sera.cx - robtex.com

sera.cx

DNSSEC⚠️ Not signed
A2606:4700:20::681a:c6🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:1c6🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:4a20🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.0.198Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.1.198Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.74.32🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdave.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b6d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdave.ns.cloudflare.com
A2803:f800:50::6ca2:c16d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdave.ns.cloudflare.com
A2a06:98c1:50::ac40:216d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdave.ns.cloudflare.com
A108.162.193.109🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdave.ns.cloudflare.com
A172.64.33.109🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdave.ns.cloudflare.com
A173.245.59.109🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdave.ns.cloudflare.com
NSluciana.ns.cloudflare.com
A2606:4700:50::a29f:2683🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRluciana.ns.cloudflare.com
A2803:f800:50::6ca2:c283🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRluciana.ns.cloudflare.com
A2a06:98c1:50::ac40:2283🇺🇸 Cloudflare2a06:98c1:50::/45
PTRluciana.ns.cloudflare.com
A108.162.194.131🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRluciana.ns.cloudflare.com
A162.159.38.131Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRluciana.ns.cloudflare.com
A172.64.34.131🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRluciana.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c0b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbj-in-f26.1e100.net
A2607:f8b0:4004:c0b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbj-in-f27.1e100.net
A2607:f8b0:4004:c17::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbl-in-f26.1e100.net
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A142.250.31.26🇺🇸 Google142.250.31.0/24
PTRbj-in-f26.1e100.net
A142.250.31.27🇺🇸 Google142.250.31.0/24
PTRbj-in-f27.1e100.net
A142.251.16.26🇺🇸 Google142.251.16.0/24
PTRbl-in-f26.1e100.net
A142.251.16.27🇺🇸 Google142.251.16.0/24
PTRbl-in-f27.1e100.net
A142.251.111.26🇺🇸 Google142.251.111.0/24
PTRbk-in-f26.1e100.net
TXTgoogle-site-verification=p48crl9BxvYpi9sSjYaM80IOHq9rexEsrqa29303sIQ
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.26.0.198, 104.26.1.198, 172.67.74.32
IPv6 hints2606:4700:20::681a:c6, 2606:4700:20::681a:1c6, 2606:4700:20::ac43:4a20
SOAdave.ns.cloudflare.comdns@cloudflare.com serial=2406998012

cx

DNSSEC🔒 Signed (DS record present)
NSns.anycast.nic.cx ⭐
NSns1.anycastdns.cz
NSns2.anycastdns.cz
TXTGeneration Time: 1781617500
TXTGeneration Time ISO 8601: 2026-06-16 13:45:00
SOAns.anycast.nic.cxhostmaster@coccaregistry.org 2026-06-16 #6

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rsea.gov.tw
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DNS History

9 records (9 active, 0 former)

NSdave.ns.cloudflare.comluciana.ns.cloudflare.comMXsmtp.google.comA104.26.0.198104.26.1.198172.67.74.322606:4700:20::681a:1c62606:4700:20::681a:c62606:4700:20::ac43:4a20
●NSdave.ns.cloudflare.com2026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58
●NSluciana.ns.cloudflare.com2026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58
●MXsmtp.google.com2026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58
●A104.26.0.1982026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58
●A104.26.1.1982026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58
●A172.67.74.322026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58
●A2606:4700:20::681a:1c62026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58
●A2606:4700:20::681a:c62026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58
●A2606:4700:20::ac43:4a202026-05-25 → 2026-06-16 · 8 obs
● 2026-05-25 20:15:14
● 2026-05-28 06:25:02
○ 2026-05-29 07:24:28
● 2026-05-30 19:54:18
● 2026-06-01 19:41:20
○ 2026-06-02 05:36:06
● 2026-06-02 06:11:26
● 2026-06-16 14:41:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cxns.anycast.nic.cx, ns1.anycastdns.cz, ns2.anycastdns.cz5 records
sera.cxdave.ns.cloudflare.com, luciana.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.109

NS records: dave.ns.cloudflare.com, luciana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sera.cx (unsigned zone)

⏱️ Timing

Total: 1548ms | Queries: -

📄 Records

TypeCountSample Data
A3104.26.1.198, 104.26.0.198...
AAAA32606:4700:20::681a:c6, 2606:4700:20::ac43:4a20...
NS2dave.ns.cloudflare.com, luciana.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT1google-site-verification=p48crl9BxvYpi9s
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1dave.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 5

In-bailiwick: 2 (ns.anycast.nic.cx, ns.anycast.nic.cx)

Out-of-bailiwick: 3 (ns1.anycastdns.cz, ns1.anycastdns.cz, ns2.anycastdns.cz)

Analysis

IP Addresses

sera.cx has 6 IP addresses — 104.26.0.198, 104.26.1.198, 172.67.74.32 and 3 more.

j108.ru, pmtk.ummi.ac.id, cl.delfia.tech and two other host names share IP numbers with sera.cx.

Name Servers

sera.cx uses two name servers for its delegation: dave.ns.cloudflare.com and luciana.ns.cloudflare.com.

sera.cx uses the same name servers as several other domains — among them vinhnguyen.vn, eranie.com, claimbase.to and two more.

At least some of sera.cx's name servers are shared with other domains, for example tussocklabs.click, vinegred.ru, preponthego.com and two more.

It is common to find these name servers alongside the name servers sean.ns.cloudflare.com, mimi.ns.cloudflare.com, dana.ns.cloudflare.com and two others.

Hostnames that resolve to 6 IP addresses:

Hostname dave.ns.cloudflare.com directs to 108.162.193.109, 172.64.33.109 and 173.245.59.109 along with 3 other IP addresses.

Hostname luciana.ns.cloudflare.com directs to 108.162.194.131, 162.159.38.131 and 172.64.34.131 along with 3 other IP addresses.

Mail Servers

Mail for sera.cx is handled by a single mail server, smtp.google.com.

sera.cx uses an identical mail server configuration to several other domains — among them escforum.net, mobi.games, solarixsun.com and two more.

sera.cx has at least partial mail server overlap with other domains such as jamo.jp, retailio.in, monix.cl and two more.

smtp.google.com resolves to 9 IP addresses — 142.250.31.26, 142.250.31.27, 142.251.16.26 and 6 others.