`seirensen.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:21d4^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a6db^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.33.212^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.219^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`keenan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c0b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keenan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`keenan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`keenan.ns.cloudflare.com`
		A	108.162.195.11^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keenan.ns.cloudflare.com`
		A	162.159.44.11^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keenan.ns.cloudflare.com`
		A	172.64.35.11^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keenan.ns.cloudflare.com`
NS	`laila.ns.cloudflare.com`
		A	2606:4700:50::a29f:267a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laila.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c27a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`laila.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:227a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`laila.ns.cloudflare.com`
		A	108.162.194.122^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laila.ns.cloudflare.com`
		A	162.159.38.122^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laila.ns.cloudflare.com`
		A	172.64.34.122^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laila.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁶⁴⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁸⁴⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`domain-verification=92b096384f86fb00e26931560c9c5a99236ebf7f`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.33.212, 172.67.166.219
		IPv6	2606:4700:3032::6815:21d4, 2606:4700:3033::ac43:a6db
SOA	`keenan.ns.cloudflare.com`dns@cloudflare.com serial=2398068656

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774606072

Subdomains

router-ch1.seirensen.com

Same first word

seirensen.com

Similar names

sensineer.com

resinense.com

essenerin.de

senseiren.jp

DNS History

9 records (9 active, 0 former)

●NSkeenan.ns.cloudflare.com2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

●NSlaila.ns.cloudflare.com2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

●MXroute1.mx.cloudflare.net2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

●MXroute2.mx.cloudflare.net2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

●MXroute3.mx.cloudflare.net2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

●A104.21.33.2122026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

●A172.67.166.2192026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

●A2606:4700:3032::6815:21d42026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

●A2606:4700:3033::ac43:a6db2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 18:23:46
● 2026-03-27 10:27:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
seirensen.com	laila.ns.cloudflare.com, keenan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.11

NS records: laila.ns.cloudflare.com, keenan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seirensen.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.219, 104.21.33.212`
AAAA	2	`2606:4700:3032::6815:21d4, 2606:4700:3033::ac43:a6db`
NS	2	`keenan.ns.cloudflare.com, laila.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 49), route1.mx.cloudflare.net (pri: 64)...`
TXT	2	`domain-verification=92b096384f86fb00e269, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`keenan.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (laila.ns.cloudflare.com, laila.ns.cloudflare.com, laila.ns.cloudflare.com...)

Analysis

Hierarchy

seirensen.com is the parent of router-ch1.seirensen.com.

IP Addresses

seirensen.com resolves to four IPs: 2606:4700:3032::6815:21d4, 2606:4700:3033::ac43:a6db, 104.21.33.212 and 172.67.166.219.

Other host names, for instance vvvanwbnijkerk.nl, www.eleven-i.com, www.jmfuda.com, www.shanxixygm.com and cryptoexeth.com share IP numbers with seirensen.com.

Name Servers

seirensen.com has two name servers: keenan.ns.cloudflare.com and laila.ns.cloudflare.com.

seirensen.com shares the same name server setup as other domains, for example webwick.me, kakuroquest.com, patikatrek.com, cricgate.com and thewikipediagame.org.

seirensen.com shares some name servers with other domains, for example mgmbailout.com, fpssi.com, tsjbit.sbs, italrete.it and oxibome.top.

These name servers are commonly used with the name servers marjory.ns.cloudflare.com.

Host names with six IP numbers: keenan.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0b, 2803:f800:50::6ca2:c30b, 2a06:98c1:50::ac40:230b, 108.162.195.11, 162.159.44.11 and 172.64.35.11; laila.ns.cloudflare.com points to: 2606:4700:50::a29f:267a, 2803:f800:50::6ca2:c27a, 2a06:98c1:50::ac40:227a, 108.162.194.122, 162.159.38.122 and 172.64.34.122.

Mail Servers

seirensen.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

seirensen.com shares some mail servers with other domains, at least partially; for instance mejamarmer.com, crocheted4u.com, downflare.com, hanbollar.dev and elvijs.lv.

Host names with six IP numbers:

route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13

route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19

route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25

seirensen.com - robtex.com

seirensen.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`seirensen.com`

`com`