2026-06-17 13:15:40
○ 2026-06-28 21:21:48

○A2606:4700:3036::ac43:828d2026-03-01 → 2026-06-16 · 8 obs

○ 2019-02-18 23:37:22
● 2026-03-01 05:23:34
● 2026-03-18 02:33:26
○ 2026-04-03 08:37:36
● 2026-04-24 15:53:30
● 2026-06-16 08:02:46
○ 2026-06-17 13:15:40
○ 2026-06-28 21:21:48

○A2a06:98c1:3120::2026-04-03 → 2026-06-17 · 7 obs

○ 2026-03-18 02:33:26
● 2026-04-03 08:37:36
○ 2026-04-24 15:53:30
○ 2026-06-16 08:02:46
● 2026-06-17 13:15:40
○ 2026-06-28 14:23:18
○ 2026-06-28 21:21:48

○A2a06:98c1:3121::2026-04-03 → 2026-06-17 · 7 obs

○ 2026-03-18 02:33:26
● 2026-04-03 08:37:36
○ 2026-04-24 15:53:30
○ 2026-06-16 08:02:46
● 2026-06-17 13:15:40
○ 2026-06-28 14:23:18
○ 2026-06-28 21:21:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sg	ns4.apnic.net, pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg...	10 records
hackathon.sg	hera.ns.cloudflare.com, dion.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.156

NS records: hera.ns.cloudflare.com, dion.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hackathon.sg (unsigned zone)

⏱️ Timing

Total: 532ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.130.141, 104.21.8.158`
AAAA	2	`2606:4700:3032::ac43:828d, 2606:4700:3031::6815:89e`
NS	2	`dion.ns.cloudflare.com, hera.ns.cloudflare.com`
MX	1	`mx.yandex.net (pri: 10)`
TXT	1	`v=spf1 ip4:108.174.147.29 ip4:108.174.15`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dion.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 10

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

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

Analysis

IP Addresses

hackathon.sg has four IP addresses: 104.21.8.158, 172.67.130.141, 2606:4700:3031::6815:89e and 2606:4700:3032::ac43:828d.

www.willowpraxisivory.xyz, capitalikosfr.com, gebyar4doracle.up.in and two other host names share IP numbers with hackathon.sg.

Name Servers

hackathon.sg is delegated to two name servers: dion.ns.cloudflare.com and hera.ns.cloudflare.com.

hackathon.sg uses the same name servers as several other domains — among them drchasan.com, breakbite.com, dydf.org and two more.

hackathon.sg partially shares its NS delegation with several other domains, including pentonlsm.com, underdogbikesva.com, cbok.com and two others.

These name servers regularly co-occur with the name servers josephine.ns.cloudflare.com, bart.ns.cloudflare.com and pranab.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

dion.ns.cloudflare.com resolves to 108.162.193.156, 172.64.33.156, 173.245.59.156 and 3 other IP addresses.

hera.ns.cloudflare.com resolves to 108.162.192.162, 172.64.32.162, 173.245.58.162 and 3 other IP addresses.

Mail Servers

Mail for hackathon.sg is handled by a single mail server, mx.yandex.net.

hackathon.sg uses an identical mail server configuration to several other domains — among them aspectsoft.ru, topfood.club, rusmet.com and two more.

hackathon.sg has at least partial mail server overlap with other domains such as energocert.ru, poperekin.ru, elnull.ru and two more.

The host mx.yandex.net resolves to 77.88.21.249 and 2a02:6b8::311 — two IP addresses.