hackdavis.io - dns.ninja

`hackdavis.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5ab1^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:9eea^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.177^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.234^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`heather.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`heather.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`heather.ns.cloudflare.com`
		A	108.162.192.161^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	172.64.32.161^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
		A	173.245.58.161^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`heather.ns.cloudflare.com`
NS	`woz.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b96^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c196^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`woz.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2196^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`woz.ns.cloudflare.com`
		A	108.162.193.150^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	172.64.33.150^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	173.245.59.150^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽¹⁰⁾
		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`⁽¹⁰⁾
		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	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.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	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=alyAS-jV5JyvcseRTjOrRbtoLr0WCKyx7BhzcdsC55M`
TXT	`google-site-verification=hikEtxZUjtGMmoCfWx7HcX71lsUG1iC_4NqDBXXCDUs`
TXT	`google-site-verification=xVtV5ze08TLbmLj5JXzZpn434qKKyfDCHQ9g4WY1fzI`
TXT	`v=spf1 include:servers.mcsv.net include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.177, 172.67.158.234
		IPv6 hints	2606:4700:3030::6815:5ab1, 2606:4700:3030::ac43:9eea
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=161, name=cloudflare-ech.com
SOA	`heather.ns.cloudflare.com`dns@cloudflare.com serial=2411238651

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1786696300

Subdomains

www.hackdavis.io

Same first word

hackdavis.io

Similar names

divahacks.com

divashack.com

DNS History

18 records (11 active, 7 former)

○NSbonnie.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:07:36
○ 2026-02-14 21:30:46
○ 2026-08-14 08:47:26

○NScarl.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:07:36
○ 2026-02-14 21:30:46
○ 2026-08-14 08:47:26

●NSheather.ns.cloudflare.com2026-02-14 → 2026-08-14 · 3 obs

○ 2017-03-16 17:07:36
● 2026-02-14 21:30:46
● 2026-08-14 08:47:26

●NSwoz.ns.cloudflare.com2026-02-14 → 2026-08-14 · 3 obs

○ 2017-03-16 17:07:36
● 2026-02-14 21:30:46
● 2026-08-14 08:47:26

●MXalt1.aspmx.l.google.com2017-03-16 → 2026-08-14 · 2 obs

● 2017-03-16 17:07:36
● 2026-08-14 08:47:26

●MXalt2.aspmx.l.google.com2017-03-16 → 2026-08-14 · 2 obs

● 2017-03-16 17:07:36
● 2026-08-14 08:47:26

●MXalt3.aspmx.l.google.com2017-03-16 → 2026-08-14 · 2 obs

● 2017-03-16 17:07:36
● 2026-08-14 08:47:26

●MXalt4.aspmx.l.google.com2017-03-16 → 2026-08-14 · 2 obs

● 2017-03-16 17:07:36
● 2026-08-14 08:47:26

●MXaspmx.l.google.com2017-03-16 → 2026-08-14 · 2 obs

● 2017-03-16 17:07:36
● 2026-08-14 08:47:26

●A104.21.90.1772026-02-14 → 2026-08-14 · 3 obs

○ 2017-03-16 17:07:36
● 2026-02-14 21:30:46
● 2026-08-14 08:47:26

○A104.28.4.1342017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:07:36
○ 2026-02-14 21:30:46
○ 2026-08-14 08:47:26

○A104.28.5.1342017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:07:36
○ 2026-02-14 21:30:46
○ 2026-08-14 08:47:26

●A172.67.158.2342026-02-14 → 2026-08-14 · 3 obs

○ 2017-03-16 17:07:36
● 2026-02-14 21:30:46
● 2026-08-14 08:47:26

○A2400:cb00:2048:1::681c:4862017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:07:36
○ 2026-02-14 21:30:46
○ 2026-08-14 08:47:26

○A2400:cb00:2048:1::681c:5862017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:07:36
○ 2026-02-14 21:30:46
○ 2026-08-14 08:47:26

●A2606:4700:3030::6815:5ab12026-08-14 → 2026-08-14 · 2 obs

○ 2026-02-14 21:30:46
● 2026-08-14 08:47:26

●A2606:4700:3030::ac43:9eea2026-02-14 → 2026-08-14 · 3 obs

○ 2017-03-16 17:07:36
● 2026-02-14 21:30:46
● 2026-08-14 08:47:26

○A2606:4700:3033::6815:5ab12026-02-14 → 2026-02-14 · 3 obs

○ 2017-03-16 17:07:36
● 2026-02-14 21:30:46
○ 2026-08-14 08:47:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	b0.nic.io, c0.nic.io, a0.nic.io, a2.nic.io	-
hackdavis.io	woz.ns.cloudflare.com, heather.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.150

NS records: woz.ns.cloudflare.com, heather.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hackdavis.io (unsigned zone)

⏱️ Timing

Total: 529ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.158.234, 104.21.90.177`
AAAA	2	`2606:4700:3030::ac43:9eea, 2606:4700:3030::6815:5ab1`
NS	2	`heather.ns.cloudflare.com, woz.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 10)...`
TXT	4	`google-site-verification=alyAS-jV5Jyvcse, google-site-verification=hikEtxZUjtGMmoC...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`heather.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

hackdavis.io serves as the parent of www.hackdavis.io.

IP Addresses

hackdavis.io resolves to four IP addresses: 104.21.90.177, 172.67.158.234, 2606:4700:3030::6815:5ab1 and 2606:4700:3030::ac43:9eea.

Two other host names, along with lcglink.com, zaatarwzeit.net and rcmudah.pro, also share IP numbers with hackdavis.io.

Name Servers

hackdavis.io is served by two delegated name servers, heather.ns.cloudflare.com and woz.ns.cloudflare.com.

hackdavis.io shares its NS records with other domains, for example muonline.com.pe, esichiclana.com, codeplay.org and two others.

hackdavis.io has at least partial name server overlap with other domains, such as casinosigge.co, cineland.bg, f68.casino and two others.

It is common to find these name servers paired with the name servers rex.ns.cloudflare.com.

DNS names with 6 IP addresses:

heather.ns.cloudflare.com carries IP addresses 108.162.192.161, 172.64.32.161 and 173.245.58.161, with 3 other addresses beyond those.

woz.ns.cloudflare.com carries IP addresses 108.162.193.150, 172.64.33.150 and 173.245.59.150, with 3 other addresses beyond those.

Mail Servers

hackdavis.io 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 hackdavis.io and other domains, including webexodus.net, ns500841.ns500841.ns500841.ns500841.ns500821.ns500821.ns500821.ns500821.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com, ns500734.ns500734.ns500693.ns500734.ns500699.ns500699.ns500699.ns500699.ns500588.ns500699.ns500632.ns500612.ns500612.ns500612.ns500612.ns500588.ns500588.dtrkdll.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx3.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com maps to two IP addresses — 142.251.111.26 and 2607:f8b0:4004:c29::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1a.