microsoftoffice-o365.com - robtex.com
microsoftoffice-o365.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:3180🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:a32a🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.49.128Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.163.42🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | seamus.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cb8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | seamus.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3b8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | seamus.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23b8🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | seamus.ns.cloudflare.com | ||||||
| A | 108.162.195.184🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | seamus.ns.cloudflare.com | ||||||
| A | 162.159.44.184Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | seamus.ns.cloudflare.com | ||||||
| A | 172.64.35.184🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | seamus.ns.cloudflare.com | ||||||
| NS | val.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aea🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | val.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0ea🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | val.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20ea🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | val.ns.cloudflare.com | ||||||
| A | 108.162.192.234🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | val.ns.cloudflare.com | ||||||
| A | 172.64.32.234🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | val.ns.cloudflare.com | ||||||
| A | 173.245.58.234🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | val.ns.cloudflare.com | ||||||
| MX | _dc-mx.6bacf2df8c35.microsoftoffice-o365.com ⭐ | ||||||
| A | 52.76.193.206🇸🇬 Amazon52.76.128.0/17 SIN prefix | ||||||
| PTR | ec2-52-76-193-206.ap-southeast-1.compute.amazonaws.com | ||||||
| TXT | v=spf1 ip4:52.76.193.206 mx -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.49.128, 172.67.163.42 | ||||||
| IPv6 hints | 2606:4700:3032::6815:3180, 2606:4700:3036::ac43:a32a | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=175, name=cloudflare-ech.com | ||||||
| SOA | seamus.ns.cloudflare.comdns@cloudflare.com serial=2403568155 | ||||||
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.netnstld@verisign-grs.com serial=1778653491 | ||||||
Same first word
microsoftoffice-o365.com |
DNS History
7 records (7 active, 0 former)
●NSseamus.ns.cloudflare.com2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:50:54
●NSval.ns.cloudflare.com2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:50:54
●MX_dc-mx.6bacf2df8c35.microsoftoffice-o365.com2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:50:54
●A104.21.49.1282026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:50:54
●A172.67.163.422026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:50:54
●A2606:4700:3032::6815:31802026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:50:54
●A2606:4700:3036::ac43:a32a2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:50:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| microsoftoffice-o365.com | val.ns.cloudflare.com, seamus.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.184
NS records: val.ns.cloudflare.com, seamus.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for microsoftoffice-o365.com (unsigned zone)
⏱️ Timing
Total: 169ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.163.42, 104.21.49.128 |
| AAAA | 2 | 2606:4700:3036::ac43:a32a, 2606:4700:3032::6815:3180 |
| NS | 2 | seamus.ns.cloudflare.com, val.ns.cloudflare.com |
| MX | 1 | _dc-mx.6bacf2df8c35.microsoftoffice-o365 |
| TXT | 1 | v=spf1 ip4:52.76.193.206 mx -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | seamus.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (val.ns.cloudflare.com, val.ns.cloudflare.com, val.ns.cloudflare.com...)
Analysis
IP Addresses
microsoftoffice-o365.com points to four IP numbers: 2606:4700:3032::6815:3180, 2606:4700:3036::ac43:a32a, 104.21.49.128 and 172.67.163.42.
For instance, other host names sorgupaneli.live, gushento.com, sadeceekran.com, ycobitcoin.com and model-junction.co.uk share IP numbers with microsoftoffice-o365.com.
Name Servers
microsoftoffice-o365.com is delegated to two name servers: seamus.ns.cloudflare.com and val.ns.cloudflare.com.
microsoftoffice-o365.com uses the same name server setup as other domains such as fptsoflware.com, fptsoftware-training.com, akajob.io, fptsoffware.com and fptsoftware.com.vn.
microsoftoffice-o365.com shares name servers with other domains at least partially, for example thechickenbook.com, incertec.mx, buscasim.com.br, vala-bleu.com and dewacuan.com.
These name servers are commonly used with gemma.ns.cloudflare.com.
Host names with six IP numbers: host name seamus.ns.cloudflare.com points to: 2606:4700:58::a29f:2cb8, 2803:f800:50::6ca2:c3b8, 2a06:98c1:50::ac40:23b8, 108.162.195.184, 162.159.44.184 and 172.64.35.184; host name val.ns.cloudflare.com points to: 2606:4700:50::adf5:3aea, 2803:f800:50::6ca2:c0ea, 2a06:98c1:50::ac40:20ea, 108.162.192.234, 172.64.32.234 and 173.245.58.234.
Mail Servers
microsoftoffice-o365.com is handled by a single mail server, _dc-mx.6bacf2df8c35.microsoftoffice-o365.com.
_dc-mx.6bacf2df8c35.microsoftoffice-o365.com points to a single IP: 52.76.193.206.