offlineauthentication.com - dns.ninja

offlineauthentication.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:9091🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:276c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.39.108Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.145🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelle.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a6e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelle.ns.cloudflare.com
A2803:f800:50::6ca2:c06e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelle.ns.cloudflare.com
A2a06:98c1:50::ac40:206e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelle.ns.cloudflare.com
A108.162.192.110🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelle.ns.cloudflare.com
A172.64.32.110🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelle.ns.cloudflare.com
A173.245.58.110🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelle.ns.cloudflare.com
NSivan.ns.cloudflare.com
A2606:4700:58::adf5:3b78🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivan.ns.cloudflare.com
A2803:f800:50::6ca2:c178🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRivan.ns.cloudflare.com
A2a06:98c1:50::ac40:2178🇺🇸 Cloudflare2a06:98c1:50::/45
PTRivan.ns.cloudflare.com
A108.162.193.120🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivan.ns.cloudflare.com
A172.64.33.120🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivan.ns.cloudflare.com
A173.245.59.120🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivan.ns.cloudflare.com
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.39.108, 172.67.144.145
IPv6 hints2606:4700:3031::ac43:9091, 2606:4700:3035::6815:276c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=251, name=cloudflare-ech.com
SOAelle.ns.cloudflare.comdns@cloudflare.com serial=2411212810

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786686114
🔒 HSTS Preload (+subdomains)

Same first word

offlineauthentication.com

DNS History

16 records (6 active, 10 former)

2020202120222023202420252026NSelle.ns.cloudflare.comivan.ns.cloudflare.comns1030.ui-dns.orgns1031.ui-dns.dens1064.ui-dns.comns1115.ui-dns.bizMXmx00.ionos.commx01.ionos.comA104.21.39.108172.67.144.1452606:4700:3031::ac43:90912606:4700:3035::6815:276c2606:4700:3033::ac43:90912606:4700:3034::6815:276c2607:f1c0:100f:f000::26874.208.236.235
●NSelle.ns.cloudflare.com2026-03-11 → 2026-08-14 · 3 obs
○ 2019-12-15 23:42:32
● 2026-03-11 22:01:48
● 2026-08-14 05:45:00
●NSivan.ns.cloudflare.com2026-03-11 → 2026-08-14 · 3 obs
○ 2019-12-15 23:42:32
● 2026-03-11 22:01:48
● 2026-08-14 05:45:00
○NSns1030.ui-dns.org2019-12-15 → 2019-12-15 · 3 obs
● 2019-12-15 23:42:32
○ 2026-03-11 22:01:48
○ 2026-08-14 05:45:00
○NSns1031.ui-dns.de2019-12-15 → 2019-12-15 · 3 obs
● 2019-12-15 23:42:32
○ 2026-03-11 22:01:48
○ 2026-08-14 05:45:00
○NSns1064.ui-dns.com2019-12-15 → 2019-12-15 · 3 obs
● 2019-12-15 23:42:32
○ 2026-03-11 22:01:48
○ 2026-08-14 05:45:00
○NSns1115.ui-dns.biz2019-12-15 → 2019-12-15 · 3 obs
● 2019-12-15 23:42:32
○ 2026-03-11 22:01:48
○ 2026-08-14 05:45:00
○MXmx00.ionos.com2019-12-15 → 2019-12-15 · 3 obs
● 2019-12-15 23:42:32
○ 2026-03-11 22:01:48
○ 2026-08-14 05:45:00
○MXmx01.ionos.com2019-12-15 → 2019-12-15 · 3 obs
● 2019-12-15 23:42:32
○ 2026-03-11 22:01:48
○ 2026-08-14 05:45:00
●A104.21.39.1082026-03-11 → 2026-08-14 · 3 obs
○ 2019-12-15 23:42:32
● 2026-03-11 22:01:48
● 2026-08-14 05:45:00
●A172.67.144.1452026-03-11 → 2026-08-14 · 3 obs
○ 2019-12-15 23:42:32
● 2026-03-11 22:01:48
● 2026-08-14 05:45:00
●A2606:4700:3031::ac43:90912026-06-22 → 2026-08-14 · 3 obs
○ 2026-06-17 09:47:18
● 2026-06-22 03:00:40
● 2026-08-14 05:45:00
○A2606:4700:3033::ac43:90912026-03-11 → 2026-06-17 · 5 obs
○ 2019-12-15 23:42:32
● 2026-03-11 22:01:48
● 2026-06-17 09:47:18
○ 2026-06-22 03:00:40
○ 2026-08-14 05:45:00
○A2606:4700:3034::6815:276c2026-03-11 → 2026-06-17 · 5 obs
○ 2019-12-15 23:42:32
● 2026-03-11 22:01:48
● 2026-06-17 09:47:18
○ 2026-06-22 03:00:40
○ 2026-08-14 05:45:00
●A2606:4700:3035::6815:276c2026-06-22 → 2026-08-14 · 3 obs
○ 2026-06-17 09:47:18
● 2026-06-22 03:00:40
● 2026-08-14 05:45:00
○A2607:f1c0:100f:f000::2682019-12-15 → 2019-12-15 · 3 obs
● 2019-12-15 23:42:32
○ 2026-03-11 22:01:48
○ 2026-08-14 05:45:00
○A74.208.236.2352019-12-15 → 2019-12-15 · 3 obs
● 2019-12-15 23:42:32
○ 2026-03-11 22:01:48
○ 2026-08-14 05:45:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...-
offlineauthentication.comelle.ns.cloudflare.com, ivan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.120

NS records: elle.ns.cloudflare.com, ivan.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 784ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.144.145, 104.21.39.108
AAAA22606:4700:3031::ac43:9091, 2606:4700:3035::6815:276c
NS2elle.ns.cloudflare.com, ivan.ns.cloudflare.com
TXT1v=spf1 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elle.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

offlineauthentication.com has four IP addresses: 104.21.39.108, 172.67.144.145, 2606:4700:3031::ac43:9091 and 2606:4700:3035::6815:276c.

Two other host names, along with vcnews.ru, mibodaenbaja.com.mx and www.run-shine.com, also share IP numbers with offlineauthentication.com.

Name Servers

offlineauthentication.com is delegated to two name servers: elle.ns.cloudflare.com and ivan.ns.cloudflare.com.

offlineauthentication.com shares its NS records with other domains, for example sanctus.de, powersergopioidoverdoseinterventiontrust.com, reportoverdose.com and two others.

offlineauthentication.com has at least partial name server overlap with other domains, such as op.vc, linkshrink.org, govalert.me and two others.

These name servers tend to appear together with the name servers erin.ns.cloudflare.com, clyde.ns.cloudflare.com and lochlan.ns.cloudflare.com.

DNS names with 6 IP addresses:

elle.ns.cloudflare.com resolves to 108.162.192.110, 172.64.32.110, 173.245.58.110 and 3 other IP addresses.

ivan.ns.cloudflare.com resolves to 108.162.193.120, 172.64.33.120, 173.245.59.120 and 3 other IP addresses.