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Tools · network protocols · Alternatives

IPv6 alternatives

As of 4 November 2026, 39 network protocols are named by companies instead of IPv6: TCP/IP by 5,615 companies, DNS by 3,903, DHCP by 2,671.

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

IPv6, companies in postings
294
Most used alternative
TCP/IP · 5,615
Fastest hiring, 90 days
TCP/IP
Alternatives ranked
39
Catalogue
T-1.0.1-prov
01Ranked by evidence

network protocols companies choose instead of IPv6

Companies naming each tool in their own postings, and postings in the last 90 days. Bars are relative to the category leader.

#AlternativeCompaniescompaniesvs IPv6postings, 90 dCompare
1
TCP/IPIETF
5,6151910%16,228IPv6 vs TCP/IP →
2
DNSIETF
3,9031328%8,974IPv6 vs DNS →
3
DHCPIETF
2,671909%6,100IPv6 vs DHCP →
4
2,080707%7,952IPv6 vs Ethernet →
5
1,577536%2,947IPv6 vs WebSocket →
6
1,467499%3,595IPv6 vs SSL/TLS →
7
VLANIEEE
1,296441%2,706IPv6 vs VLAN →
8
BGPIETF
1,261429%3,454IPv6 vs BGP →
9
1,138387%2,311IPv6 vs SFTP →
10
Wi-FiWi-Fi Alliance
1,003341%2,133IPv6 vs Wi-Fi →
11
SSHIETF
865294%1,772IPv6 vs SSH →
12
IPsecIETF
741252%1,728IPv6 vs IPsec →
13
SNMPIETF
716244%1,675IPv6 vs SNMP →
14
FTPIETF
710241%1,132IPv6 vs FTP →
15
SIPIETF
608207%1,553IPv6 vs SIP →
16
MPLSIETF
607206%1,626IPv6 vs MPLS →
17
mTLSIETF
503171%1,177IPv6 vs mTLS →
18
SMTPIETF
469160%832IPv6 vs SMTP →
19
UDPIETF
448152%985IPv6 vs UDP →
20
VXLANIETF
445151%1,514IPv6 vs VXLAN →
21
444151%827IPv6 vs WebRTC →
22
RTPIETF
417142%997IPv6 vs RTP →
23
OSPFIETF
384131%921IPv6 vs OSPF →
24
EIGRPCisco
362123%871IPv6 vs EIGRP →
25
339115%848IPv6 vs Spanning Tree Protocol →
26
IPv4IETF
332113%801IPv6 vs IPv4 →
27
5G3GPP
306104%1,646IPv6 vs 5G →
28
295100%715IPv6 vs HTTP Live Streaming →
29
LTE3GPP
28998%1,121IPv6 vs LTE →
30
28196%673IPv6 vs IEEE 802.1X →
31
NTPIETF
26490%524IPv6 vs NTP →
32
NetFlowCisco
25988%599IPv6 vs NetFlow →
33
EVPNIETF
25085%913IPv6 vs EVPN →
34
RDMAIBTA
20971%1,140IPv6 vs RDMA →
35
19566%963IPv6 vs Precision Time Protocol →
36
AS2IETF
18663%370IPv6 vs AS2 →
37
18362%480IPv6 vs IEEE 802.11 →
38
18362%364IPv6 vs Remote Desktop Protocol →
39
RoCEInfiniBand Trade Association
18262%968IPv6 vs RoCE →
33,777 companies name a network protocol in their postings.

Filter on any of them, or on IPv6 users who also name an alternative, and open the person who owns the stack.

Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

39 network protocols are named by companies instead of IPv6: TCP/IP by 5,615 companies, DNS by 3,903, DHCP by 2,671, measured from their own job postings. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/ipv6/alternatives)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • RankingCompanies whose own postings name the tool as the team's system, from the Breaknorm technology catalogue T-1.0.1-prov. Editions are folded into their parent product.
  • 90-day postingsOpen postings first seen or posted in the last 90 days that name the tool.
  • Not includedRatings, prices, feature claims, sponsored positions.
FAQ

IPv6 alternatives: questions

What is the most used alternative to IPv6?

TCP/IP: 5,615 companies name it in their own job postings, against 294 for IPv6.

How is this list ranked?

By the number of companies whose own postings name the tool as the team's system (Breaknorm technology catalogue T-1.0.1-prov), then by postings in the last 90 days. No ratings, no vendor input, no sponsored positions.

Does this say which is better?

No. It says who uses what, by company size, industry and country, so you can see which tools companies like yours choose. For features and prices, read the vendors.

Can I get the companies on any of these?

Yes: click the tool, see the first 20 companies, and sign up for the full list with verified e-mails. Counting is free.

Companies and people

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Every company on IPv6
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