stack.overflow.com - dns.ninja

`stack.overflow.com`

DNSSEC	⚠️ Not signed
A	2600:3c03::f03c:95ff:fe00:29ca^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
A	2600:3c03::f03c:95ff:fe91:5d52^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
A	2600:3c03::f03c:95ff:feed:4d4f^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
A	2600:3c03::f03c:95ff:feed:cf2a^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
A	45.33.83.100^{🇺🇸 AKAMAI-LINODE-AP45.33.64.0/19 Akamai Technologies}
A	45.79.167.180^{🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies}
A	66.175.209.179^{🇺🇸 AKAMAI-LINODE-AP66.175.208.0/21 Akamai Technologies}
A	96.126.111.165^{🇺🇸 AKAMAI-LINODE-AP96.126.104.0/21 Akamai Technologies}
NS	`damao.ns.giantpanda.com` ⭐ ⚠️ Not in parent delegation
		A	3.33.232.36^{🇺🇸 Amazon3.33.224.0/20}
			PTR	`ab9e1958095d04f26.awsglobalaccelerator.com`
NS	`yangguang.ns.giantpanda.com` ⚠️ Not in parent delegation
		A	75.2.45.63^{🇺🇸 Amazon75.2.32.0/20}
			PTR	`ab9e1958095d04f26.awsglobalaccelerator.com`
MX	`mail.mailerhost.net` ⭐
		A	5.161.133.13^{🇺🇸 HETZNER-CLOUD2-AS5.161.133.0/24}
			PTR	`mail.mailerhost.net`
		A	161.35.84.83^{🇳🇱 DIGITALOCEAN161.35.80.0/20 DigitalOcean}
			PTR	`mail.mailerhost.net`
TXT	`v=spf1 ip6:fd43:c0d1:c090::/48 -all`
SOA	`damao.ns.giantpanda.com`admin@giantpanda.com 2013-02-04 #1

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DNS History

24 records (11 active, 13 former)

●NSdamao.ns.giantpanda.com2026-03-06 → 2026-06-04 · 3 obs

○ 2018-01-16 18:34:02
● 2026-03-06 21:13:02
● 2026-06-04 20:17:12

○NSns1.uniregistrymarket.link2018-01-16 → 2018-01-16 · 3 obs

● 2018-01-16 18:34:02
○ 2026-03-06 21:13:02
○ 2026-06-04 20:17:12

○NSns2.uniregistrymarket.link2018-01-16 → 2018-01-16 · 3 obs

● 2018-01-16 18:34:02
○ 2026-03-06 21:13:02
○ 2026-06-04 20:17:12

●NSyangguang.ns.giantpanda.com2026-03-06 → 2026-06-04 · 6 obs

○ 2018-01-16 18:34:02
● 2026-03-06 21:13:02
○ 2026-03-26 17:07:34
○ 2026-05-12 10:27:52
● 2026-06-04 20:17:10
● 2026-06-04 20:17:12

●MXmail.mailerhost.net2026-03-06 → 2026-06-04 · 2 obs

● 2026-03-06 21:13:02
● 2026-06-04 20:17:12

○A139.162.174.2092026-04-04 → 2026-05-12 · 10 obs

○ 2026-04-03 23:40:54
● 2026-04-04 07:59:10
○ 2026-04-04 13:16:40
○ 2026-04-16 21:08:46
● 2026-04-16 22:28:08
○ 2026-04-29 03:40:20
○ 2026-05-11 03:30:24
● 2026-05-12 10:27:52
○ 2026-06-04 20:17:10
○ 2026-06-04 20:17:12

○A139.162.181.762026-04-04 → 2026-05-12 · 10 obs

○A172.104.149.862026-04-04 → 2026-05-12 · 10 obs

○A172.104.203.1862026-04-04 → 2026-05-12 · 10 obs

○A172.104.251.1982026-04-04 → 2026-05-12 · 10 obs

●A2600:3c03::f03c:95ff:fe00:29ca2026-04-03 → 2026-06-04 · 12 obs

○ 2026-03-06 21:13:02
● 2026-04-03 06:55:46
● 2026-04-03 23:40:54
○ 2026-04-04 07:59:10
● 2026-04-04 13:16:40
● 2026-04-16 21:08:46
○ 2026-04-16 22:28:08
● 2026-04-29 03:40:20
● 2026-05-11 03:30:24
○ 2026-05-12 10:27:52
● 2026-06-04 20:17:10
● 2026-06-04 20:17:12

●A2600:3c03::f03c:95ff:fe91:5d522026-03-06 → 2026-06-04 · 12 obs

○ 2018-01-16 18:34:02
● 2026-03-06 21:13:02
● 2026-04-03 23:40:54
○ 2026-04-04 07:59:10
● 2026-04-04 13:16:40
● 2026-04-16 21:08:46
○ 2026-04-16 22:28:08
● 2026-04-29 03:40:20
● 2026-05-11 03:30:24
○ 2026-05-12 10:27:52
● 2026-06-04 20:17:10
● 2026-06-04 20:17:12

●A2600:3c03::f03c:95ff:feed:4d4f2026-03-06 → 2026-06-04 · 12 obs

●A2600:3c03::f03c:95ff:feed:cf2a2026-04-03 → 2026-06-04 · 12 obs

○A2a01:7e01::2000:dff:fec1:5cdb2026-04-04 → 2026-05-12 · 10 obs

○A2a01:7e01::f03c:95ff:fe00:26922026-04-04 → 2026-05-12 · 10 obs

○A2a01:7e01::f03c:95ff:fe91:5d912026-04-04 → 2026-05-12 · 10 obs

○A2a01:7e01::f03c:95ff:feeb:9d4b2026-04-04 → 2026-05-12 · 10 obs

○A2a01:7e01::f03c:95ff:feed:783e2026-04-04 → 2026-05-12 · 10 obs

●A45.33.83.1002026-04-03 → 2026-06-04 · 12 obs

●A45.79.167.1802026-04-03 → 2026-06-04 · 12 obs

●A66.175.209.1792026-03-06 → 2026-06-04 · 12 obs

○A69.172.201.1532018-01-16 → 2018-01-16 · 3 obs

● 2018-01-16 18:34:02
○ 2026-03-06 21:13:02
○ 2026-06-04 20:17:12

●A96.126.111.1652026-03-06 → 2026-06-04 · 12 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
overflow.com	damao.ns.giantpanda.com, yangguang.ns.giantpanda.com	2 records

✅ Authoritative Response

Server:75.2.45.63

NS records: damao.ns.giantpanda.com, yangguang.ns.giantpanda.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for overflow.com (unsigned zone)

⏱️ Timing

Total: 1649ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`66.175.209.179, 45.33.83.100...`
AAAA	4	`2600:3c03::f03c:95ff:fe91:5d52, 2600:3c03::f03c:95ff:fe00:29ca...`
NS	2	`damao.ns.giantpanda.com, yangguang.ns.giantpanda.com`
MX	1	`mail.mailerhost.net (pri: 1)`
TXT	1	`v=spf1 ip6:fd43:c0d1:c090::/48 -all`
SOA	1	`damao.ns.giantpanda.com admin.giantpanda`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (damao.ns.giantpanda.com, yangguang.ns.giantpanda.com)

Analysis

IP Addresses

With 8 IP addresses in total, stack.overflow.com resolves to 45.33.83.100, 45.79.167.180, 66.175.209.179 and five more.

Two other host names, along with 45-33-83-100.ip.linodeusercontent.com, zein.it and www.tzr.in, also share IP numbers with stack.overflow.com.

Name Servers

stack.overflow.com has two authoritative name servers — damao.ns.giantpanda.com and yangguang.ns.giantpanda.com.

stack.overflow.com shares its NS records with other domains, for example felius.com, spvideo.com, ijs.org and two others.

There is at least partial name server overlap between stack.overflow.com and other domains — hamie1.me.net, www.best.rnu.com, www.(0x706f726e)ostar.virtuale.org and two more among them.

damao.ns.giantpanda.com → 3.33.232.36 and yangguang.ns.giantpanda.com → 75.2.45.63: one IP number per host name.

Mail Servers

The sole mail server for stack.overflow.com is mail.mailerhost.net.

Among the domains sharing a mail server setup with stack.overflow.com are image.openmips.com, *.hostmaster.(0x706f726e687562).ch, ns1.ihmpusa.com and two others.

mail.mailerhost.net carries two IP numbers: 5.161.133.13 and 161.35.84.83.